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Arthropods (/ˈɑːrθrəˌpɒd/ AR-thrə-pod) are invertebrates in the phylum Arthropoda. They possess an exoskeleton with a cuticle made of chitin, often mineralised...

The arthropod leg is a form of jointed appendage of arthropods, usually used for walking. Many of the terms used for arthropod leg segments (called podomeres)...

Arthropods are covered with a tough, resilient integument, cuticle or exoskeleton of chitin. Generally the exoskeleton will have thickened areas in which...

Many species of arthropods (insects, arachnids, millipedes and centipedes) can bite or sting human beings. These bites and stings generally occur as a...

The mouthparts of arthropods have evolved into a number of forms, each adapted to a different style or mode of feeding. Most mouthparts are modified pairs...

presumably the ancestral form of compound eye. They are found in all arthropod groups, although they may have evolved more than once within this phylum...

2024 in arthropod paleontology is a list of new arthropod fossil taxa, including arachnids, crustaceans, trilobites, and other arthropods (except insects...

An abdomen (also belly or stomach in vertebrates, or metasoma in arthropods) is the front part of the torso between the thorax (chest) and pelvis in humans...

pax6 genes that control the development of the eyes of vertebrates and arthropods were unexpected, as the organs are anatomically dissimilar and appeared...

This list records new taxa of fossil arthropods that were announced or described in 2026 (for insects, see 2026 in paleoentomology). Other peer-reviewed...

solifuges live in dry climates and feed opportunistically on ground-dwelling arthropods and other small animals. The largest species grow to a length of 12–15 cm...

The (pan)arthropod head problem is a long-standing zoological dispute concerning the segmental composition of the heads of the various arthropod groups...

A pupa (from Latin pupa 'doll'; pl.: pupae) is the life stage of insects from the Holometabola clade undergoing metamorphosis between immature and mature...

fossil arthropods described in 2018 is a list of new taxa of trilobites, fossil insects, crustaceans, arachnids, and other fossil arthropods of every...

Threatened arthropods are defined here as any of a number of species within the phylum Arthropoda, whose extinction is likely in the foreseeable future...

chelicerates, and there may be about 500,000 unidentified species. Like all arthropods, chelicerates have segmented bodies with jointed limbs, all covered in...

Opabinia regalis is an extinct, stem group marine arthropod found in the Middle Cambrian Burgess Shale Lagerstätte (505 million years ago) of British...

legs') or hexapods comprises the largest clade of arthropods and includes most of the extant arthropod species. It includes the crown group class Insecta...

The sternum (pl.: sterna) is the ventral portion of a segment of an arthropod thorax or abdomen. In insects, the sterna are usually single, large sclerites...

may have an enlarged section at the rostral end which is a brain. Only arthropods, cephalopods and vertebrates have a true brain, though precursor structures...

with arthropods and can be informally divided between those that are reliant on arthropods for transmission and those that are descended from arthropod viruses...

extinct genus of radiodont, an order of early-diverging stem-group marine arthropods. It is best known from the type species A. canadensis, found in the Stephen...

This list contains many extinct arthropod[1] genera from the Cambrian Period of the Paleozoic Era. Some trilobites, bradoriids and phosphatocopines may...

Kiaeria is a genus of chasmataspidid, a group of extinct aquatic arthropods. It was originally classified as a xiphosuran of the monotypic family Kiaeriidae...

The cephalon is the head section of an arthropod. It is a tagma, i.e., a specialized grouping of arthropod segments. The word cephalon derives from the...

of fine projections that intercept dust particles, spores, and small arthropods such as parasitic mites. Their hydrophobic surfaces also resist the entry...

In 2025, several new arthropod fossil taxa, including arachnids, crustaceans, trilobites, and other arthropods (for insects, see 2025 in paleoentomology)...

of fossil arthropods described in 2016 is a list of new taxa of trilobites, fossil insects, crustaceans, arachnids and other fossil arthropods of every...

The Sonoran Arthropod Studies Institute (established in 1986) is a non-profit organization, located in the Sonoran Desert in Tucson, Arizona, whose mission...

name for any virus that is transmitted by arthropod vectors. The term arbovirus is a portmanteau word (arthropod-borne virus). Tibovirus (tick-borne virus)...

"crustacea" meaning: "those with shells" or "crusted ones") are mandibulate arthropods that are traditionally a part of the paraphyletic subphylum Crustacea...

Arthropods, including insects and spiders, make use of smooth adhesive pads as well as hairy pads for climbing and locomotion along non-horizontal surfaces...

A compound eye is a visual organ found in arthropods such as insects and crustaceans. It may consist of thousands of ommatidia, which are tiny independent...

"hand", also historically great appendage arthropods) is an extinct class of early Paleozoic predatory arthropods defined by their possession of spined "great...

to two large clades: the protostomes, which includes organisms such as arthropods, molluscs, flatworms, annelids and nematodes; and the deuterostomes, which...

Arthropods are invertebrate animals having an exoskeleton, a segmented body, and paired jointed appendages. Arthropods form the phylum Arthropoda. They...

of fossil arthropods described in 2015 is a list of new taxa of trilobites, fossil insects, crustaceans, arachnids and other fossil arthropods of every...

Look up chigger or harvest mite in Wiktionary, the free dictionary. Chiggers are tiny harvest mites, members of the family Trombiculidae, that can cause...

relationship between lobopodians and arthropods, as they have both lobopodian affinities and characteristics linked to the arthropod stem-group. Maximum size of...

palaeontological studies. At least a close relationship between onychophorans and arthropods is widely agreed upon, but the position of tardigrades is more controversial...

some of the most controversial and challenging topics in the study of arthropod head structures. The labrum is innervated in crustaceans and insects from...

feature of the evolution of segmented animals, especially arthropods. In the ancestral arthropod, the body was made up of repeated segments, each with similar...

13 November 2023. Smith, Charles Michael (2005). Plant resistance to arthropods: molecular and conventional approaches. Dordrecht, the Netherlands: Springer...

2020 in arthropod paleontology is a list of new arthropod fossil taxa, including arachnids, crustaceans, insects, trilobites, and other arthropods that were...

sensing in arthropods. Antennae are sometimes referred to as feelers. Antennae are connected to the first one or two segments of the arthropod head. They...

wings and abdomen. It is also called mesosoma or cephalothorax in other arthropods. It is formed by the prothorax, mesothorax and metathorax and comprises...

The arthropod gap, also sometimes known as the hexapoda gap, is an apparent gap in the terrestrial arthropod (particularly insect) fossil record noted...

produced by stridulation include chirp and chirrup. Insects and other arthropods stridulate by rubbing together two parts of the body. These are referred...

The optic(al) lobe of arthropods is a structure of the protocerebrum that sits behind the arthropod eye (mostly compound eyes) and is responsible for...

πούς (poús) 'foot') are the members of subphylum Myriapoda, containing arthropods such as millipedes and centipedes. The group contains about 13,000 species...

acts as a gill as water is drawn through its spongy structure. Aquatic arthropods usually have gills which are in most cases modified appendages. In some...

The mandible (from Latin: mandibula or mandĭbŭ-lum, a jaw) of an arthropod is a pair of mouthparts used either for biting or cutting and holding food...

Neo-Latin centi-, "hundred", and Latin pes, pedis, "foot") are predatory arthropods belonging to the class Chilopoda (Ancient Greek χεῖλος, kheilos, "lip"...

Mandibulata is named Antennulata. This grouping may also contain other extinct arthropod groups like Marrellomorpha. The mandibulates are divided between the extant...

chelicerae (/kəˈlɪsəriː/) are the mouthparts of the subphylum Chelicerata, an arthropod group that includes arachnids, horseshoe crabs, and sea spiders. Commonly...

Arachnids are arthropods in the class Arachnida (/əˈræknɪdə/) of the subphylum Chelicerata. Arachnida includes, among others, spiders, scorpions, ticks...

which it lives, and the behavioural tasks it must fulfill to survive. Arthropods differ widely in the habitats in which they live, as well as their visual...

obsolete taxon used by Carl Linnaeus and Jean-Baptiste Lamarck for non-arthropod invertebrate animals. In Linnaeus's Systema Naturae, the Vermes had the...

1080 vulnerable arthropod species. Of all evaluated arthropod species, 11% are listed as vulnerable. The IUCN also lists 29 arthropod subspecies as vulnerable...

of fossil arthropods described in 2013 is a list of new taxa of trilobites, fossil insects, crustaceans, arachnids and other fossil arthropods of every...

Artiopoda is a clade of extinct arthropods that includes trilobites and their close relatives. It was erected by Hou and Bergström in 1997 to encompass...

genes. The morphological data consists of ommatidial structures (see arthropod eye), the presence of neuroblasts, and the form and style of axonogenesis...

Arthropoda, including cephalopods and crustaceans, and utilized by some land arthropods such as the tarantula Eurypelma californicum, the emperor scorpion, and...

This is a glossary of terms used in the description of arthropod cuticle, including that of insects such as ants. For reasons still under investigation...

Dinocaridida is a proposed fossil taxon of basal arthropods, which flourished during the Cambrian period and survived up to Early Devonian. Characterized...

section of the exoskeleton or shell in a number of animal groups, including arthropods, such as crustaceans and arachnids, as well as vertebrates, such as turtles...

Arthropod defensins are a family defensin proteins found in mollusks, insects, and arachnids. These cysteine-rich antibacterial peptides are primarily...

Sea spiders are marine arthropods of the class Pycnogonida, hence they are also called pycnogonids (/pɪkˈnɒɡənədz/; named after Pycnogonum, the type genus;...

Kylinxia is a genus of extinct arthropod described in 2020. It was described from six specimens discovered in Yu'anshan Formation (Maotianshan Shales)...

Hemolymph or haemolymph is a body fluid that circulates inside arthropod bodies transporting nutrients and oxygen to tissues, comparable with the blood...

dictionary. The supraesophageal ganglion (also supraoesophageal ganglion, arthropod brain, or microbrain) generally consists of a set of three fused pairs...

lack several of the Hox genes found in arthropods, and the middle region of the body corresponding to an arthropod's thorax and abdomen. Instead, most of...

where it preys on a wide variety of animals, including other sizable arthropods, amphibians, mammals and reptiles. It is naturally found in northern South...

of fossil arthropods described in 2012 is a list of new taxa of trilobites, fossil insects, crustaceans, arachnids and other fossil arthropods of every...

Radiodonta is an extinct order of stem-group arthropods that was successful worldwide during the Cambrian period. Radiodonts are distinguished by their...

thought to be closely related to arthropods, combining characteristics of "lobopodians" with those of primitive arthropods. Pambdelurion whittingtoni was...

616 endangered arthropod species. Of all evaluated arthropod, 6.5% species are listed as endangered. The IUCN also lists 27 arthropod subspecies as endangered...

or its diminutive, furcula, may refer to: Furca (genus), a prehistoric arthropod Furca (springtail), an anatomical structure in springtail entognaths....

A large number of arthropods are associated with sloths. These include biting and blood-sucking flies such as mosquitoes and sandflies, triatomine bugs...

members of the order Isoxyida and the family Isoxyidae, a group of basal arthropods that existed during the Cambrian and possibly early Ordovician periods...

Hymenocarina is an order of extinct marine arthropods known from the Cambrian. They possess bivalved carapaces, typically with exposed posteriors. Members...

Kerygmachelidae is a family of gilled lobopodians (stem-arthropods with flapping trunk appendages and radial mouths) from the Cambrian period. Currently...

crabs, king crabs, and porcelain crabs. A distantly-related group of arthropods, the horseshoe crabs, with an armoured carapace but a quite different...

2023 in arthropod paleontology is a list of new arthropod fossil taxa, including arachnids, crustaceans, trilobites, and other arthropods (except insects...

Cucumericrus ("cucumber-leg") is an extinct genus of stem-arthropod. The type and only species is Cucumericrus decoratus, with fossils discovered from...

secondary pair of forward appendages among chelicerates – a group of arthropods including spiders, scorpions, horseshoe crabs, and sea spiders. The pedipalps...

pincer – is a pincer-shaped organ at the end of certain limbs of some arthropods. The name comes from Ancient Greek χηλή (khēlḗ), through Neo-Latin chela...

of fossil arthropods described in 2019 is a list of new taxa of trilobites, fossil insects, crustaceans, arachnids and other fossil arthropods of every...

2021 in arthropod paleontology is a list of new arthropod fossil taxa, including arachnids, crustaceans, insects, trilobites, and other arthropods that were...

mountain in the Canadian Rockies) is an extinct genus of large bivalved arthropod known from Early to Middle Cambrian marine environments from what is now...

Deuteropoda is a clade of arthropods whose members are distinguished from more basal stem-group arthropods like radiodonts by an anatomical reorganization...

Aegirocassis (″Aegir's helmet″) is an extinct genus of giant radiodont arthropod belonging to the family Hurdiidae that lived 480 million years ago during...

In arthropods, the maxillae (singular maxilla) are paired structures present on the head as mouthparts in members of the clade Mandibulata, used for tasting...

concern arthropods List of near threatened arthropods List of vulnerable arthropods List of endangered arthropods List of critically endangered arthropods List...

Parioscorpio is an extinct genus of arthropod containing the species P. venator known from the Silurian-aged Waukesha Biota of the Brandon Bridge Formation...

definition of entomology would also include the study of animals in other arthropod groups, such as arachnids, myriapods, and crustaceans. The field is also...

of the body of an arthropod. Depending on the definition, the telson is either considered to be the final segment of the arthropod body, or an additional...

At around 3.75 metres (12.3 ft), it has the largest leg-span of any arthropod. The Japanese name for this species is taka-ashi-gani, (Japanese: 高脚蟹;...

of fossil arthropods described in 2014 is a list of new taxa of trilobites, fossil insects, crustaceans, arachnids and other fossil arthropods of every...

possibly up to over 2.5 metres (8 ft 2 in), making it the largest known land arthropod of all time. Arthropleura is known from body fossils as well as trace...

Vicissicaudata is an unranked group of artiopodan arthropods, containing Cheloniellida, the speciose Aglaspidida, and several other genera outside these...

Holmiidae is a family of trilobites, that lived during the Lower Cambrian (Atdabanian). The Holmiidae is a diverse family of eight genera containing at...

Isoxys (meaning "equal surfaces") is a genus of extinct bivalved Cambrian arthropod; the various species of which are thought to have been freely swimming...

Marrellomorpha are an extinct group of arthropods known from the Cambrian to the Early Devonian. It is divided into two major groups, Marrellida and Acercostraca...

Economic Entomology Journal of Medical Entomology American Entomologist Arthropod Management Tests Journal of Insect Science Insect Systematics and Diversity...

can infect vertebrates as well as arthropods, insect-specific flaviviruses are restricted to their competent arthropods. The means by which flaviviruses...

least concern arthropod species. Of all evaluated arthropod species, 43% are listed as least concern. The IUCN also lists 27 arthropod subspecies as least...

with the mouthparts and talons. Omnidens is classified as a stem-group arthropod. And, due to the striking similarities in their unconventional mouthparts...

of fossil arthropods described in 2011 is a list of new taxa of trilobites, fossil insects, crustaceans, arachnids and other fossil arthropods of every...

Humans make many uses of arthropods, including as food, in art, in stories, and in mythology and religion. Many of these aspects concern insects, which...

This list of fictional arthropods is subsidiary to the list of fictional animals. It is restricted to notable insect, arachnid and crustacean characters...

(aíniktós, "riddling, enigmatical"), ζωόν living thing), is a fossil arthropod from the Silurian of Scotland. It was found at the Birk Knowes site, part...

worm-shaped arthropod that lived in the early Silurian (Telychian-Sheinwoodian stages) Waukesha biota fossil site in southeast Wisconsin. This arthropod was first...

its sister clade, Deuterostomia. Well-known examples of protostomes are arthropods, molluscs, annelids, flatworms and nematodes. They are also called schizocoelomates...

Genus of arthropods...

competing hypothesis is that Antennopoda (= Euarthropoda + Onychophora, the arthropods and the velvet worms) is monophyletic, and tardigrades lie outside this...

(originating from the Latin mille, "thousand", and pes, "foot") are a group of arthropods that are characterised by having two pairs of jointed legs on most body...

or BUG may refer to: A terrestrial arthropod animal, usually with at least six legs Insect, a six-legged arthropod Hemiptera, the true bugs Volkswagen...

Arthropods, which include crustaceans, arachnids, and insects, are characterized in many different ways. Their bodies are segmented and covered by a cuticle...

Examples of exoskeletons in animals include the cuticle skeletons shared by arthropods (insects, chelicerates, myriapods and crustaceans) and tardigrades, as...

sleeping sickness. Biological vectors are usually, though not exclusively, arthropods, such as mosquitoes, ticks, fleas and lice. Vectors are often required...

the anatomy of arthropods), the term raptorial implies much the same as predatory but most often refers to modifications of an arthropod's foreleg that...

(ourá) 'tail', in reference to its sword-like telson) is an order of arthropods related to arachnids. They are more commonly known as horseshoe crabs...

of fossil arthropods described in 2017 is a list of new taxa of trilobites, fossil insects, crustaceans, arachnids and other fossil arthropods of every...

Cheloniellon is a monotypic genus of cheloniellid arthropod, known only by one species, Cheloniellon calmani, discovered from the Lower Devonian Hunsrück...

developmental stage of arthropods, such as insects, which occurs between each moult (ecdysis) until sexual maturity is reached. Arthropods must shed the exoskeleton...

fishes Invertebrates — List of endangered invertebrates Arthropods — List of endangered arthropods Insects — List of endangered insects Molluscs List of...

prey. The major groups of venomous animals are described below. Venomous arthropods include spiders, which use fangs on their chelicerae to inject venom,...

Marrella is an extinct genus of marrellomorph arthropod known from the Middle Cambrian of North America and Asia. It is the most common animal represented...

a preferred form of feeding for many small animals, such as worms and arthropods. Some intestinal nematodes, such as Ancylostomatids, feed on blood extracted...

cephalothorax, also called prosoma in some groups, is a tagma of various arthropods, comprising the head and the thorax fused together, as distinct from the...

to venom glands. Scolopendra subspinipes is an aggressive and nervous arthropod, ready to strike if interfered with and sensitive to vibrations nearby...

Jaekelopterus is an extinct genus of eurypterid, a group of extinct aquatic arthropods. Fossils of Jaekelopterus have been discovered in deposits of Middle Silurian...

scorpling in Wiktionary, the free dictionary. A scorpion is a predatory arthropod animal. Scorpion may also refer to: Scorpion (computer), a Russian ZX...

often informally called sea scorpions, are a group of extinct marine arthropods that form the order Eurypterida. The earliest known eurypterids date to...

cercus) are paired appendages usually on the rear-most segments of many arthropods, including insects and symphylans. Many forms of cerci serve as sensory...

comments on its sister genus Kikiki, and discussion on small size limits in arthropods". Journal of Hymenoptera Research. 32: 17–44. doi:10.3897/jhr.32.4663...

Arthropod assault is a medical term describing a skin reaction to an insect bite characterized by inflammation and eosinophilic response. Arthropod bites...

viruses are typically transmitted either from person-to-person or are arthropod-borne viruses, called arboviruses. The young and the elderly are at the...

Moysiuk, Joseph; Caron, Jean-Bernard (14 May 2025). "Early evolvability in arthropod tagmosis exemplified by a new radiodont from the Burgess Shale". Royal...

preservation is lower. More than 50 species of trilobites, non-biomineralized arthropods (including megacheirans, nektaspids, and hymenocarines), radiodonts, palaeoscolecids...

Mesonacis is an extinct genus of trilobite that lived during the Botomian, found in North-America (excluding Greenland), and the United Kingdom (North-Western...

digestive gland or midgut gland is an organ of the digestive tract of arthropods and molluscs. It provides the functions which in mammals are provided...

column, and their skeletons vary, including hard-shelled exoskeleton (arthropods and most molluscs), plated internal shells (e.g. cuttlebones in some cephalopods)...

species of horseshoe crab, a kind of marine and brackish chelicerate arthropod. It is found in the Gulf of Mexico and along the Atlantic coast of North...

Leanchoilia is a megacheiran marine arthropod known from Cambrian deposits of the Burgess Shale in Canada and the Chengjiang biota of China. L. superlata...

Kodymirus is an extinct genus of Early Cambrian arthropod, known from the Czech Republic. Although it possessed great appendage-like raptorial arms, it...

rangeomorph-like frond, a variant of Charniodiscus, a proarticulatan, an arthropod (perhaps related to the trilobites), or even an extinct phylum. The lack...

Chuviridae is a family of negative-strand RNA viruses which infect arthropods including mosquitos. The family contains the following genera: Boscovirus...

The most common organism, Marrella, was clearly an arthropod, but not a member of any known arthropod class. Organisms such as the five-eyed Opabinia and...

three arthropod subspecies as critically endangered. No subpopulations of arthropods have been evaluated by the IUCN. Additionally 2875 arthropod species...

remarkable degree of sclerotization among lobopodians, comparable to that of arthropods. Entothyreos is a stout collinsovermid lobopodian, capable of reaching...

is a sharp organ found in various animals (typically insects and other arthropods) capable of injecting venom, usually by piercing the epidermis of another...

Tokummia is a genus of fossil hymenocarine arthropod, known only by one species, Tokummia katalepsis, from the middle Cambrian (508 million years old)...

otherwise absorbed into the right atrium and is no longer distinguishable. Arthropods and most mollusks have an open circulatory system. In this system, deoxygenated...

'base') are paired modified sections on the underside of the base of some arthropod limbs (specifically on the basipod/basipodite, the basalmost segment which...

interpreted as early molluscs (Kimberella), echinoderms (Arkarua), and arthropods (Spriggina, Parvancorina). There is still debate about the classification...

Sunella is an extinct genus of bivalved arthropod known from the Cambrian of China. Named after paleontologist and geologist Sun Yunzhu [zh], it was described...

epidermis of many invertebrates, notably arthropods and roundworms, in which it forms an exoskeleton (see arthropod exoskeleton). The main structural components...

The dorsal lobe of arthropods is also known as the antennal mechanosensory center in contrast to the Optic lobe (visual center) and the antennal lobe (olfactory...

(TIck-BOrne virus). This falls within the superorder arthropod thus tibovirus is classified under Arthropod Borne virus (Arborvirus). For a person to acquire...

include the minute scales of priapulid worms, Wiwaxia sclerites, and arthropod feeding parts, for example. These organisms are not represented in the...

be incorrect. Arthropods were by far the most dominant animals in the ocean, but trilobites were only a minor part of the total arthropod diversity. What...

Adelophthalmus is a genus of eurypterid, an extinct group of aquatic arthropods. Fossils of Adelophthalmus have been discovered in deposits ranging in...

Fuxianhuiida is an extinct clade of arthropods from the Cambrian of China. All currently known species are from Cambrian Series 2 aged deposits in Yunnan...

Fourth trochanter, of archosaur leg bones Trochanter (arthropod leg), a segment of the arthropod leg Intertrochanteric crest Intertrochanteric line "τροχαντήρ"...

created by males of various animal species, especially salamanders and arthropods, and transferred in entirety to the female's ovipore during reproduction...

Vermes, used by Carolus Linnaeus and Jean-Baptiste Lamarck for all non-arthropod invertebrate animals, now seen to be paraphyletic. The name stems from...

life. Terrestrial lineages evolved in several animal phyla, among which arthropods, vertebrates and mollusks are representatives of more successful groups...

coleoptrata is a typical representative of this order, lying in wait for other arthropods, then seizing prey using great speed, and all species in this order reflect...

Paleozoic panarthropods from which the velvet worms, water bears, and arthropods arose. Hallucigenia is a 0.5–5.5 cm (3⁄16–2+3⁄16 in) long tubular animal...

Onychomys, occurring in North America. They feed on insects and other arthropods. The three species in this genus of New World mice are only distantly...

Invertebrates — List of critically endangered invertebrates Arthropods — List of critically endangered arthropods Insects — List of critically endangered insects...

body patterning, especially the role of Hox genes in insects and other arthropods. He has been associated with the University of Cambridge for most of his...

Bundenbachiellus is an extinct genus of arthropod described from the Lower Devonian Hunsrück Slate of Germany. This genus is known from only one species...

segmental ganglia (singular: s. ganglion) are ganglia of the annelid and arthropod central nervous system that lie in the segmented ventral nerve cord. The...

The clypeus is one of the sclerites that make up the face of an arthropod. In insects, the clypeus delimits the lower margin of the face, with the labrum...

Oelandocarididae is a proposed extinct family of Cambrian arthropods from the Orsten of Sweden that includes Oelandocaris, Sandtorpia and Henningsmoenicaris...

Differentiation of arthropod communities by plant species Bipartite plot for the COI gene, showing from which plants each arthropod family is obtained...

Sidneyia is an extinct marine arthropod known from fossils found from the Early to the Mid Cambrian of China and the Mid Cambrian Burgess Shale of British...

varying depth, and distance from the base of the escarpments. Crown-group arthropods (euarthropods such as trilobites) and their stem-group relatives (such...

The New Zealand Arthropod Collection is a collection of terrestrial invertebrates held by Maanaki Whenua – Landcare Research in Auckland, New Zealand...

Fengzhengia is an extinct genus of arthropod known from a single species, Fengzhengia mamingae from the Cambrian aged Chengjiang Biota of Yunnan, China...

that this sort of haemolymph composition is typical of more "primitive" arthropods. There were also high amounts of cysteine (an amino acid that forms proteins)...

Detection of Heartland Virus (Bunyaviridae: Phlebovirus) from Field Collected Arthropods". Am J Trop Med Hyg. 89 (3): 445–452. doi:10.4269/ajtmh.13-0209. PMC 3771279...

The compound eyes of arthropods like insects, crustaceans and millipedes are composed of units called ommatidia (sg.: ommatidium). An ommatidium contains...

open by appointment, research and teaching facility, collections include arthropods, amphibians and reptiles, birds, fishes, genomic resources, herbarium...

a genus of extinct bivalved (referring to the carapace) hymenocarine arthropod that lived in the Cambrian aged Burgess Shale in what is now British Columbia...

Eric Thijl; Palma, Ricardo L.; Mironov, Sergey V. (26 August 2020). "Arthropod parasites of Antarctic and Subantarctic birds and pinnipeds: A review...

Spiders (order Araneae) are air-breathing arthropods that have eight limbs, chelicerae with fangs generally able to inject venom, and spinnerets that extrude...

functional centralization in three phyla of bilaterian animals, namely the arthropods, cephalopod molluscs, and vertebrates. Hox genes organise aspects of cephalization...

γνάθος (gnáthos), meaning "jaw") are a class of wingless and ametabolous arthropods, which, together with the insects, makes up the subphylum Hexapoda. Their...

Pennsylvanian age. The major forms of life at this time were the arthropods. Arthropods were far larger than modern ones. Arthropleura, a giant millipede...

well as invertebrates. Alphaviruses that can infect both vertebrates and arthropods are referred to as dual-host alphaviruses, while insect-specific alphaviruses...

there were at least 19,122 species of fauna in Ireland, most of which are arthropods. This table uses figures supplied by the National Parks and Wildlife Service...

fossils of "worms" and other vermiform animals are known from the site. Arthropods dominate the fauna of the Waukesha biota in both number of specimens and...

of fossil arthropods described in 2009 is a list of new taxa of trilobites, fossil insects, crustaceans, arachnids and other fossil arthropods that were...

IUCN Red List data deficient species (Annelida) List of data deficient arthropods List of data deficient birds IUCN Red List data deficient species (Cnidaria)...

Fuxianhuia is a genus of Lower Cambrian fossil arthropod known from the Chengjiang fauna in China. Its purportedly primitive features have led to it playing...

between a receptive mate and a recently deceased one. Some species of arthropods and frogs can instead fully copulate with a recently killed mate. Various...

the vertebrate host. The microfilariae are taken up by blood-feeding arthropod vectors (the "intermediate hosts"). In the intermediate host the microfilariae...

from 140 species in one study showed evidence of arthropod consumption, while another study found arthropod remains in 79% of over 1600 birds from sites across...

are used to monitor or directly reduce populations of insects or other arthropods, by trapping individuals and killing them. They typically use food, visual...

average of 63 and a maximum of 151 eggs were laid. As with many other arthropods, the larvae look like miniature versions of the adult, albeit with fewer...

Mimetaster is an extinct genus of marrellomorph arthropod. The type species, Mimetaster hexagonalis is known from the Lower Devonian (Pragian-Emsian)...

flatten into segmented lamellae. Book gills are still present in the marine arthropod Limulus (horseshoe crabs) which have five pairs of them, the flap in front...

Ancient Greece Pleuron (son of Aetolus), a figure in Greek mythology In arthropod anatomy, a pleuron (πλευρ-όν, genitive: -οῦ, neutral, in Greek) is a sclerite...

which mainly infect mammals and birds. They are primarily spread through arthropod vectors (mainly ticks and mosquitoes). The family gets its name from the...

is uncommon, but not unprecedented, as this has been observed in other arthropod groups, such as the fuxianhuiid Fuxianhuia. Mosura has a mixture of traits...

invertebrates of the class Insecta. They are the largest group within the arthropod phylum. Insects have a chitinous exoskeleton, a three-part body (head...

The Pentastomida are an enigmatic group of parasitic arthropods commonly known as tongue worms due to the resemblance of the species of the genus Linguatula...

large group of predatory mites known for feeding on other mites and small arthropods. Several members of the genus are important in biological control because...

Tinkerbella nana from Costa Rica. It is one of the smallest known flying arthropods and belongs to the family Mymaridae. It was identified by a team led by...

known from the Cambrian. Zrzavý, J., Hypša, V. & Vlášková, M. (1997). Arthropod phylogeny: taxonomic congruence, total evidence and conditional combination...

three or five separate plates. Probably living as predators on other arthropods, some later trigonotarbid species were quite heavily armoured and protected...

exoskeleton and Diania was suggested to be evolutionarily close to early arthropods, but many later studies have rejected this interpretation. Fossils of...

falls into three types, characteristic of different arthropods, vertebrates, and annelids. Arthropods such as the fruit fly form segments from a field of...

Thulaspis is an extinct genus of artiopodan arthropod from the Cambrian Stage 3 aged Sirius Passet site in Greenland. It is thought to be a close relative...

Rhyniognatha is an extinct genus of arthropod of disputed placement. It has been considered in some analyses as the oldest insect known, as well as possibly...

The opisthosoma is the posterior part of the body in some arthropods, behind the prosoma (cephalothorax). It is a distinctive feature of the subphylum...

Physogastrism or physogastry is a characteristic of certain arthropods (mostly insects and mites), where the abdomen is greatly enlarged and membranous...

data deficient arthropod species. 30% of all evaluated arthropod species are listed as data deficient. The IUCN also lists 17 arthropod subspecies as data...

crustaceans. Arthropods are characterized by their jointed limbs and cuticle made of chitin, often mineralized with calcium carbonate. The arthropod body plan...

backfilling laterally in the ‘arthropod model’, the characteristic lobes are pressure-release structures made by arthropod legs. According to this interpretation...

Goticaris is an extinct genus of enigmatic Cambrian arthropod consisting of the single species Goticaris longispinosa, known from the Orsten lagerstätten...

Mites are small arachnids (eight-legged arthropods) of two large orders, the Acariformes and the Parasitiformes, which were historically grouped together...

absolution") is the separation of the cuticle from the epidermis in arthropods and related groups (Ecdysozoa). Since the cuticle of these animals is...

systems of synaptic neuropils that exist in the brains of insects and other arthropods. Lateral accessory lobes are located inferiorly and laterally from the...

Barnacles are arthropods of the subclass Cirripedia in the subphylum Crustacea. They are related to crabs and lobsters, with similar nauplius larvae. Barnacles...

found in the dermis. It is a major site of fat storage in the body. In arthropods, a hypodermis can refer to an epidermal layer of cells that secretes the...

organisms include earthworms, nematodes, protozoa, fungi, bacteria, different arthropods, as well as some reptiles (such as snakes), and species of burrowing mammals...

PMC 5694854. PMID 28829253. Service, M. W., ed. (January 2001). Encyclopedia of arthropod-transmitted infections of man and domesticated animals. UK: CABI Publishing...

It has some superficial similarities with the Cambrian trilobite-like arthropods. The generic name is derived from a crasis compound word from the Latin...

This is a list of arthropods in Virginia, including both current and recently historical inhabitants. Species which are presumed extirpated are crossed...

terga, associated adjective tergal) is the dorsal ('upper') portion of an arthropod segment other than the head. The anterior edge is called the 'base' and...

humans, and infect only arthropods, often non-hematophagous, such as aphids or whiteflies. Many Rickettsia species are thus arthropod-specific symbionts,...

of eye development in arthropods: Phylogenetic aspects". Arthropod Structure & Development. Origin and Evolution of Arthropod Visual Systems (Part I)...

of the old, empty exoskeleton are called exuviae. After moulting, an arthropod is described as teneral, a callow; it is "fresh", pale and soft-bodied...

Schweigert (2007). "Juracyclus posidoniae n. gen. and sp., the first cycloid arthropod from the Jurassic" (PDF). Journal of Paleontology. 81 (1): 213–215. CiteSeerX 10...

Strabops is a genus of strabopid, an extinct group of arthropods. Strabops is known from a single specimen from the Late Cambrian (Furongian age) of the...

Euthycarcinoidea are a group of extinct, possibly amphibious arthropods that ranged from the Cambrian to the Triassic. Fossils are known from Europe, North...

species, is the largest of all orders, constituting almost 40% of described arthropods and 25% of all known animal species; new species are discovered frequently...

a lack of ventilation. A. maculata is a predator of insects and other arthropods, but is generally considered harmless. George Gordh, Gordon Gordh & David...

resembles a segmented trilobite-like arthropod. It was originally described as being a trilobite-like arthropod, though the majority of experts now place...

"gilled lobopodians" and arthropods than to other lobopodians, providing important evidence for the origin of the arthropod body plan. Siberiids often...

find a host. Hematophagy evolved independently at least six times in arthropods living during the late Cretaceous; in ticks it is thought to have evolved...

commercially available robot vacuum. The device takes its name from the extinct arthropod, which scoured the ocean's floor. A prototype cleaner was first seen on...

genus of small ants with cryptic lifestyles that are predators of small arthropod prey. Strumigenys are small ants with mainly predatory diets, though they...

can typically be safely handled by humans and are not uncommon on the arthropod pet market. Their cuticle is somewhat water permeable, so they seek out...

applied to the skin, clothing, or other surfaces to discourage insects (and arthropods in general) from landing or climbing on that surface. Insect repellents...

"jointed feet") is a biological discipline concerned with the study of arthropods, a phylum of animals that include the insects, arachnids, crustaceans...

Kootenichela deppi is an extinct arthropod described from the Middle Cambrian of the Kootenay National Park, Canada. It is originally considered to be...

challenges to maintaining public health over the past century. Furthermore, arthropod-borne diseases have been at the forefront of vector-borne diseases, bringing...

Cheloniellida is a taxon (usually referred to as an order) of extinct Paleozoic arthropods. As of 2018, 7 monotypic genera of cheloniellids had been formally described...

type of extinct marine arthropod. Trilobite or Trilobites also may refer to: Trilobites (genus), an obsolete genus of the arthropods Trilobite: Witness to...

of fossil arthropods described in 2010 is a list of new taxa of trilobites, fossil insects, crustaceans, arachnids and other fossil arthropods of every...

been fully described, it is known to consist of a moderate number of arthropods and sponges, and rare representatives of other groups. It has yielded...

one queen. It is a species of ant (family Formicidae). Four species of arthropod mimic Camponotus planatus within the Mountain Pine Ridge Forest Reserve...

Ricinoides is an arthropod genus in the family Ricinoididae, first described by Henry Ewing in 1929. Species in this genus are found in West Africa. As...

lens in a similar manner to that of a camera. The compound eyes of the arthropods are composed of many simple facets which, depending on anatomical detail...

subdue prey. S. heros hatch from eggs. As they grow and mature, like all arthropods they shed and molt away their exoskeleton. Each time they molt they enter...

and πλευρά (pleurá), meaning "rib", is an extinct subclass of myriapod arthropods that flourished during the Carboniferous period, having first arisen during...

Mieridduryn (MI-eri-thi-RYN) is a genus of dinocaridid (a group of extinct arthropods) that lived during the Middle Ordovician of what is now the United Kingdom...

sometime referred to as chasmataspids, are a group of extinct chelicerate arthropods that form the order Chasmataspidida. Chasmataspidids are probably related...

also known as garden centipedes or pseudocentipedes, are soil-dwelling arthropods of the class Symphyla in the subphylum Myriapoda. Symphylans resemble...

This is a list of fictional invertebrates. List of fictional arthropods (insects, arachnids and crustaceans) Patrick Star, a starfish from the animated...

other body parts may be shed, for example, the entire exoskeleton in arthropods, including the wings in some insects. In birds, moulting is the periodic...

"three-lobed entities") are extinct marine arthropods that form the class Trilobita. One of the earliest groups of arthropods to appear in the fossil record, trilobites...

Emeraldella is a genus of arthropod known from the Middle Cambrian of North America. The type species E. brocki was described in 1912 from the Burgess...

pharyngeal teeth instead of oral teeth. Most bilaterian phyla, including arthropods, molluscs and chordates, have a two-opening gut tube with a mouth at one...

Australimicola is a genus of extinct marine arthropods from the Cambrian Stage 4 aged Emu Bay Shale of South Australia with a single species, A. spriggi...

of spider species. Jumping spiders have some of the best vision among arthropods — being capable of stereoptic color vision — and use sight in courtship...

Acrocephalella is an extinct genus from a well-known class of fossil marine arthropods, the trilobites. It lived from 501 to 497 million years ago during the...

Wikispecies The "Evolution" of Anomalocaris and Its Classification in the Arthropod Class Dinocarida (nov.) and Order Radiodonta (nov.), Desmond Collins,...

paleozoic-mesozoic strata in North America. It appears to be the preserved remains of arthropod feeding burrows. Frey, Robert W.; Pemberton, S. George; Fagerstrom, J...

Oura is an extinct genus of deuteropodan arthropod from the Cambrian Stage 3 of the Chengjiang Lagerstätte, located in the Yunnan Province, China. It...

of organisms, of which arthropods are often the first to arrive and the predominant exploitive group. However, not all arthropods found on or near decomposing...

of the most diverse Cretaceous age amber paleobiotas, containing rich arthropod fossils, along with uncommon vertebrate fossils and even rare marine inclusions...

two-segmented, it bears a flap-like, undivided exopod (outer branch of a biramous arthropod appendage) and a three-segmented endopod (inner branch). The mandibles...

mites, true velvet mites, or rain bugs, are small arachnids (eight-legged arthropods) found in plant litter and are known for their bright red color. While...

Cambropycnogon is an extinct genus of pycnogonid arthropods. The genus contains a single species, Cambropycnogon klausmuelleri, represented by presumed...

Cephalon may refer to: Cephalon (arthropod head) Cephalon (company) This disambiguation page lists articles associated with the title Cephalon. If an...

animal diseases: List of aquarium diseases List of diseases spread by arthropods List of dog diseases List of feline diseases List of diseases of the honey...

Annamitella is a genus of trilobite, extinct marine arthropods. Annamitella lived from the Arenig to the Llandeilo age of the Ordovician Period from 478...

Burgessia is a genus of arthropod known from the mid-Cambrian aged Burgess Shale of British Columbia, Canada. It is relatively abundant, with over 1,700...

Entomology a Textbook on Public Health and Veterinary Problems Caused by Arthropods (Rev. ed.). Dordrecht: Springer Netherlands. p. 390. ISBN 978-94-007-1009-2...

order, in which the segment number usually varies within each species. Arthropods portal "Soil Centipedes (Order Geophilomorpha)". iNaturalist. Retrieved...

concretions in its upper member, which contain three-dimensionally preserved arthropods. Mammals from various groups are found in the Barstow Formation. Herbivorous...

reptiles (e.g., many snakes), spiders, insects (e.g., wasps) and other arthropods, and fish (e.g., stone fish) employ venom for hunting and for self-defense...

The arthropods of Qatar consist of many organisms including insects and arachnids, as well as myriapods and crustaceans recorded from Qatar. Chrysobothris...

Odaraia is an extinct genus of bivalved hymenocarine arthropod with a single known species Odaraia alata, found in the Middle Cambrian Burgess Shale in...

Judomioidea are a superfamily of trilobites, a group of extinct marine arthropods. Its species lived during the Lower Cambrian (Atdabanian). Palmer, A.R...

Pholcus phalangioides, but is also the common name for several other arthropod groups, including harvestmen and crane flies. Pholcids have extremely...

genes are responsible for the changes in the morphology of the limbs of arthropods as well as in the axial skeletons of vertebrates. Mutations in homeotic...

pairs. Various forms of this are found among a variety of vertebrate and arthropod taxonomic classes. The sexual behavior of non-human animals takes many...

naturally in soils throughout the world and acts as a parasite on various arthropod species, causing white muscardine disease; it thus belongs to the group...

round-tailed horseshoe crab, is a species of horseshoe crab, a chelicerate arthropod found in tropical marine and brackish waters of India, Bangladesh, and...

Ercaia is genus of Cambrian arthropod known for being a member of the Chengjiang biota, containing the single species E. minuscula. It has been suggested...

Aquilonifer spinosus is an extinct species of arthropod from the Silurian period. It is known from a single fossil specimen found in the Wenlock Series...

Cambrian arthropods. Paleontology portal Arthropods portal Rudy Lerosey-Aubril (2014). "Notchia weugi gen. et sp. nov.: A new short-headed arthropod from...

extinct cosmopolitan family of radiodonts, a group of stem-group marine arthropods, which lived during the Paleozoic Era. It is the most long-lived radiodont...

only a single species; Megachelicerax cousteaui. As the oldest known arthropod to bear chelicerae, Megachelicerax is significant in the evolutionary...

placement of Metanephrocerus Aczel, 1948 (Insecta: Diptera: Pipunculidae)". Arthropod Systematics & Phylogeny. 72 (1): 23–36. Olshevsky, George. "Dinogeorge's...

I. (2012). "Multitrophic Interactions: The Entomovector Technology". Arthropod-Plant Interactions. p. 127. doi:10.1007/978-94-007-3873-7_5. ISBN 978-94-007-3872-0...

stages of their life. Most arthropods have one or more simple eyes, called ocelli, between their main, compound eyes. Arthropod eye Mollusc eye Simple eye...

animal. Mandible may also refer to: Mandible (arthropod mouthpart), one of several mouthparts in arthropods Mandible (insect mouthpart), one of several...

theatre organ Tibia (video game), a 1997 MMORPG Tibia (arthropod leg), a segment of the arthropod leg This disambiguation page lists articles associated...

Flagellopantopus is an extinct genus of pycnogonid (sea spider) arthropod known from the lower Devonian aged Hunsrück Slate. A single species is currently...

palaeontological interest, as they can help reconstruct the ancestral arthropod. Only two fossil species are confidently assigned as onychophorans: Antennipatus...

intracellular pathogens (disease-causers). Their vectors are mostly hematophagic arthropods such as fleas, lice, ticks, and mosquitoes. For example, the deer tick...

Enalikter ("scourger of the sea") is an extinct arthropod described from the middle Silurian Herefordshire Lagerstätte at the England–Wales border in...

Carimersa is an extinct genus of artiopodan arthropod known from the Silurian Coalbrookdale Formation of Herefordshire, England. The body is flattened...

Habeliida is an order of extinct arthropods that existed during the middle Cambrian. They are thought to be some of the oldest members of the chelicerate...

University Research on the Anthropocene, he studies microscopic organisms and arthropods. He works in arctic biology, researching in Greenland. In 1995, along...

Eustatius significantly increased arthropod abundance and caused biotic homogenization. Specifically, uninvaded arthropod communities that were distinctly...

Sea scorpion may refer to: Eurypterids, extinct arthropods in the order Eurypterida Some fish in the family Cottidae, such as: Long-spined sea scorpion...

Cuba. The life cycle of Bertiella species has a two-host life cycle. An arthropod (such as a mite) serves as the intermediate host, and a vertebrate serves...

Stylocoeniella guentheri Astrangia poculata There are 4069 arthropod species and 27 arthropod subspecies assessed as least concern. There are 111 echinoderm...

of mites in the order Trombidiformes. They include parasites of other arthropods and vertebrates, though some Cheyletidae are instead free-living predators...

does not molt – on the other hand arthropods' cuticles are made of the more rigid α-chitin, and molt until the arthropods reach their full size.   Prostomium...

Messorocaris is a monotypic genus of fossil arthropod. The only known species is Messorocaris magna from the Wheeler Formation of Utah, dating back to...

Retifacies abnormalis is an extinct arthropod that lived in the lower Cambrian (about 518 million years ago). Its fossil remains have been found in the...

Exoskeletons are derived from the epidermis and is composed of chitin in arthropods (insects, spiders, ticks, shrimps, crabs, lobsters). Calcium carbonate...

of the Jumping Spiders of the Genus Phidippus (Araneae: Salticidae)" (PDF). Occasional Papers of the Florida State Collection of Arthropods. 11. v t e...

many terrapins are mainly carnivorous — largely feeding on amphibians, arthropods, freshwater fish, and molluscs — though some are herbivores. Terrapins...

Agnostida are an order of extinct arthropods which have classically been seen as a group of highly modified trilobites, though some recent research has...

South-East Asia. Three species are included on the list of least concern (lc) arthropods, but S. melanodactylus is endangered. Sayamia bangkokensis (Naiyanetr...

understanding of metazoan phylogeny and evolution, particularly among the arthropods, thanks in part to unique preservation of larval stages. The Orsten sites...

bacteria are typically transmitted to humans through the bites of infected arthropods, such as ticks, fleas, and lice. Rickettsial diseases are characterized...

species   Data deficient (DD): 4,643 species There are 394 arthropod species and three arthropod subspecies assessed as critically endangered. Ityphilus...

dominated by plants and populated by various terrestrial and freshwater arthropods, as well as freshwater fish and sharks. The Montceau-les-Mines palaeoenvironment...

Connagnostus is an extinct genus from a well-known class of fossil marine arthropods, the trilobites. It lived from 501 to 490 million years ago during the...

(2009). "Spiders are special: fear and disgust evoked by pictures of arthropods" (PDF). Evolution and Human Behavior. 30 (1): 66–73. Bibcode:2009EHumB...

alphabetically. List of near threatened amphibians List of near threatened arthropods List of near threatened birds List of near threatened fishes List of near...

Caryosyntrips ("nutcracker") is an extinct genus of stem-arthropod which known from Canada, United States and Spain during the middle Cambrian. It was...

Cindarella is genus of trilobite-like Cambrian arthropod known from the Chengjiang biota of China. It is classified in the stem group of trilobites (Artiopoda)...

developed with mosses, ferns, horsetails and calamites. Air-breathing arthropods evolved and invaded the land where they provided food for the carnivorous...

Cédric; Caron, Jean-Bernard (26 September 2019). "A middle Cambrian arthropod with chelicerae and proto-book gills". Nature. 573 (7775): 586–589. Bibcode:2019Natur...

below the lateral side of the abdomen Arthropod coxa, the short most-proximal base jointed segment of the arthropod leg An orthopaedic hospital in Tampere...

invertebrate host, usually an arthropod, typically the human body louse. A form of R. prowazekii that exists in the feces of arthropods remains stably infective...

Horseshoe crabs are arthropods of the family Limulidae and the only surviving xiphosurans. Despite their name, they are not crabs or even crustaceans;...

using a long extendable tongue. They also consume small insects and other arthropods caught in flight or gleaned from vegetation. Anna's hummingbird was formally...

Devonian arthropod. It is sometimes classified as synziphosurine, a paraphyletic group of horseshoe crab-like fossil chelicerate arthropods, while some...

Cheliceratichnus, meaning trace of a chelicerate arthropod, is an ichnogenus erected for a body imprint discovered in the Lower Jurassic East Berlin Formation...

Synziphosurina is a paraphyletic group of chelicerate arthropods previously thought to be basal horseshoe crabs (Xiphosura). It was later identified as...

union territory of Jammu and Kashmir. The largest group overall is the Arthropods, whereas the largest in vertebrates are the Birds.[citation needed] The...

Aglaspidida is an extinct order of marine arthropods known from fossils spanning the Middle Cambrian to the Upper Ordovician. Initially considered chelicerates...

limbs modified into wings for powered flight. Though the MUTOs have an arthropod-like appearance, filmmaker Guillaume Rocheron likened them more to vertebrates...

Microarthropods (from Micro… and Arthropods) are a special size group of small invertebrates of the phylum arthropods. Their sizes (usually from one to...

heaviest crustacean in the world, but also the heaviest of all living arthropod species. Its closest relative is the European lobster Homarus gammarus...

Cambrian of Utah: did swimming body flaps convergently evolve in stem-group arthropods?". Papers in Palaeontology. 8 (3) e1450. Bibcode:2022PPal....8E1450L....

American Epidemiological Society (2008–2009) Chair, American Committee on Arthropod-Borne & Zoonotic Viruses (1999–2001) Fellow, Infectious Diseases Society...

Invertebrates — List of least concern invertebrates Arthropods — List of least concern arthropods Insects — List of least concern insects Molluscs List...

Occacaris is an extinct nektonic predatory arthropod from the Lower Cambrian Maotianshan shale Lagerstätte, known from three species. It bears a superficial...

soft-bodied arthropod known from two specimens found in the Middle Cambrian Burgess Shale of British Columbia, Canada. Tegopelte was a large arthropod, reaching...

Diplichnites are arthropod trackways with two parallel rows of blunt to elongate, closely spaced tracks oriented approximately perpendicularly to the...

the sides of the tail are elongated and appear like appendages of an arthropod. The tip of the tail is inflated into a bulb-like shape. The species is...

no gap in diversity or changes in oxygen geochemistry. While initial arthropod terrestriality was well under way before the gap, and some digited tetrapods...

Archived from the original on 2020-04-30. Retrieved 2020-05-24. "New Zealand Arthropod Collection (NZAC). Ko te Aitanga Pepeke o Aotearoa". Manaaki Whenua -...

a superficially similar appearance to trilobites, an extinct group of arthropods. Schotte M, Boyko CB, Bruce NL, Poore GC, Taiti S, Wilson GD (eds.). "Ceratoserolis...

Merostomata is a class of chelicerate arthropods that contains the extinct Eurypterida (sea scorpions) and the extant Xiphosura (horseshoe crabs). The...

Regina Wetzer; Joel W. Martin; Clifford W. Cunningham (25 February 2010). "Arthropod relationships revealed by phylogenomic analysis of nuclear protein-coding...

insects. Insectariums often display a variety of insects and similar arthropods, such as spiders, beetles, cockroaches, ants, bees, millipedes, centipedes...

orbivirus that infects vertebrates and culicine mosquitoes, thought to be its arthropod vector. It is classified in the genus Orbivirus and the family Sedoreoviridae...

whip scorpions, this species is largely nocturnal and feeds on smaller arthropods it feels with its antenniform legs. Populations from the Mexican state...

total-group (including hymenocarines and megacheirans) and stem-group arthropods (including radiodonts) are known from the Tulip Beds. Like with most other...

present in some amphibians and reptiles. The ocelli that occur in many arthropods. A compound eye with three independent regions, such as that of the mantis...

Squamacula is an extinct artiopodan arthropod from the Cambrian Series 2. The type species S. clypeata was described in 1997 from the Chengjiang biota...

Pycnogonum litorale is a marine arthropod in the family Pycnogonidae, the sea spiders. It is found in the northern Atlantic Ocean, the North Sea, the...

Arthropods portal Procyliosoma is a genus of pill millipede found in Australia and New Zealand. Formerly classified in the family Sphaerotheriidae, in...

University Herbaria, Cambridge, MA. Yamazaki, Kazuo; Sugiura, Shinji (2008). "Arthropods associated with bacterium galls on wisteria". Applied Entomology and Zoology...

largest invertebrate animal that lives in Movile Cave. It feeds on other arthropods, such as isopods, spiders, small beetles, and diplura. Vahtera, Varpu;...

bivalved arthropods, which he described in the journal Acta Palaeontologica Sinica in 1987. One group which he categorised "larger bivalved arthropods" included...

The triangulate cobweb spider is known to prey on many other types of arthropods, ants (including fire ants), other spiders, pillbugs, and ticks. It preys...

protocerebrum, deutocerebrum and tritocerebrum as tripartite brain of arthropod, and treated prosocerebrum as part of protocerebrum. Strausfield, Nicholas...

Ecdysozoa, which also includes arthropods and nematodes. Fossil findings show that the mouth design of the stem-arthropod Pambdelurion is identical with...

amphibians, and a few mammals, such as monotremes. siphon in mollusks, arthropods, and some other animals Internal orifices include the orifices of the...

bones and teeth. Instead it refers most commonly to the hardened parts of arthropod exoskeletons and the internal spicules of invertebrates such as certain...

Wolbachia is a genus of gram-negative bacteria infecting many species of arthropods and filarial nematodes. The relationship between Wolbachia and its hosts...

burrowing flea (and not to be confused with the chigger, a different arthropod). The flea and the disease that it causes are found in the tropical parts...

marine arthropod from the Cambrian of China. Its type and only species is Erratus sperare. Erratus is likely one of the most basal known arthropods, and...

negative-strand RNA viruses with mainly tripartite genomes. Member viruses infect arthropods, plants, protozoans, and vertebrates. The name Bunyaviricetes derives...

the older Parioscorpio named in 2020 has been found to be an unrelated arthropod. Branchioscorpionoidea in the Paleobiology Database Bilobosternina in...

principally comprise flora (such as trees and weeds), fauna (such as arthropods and birds), soil, water, air and light. Constructed elements include not...

unspecified arthropod prey. It is uncertain precisely which arthropods lend their toxicity to which genus of Dendrobatidae, but one such arthropod is thought...

Bourletiella juanitae is a species of globular springtails, arthropods in the family Bourletiellidae. "Bourletiella juanitae Report". Integrated Taxonomic...

ISBN 978-0-19-045675-7. OCLC 1040078331. Strausfeld, Nicholas James (2012). Arthropod brains : evolution, functional elegance, and historical significance....

genus comprising the Kampecarida, an enigmatic group of millipede-like arthropods, from the Silurian and early Devonian periods of Scotland and England...

Quitacetra arenata is a species of ptychopariid trilobite arthropod from Late Cambrian-aged deposits in Quita Creek, Queensland. Sepkoski, Jack (2002)...

ferocious appearance. While tiger beetles are voracious predators of small arthropods, they do not bite humans unless handled. Both the common name and the...

of extinct hurdiid (peytoiid) radiodont (a grouping of primitive stem arthropods which lived during the early Paleozoic) that lived during the Miaolingian...

Glossary of entomology terms Insect morphology Metathorax Prothorax Thorax (arthropod anatomy) Koeth, Monica; Friedrich, Frank; Pohl, Hans; Beutel, Rolf Georg...

Miersiella is a genus of crabs in the family Xanthidae, containing the following species: Miersiella cavifrons Takeda, 1989 Miersiella haswelli (Miers...

cisterns. The adult worms are free-living, but the larvae are parasitic on arthropods, such as beetles, cockroaches, mantises, orthopterans, and crustaceans...

Ligur may refer to: Roman cognomen Ligur (shrimp), an arthropod genus in the family Lysmatidae Ligures (singular Ligus or Ligur; English: Ligurians, Greek:...

near threatened arthropod species. Of all evaluated arthropod species, 4.1% are listed as near threatened. The IUCN also lists six arthropod subspecies as...

(Pterodroma nigripennis) nestlings, and fish, as well as other small arthropods. The centipede may consume petrel chicks at a rate between ~2100 and ~3730...

study of crustaceans. Crustaceans are a large traditional subphylum of arthropods classified by having a hard exoskeleton made of chitin or chitin and calcium...

Kadyella is an extinct genus from a well-known class of fossil marine arthropods, the trilobites. It lived during the Botomian stage, which lasted from...

Conoides is an extinct genus from a well-known class of fossil marine arthropods, the trilobites. It lived during the Cambrian Period, which lasted from...

phyla into diverse forms; the evolution of plants; the evolution of fish, arthropods and molluscs; the terrestrial colonization and evolution of insects, chelicerates...

was a Brazilian-born American mycologist specializing in the study of arthropod-associated, gut-dwelling fungi (trichomycetes). He is known for his online...

soil in an area can have an effect on the activity of ground dwelling arthropods in an area, so sometimes a rim-plate is attached to the trap container...

A sensillum (plural sensilla) is an arthropod sensory organ protruding from the cuticle of exoskeleton, or sometimes lying within or beneath it. Sensilla...

perhaps require a measure of intelligence have evolved three times, in arthropods, cephalopods, and vertebrates. The book reflects on the nature of cephalopod...

species is endemic to South America. The Brazilian gecko feeds mostly on arthropods, specifically Diptera. P. pollicaris is found in Argentina, Bolivia, and...

conservation status List of endangered amphibians List of endangered arthropods List of endangered birds List of endangered fishes List of endangered...

three-eyed radiodont with fossilized neuroanatomy informs the origin of the arthropod head and segmentation". Current Biology. 32 (15): 3302–3316.e2. Bibcode:2022CBio...

including poriferans (sponges), cnidarians (jellyfish, sea pens and corals), arthropods (krill, mysids and barnacles), molluscs (bivalves, such as clams, scallops...

replicate in the cytoplasm in cells of both arthropods and vertebrates, but they are only transmitted by the arthropods. When the virus replicates, the virion...

Calanoida is an order of copepods, a group of arthropods commonly found as zooplankton. The order includes around 46 families with about 1800 species of...

Parapeytoia is a genus of Cambrian arthropod. The type and only described species is Parapeytoia yunnanensis, which lived over 518 million years ago (Cambrian...

Nereocaris is an extinct genus of bivalved hymenocarine arthropod that lived in the Cambrian aged Burgess Shale in what is now British Columbia around...

Haikoucaris is a genus of megacheiran arthropod that contains the single species Haikoucaris ercaiensis. It was discovered in the Cambrian Chengjiang...

metres (6,500 ft) below a cave entrance. It is a species of springtail (arthropods) endemic to the Krubera-Voronja cave system in Abkhazia, Georgia. It was...

Parablackwelderia is an extinct genus from a well-known class of fossil marine arthropods, the trilobites. It lived from 501 to 490 million years ago during the...

Ixodes anatis, also called the kiwi tick, is a species of tick in the arthropod family Ixodidae. It is endemic to New Zealand and mainly parasitizes kiwi...

sea fogs that roll in from the Atlantic. Invertebrates, particularly arthropods, have successfully made their homes in the desert. Flies, beetles, ants...

Enaliktidae is an extinct family of elongate arthropods known from the Silurian and Devonian periods, containing two genera, Enalikter and Bundenbachiellus...

Serracaris is a genus of enigmatic arthropod from the Kinzers Formation of Pennsylvania. It contains one species, Serracaris lineata. This genus was formerly...

ganglion (STG) is a much-studied ganglion (collection of neurons) found in arthropods and studied extensively in decapod crustaceans. It is part of the stomatogastric...

include modern reptiles and birds) during the late Carboniferous. Land arthropods such as arachnids (e.g. trigonotarbids and Pulmonoscorpius), myriapods...

found on the island of Hawaii. As with other Hawaiian lava tube endemic arthropods, the bulk of this species' habitat is expected to be a wide inaccessible...

entomology is a branch of applied entomology that uses insects and other arthropods as a basis for legal evidence. Insects may be found on cadavers or elsewhere...

Tomlinsonus is an extinct genus of marrellomorph arthropod known from the Late Ordovician (Katian) Kirkfield Formation of Ontario, Canada. It is a member...

Kiisortoqia soperi is an extinct species of arthropod from the Early Cambrian Sirius Passet Lagerstätte in Greenland. While it had a superficially trilobite-like...

Adults are brachypterous and have been recorded preying on small arboreal arthropods. Ctenostoma jekelii jekelii (French Guiana, Brazil) - Jekel's comb-mouthed...

fluid, followed by wound healing, which may be rapid, as in the cnidaria. Arthropods are able to repair injuries to the cuticle that forms their exoskeleton...

appears to be similar to that of several other notable Florida scrub arthropods. The species is threatened by its restricted habitat requirements, further...

remains were found, is known for its excellent preservation of terrestrial arthropods. These include other centipede genera, which are otherwise rare in the...

Tanglangia is an extinct genus of megacheiran arthropod that lived during the 3rd and 4th stages of the Cambrian period. The genus contains two species...

November 1762 – 6 February 1833) was a French zoologist, specialising in arthropods. Having trained as a Roman Catholic priest before the French Revolution...

amber. There have been fourteen orders, more than 55 families and 100 arthropod species that have been found here. This diversity also includes many eusocial...

species, due to Harrisia cactus mealybug. 95% of arthropod border interceptions are insects. Only 4% of arthropod border interceptions are acari. Jenkins, David...

Mesozoic phenomenon, fossils have shown that plants were being consumed by arthropods within less than 20 million years after the first land plants evolved...

that resemble mosses and lichens, a form of camouflage seen in various arthropods associated with lichen-covered habitats. The species was first described...

Utaurora is an extinct genus of opabiniid, which were stem-arthropods closely related to true arthropods and radiodonts; the type species is U. comosa. The animal's...

§ Colletotrichum acutatum for the cause of Peach Anthracnose here. Some arthropod pests of peach in California are: Black Peach Aphid (Brachycaudus persicae)...

(acronym: SOG; synonym: subesophageal ganglion) of arthropods and in particular insects is part of the arthropod central nervous system (CNS). As indicated by...

doi:10.2475/ajs.s2-46.136.19. Shear, William A. (1993). "Myriapodous arthropods from the Viséan of East Kirkton, West Lothian, Scotland" (PDF). Transactions...

Found in Tunisia, the ants inhabit salt pans where they forage dead arthropods. This ant ventures far from its burrow in the Sahara Desert, which has...

Chuandianella ovata is an extinct bivalved arthropod that lived during Cambrian Stage 3 of the Early Cambrian (about 520 to 516 million years ago). It...

"Oenothera speciosa versus Macroglossum stellatarum: killing beauty". Arthropod-Plant Interactions. 12 (3). Springer Science and Business Media LLC: 395–400...

As noted previously, Rhizoglyphus deutonymphs ride on other, larger arthropods for dispersal. They have been collected from scarab beetles, weevils,...

of Cambrian stem-mandibulate, stem-crustacean or possibly megacheiran arthropod of the family Oelandocarididae. It contains only one species, Oelandocaris...

Muay Thai fighter Dokmaipa Por Pongsawang died after a bite from an arthropod described as a takhap (large centipede). Taiwanese folk musician Difang...

omnivores and mostly eat plants, flower petals, seed heads, insects and other arthropods, reptiles, and amphibians. Wild peafowl look for their food scratching...

Cordyceps species are endoparasitoids, parasitic mainly on insects and other arthropods (they are thus entomopathogenic fungi); a few are parasitic on other fungi...

pedipalps out of crevices in the bark and opportunistically grabbing passing arthropods. Once it has grasped a prey item, the pseudoscorpion will use the bark...

Formation in Arkhangelsk Region, Russia. Originally described as a primitive arthropod-like creature, more recent studies have seen it placed within the phylum...

to crabs, lobsters, and water fleas than they are to other terrestrial arthropods such as insects, spiders, or centipedes. Terrestrial isopods such as woodlouse...

Spiders, Scorpions, Centipedes and Mites: The Commonwealth and International Library: Biology Division. Elsevier. ISBN 978-1-4831-3967-8. Arthropods portal...

tagma that has antennae and three feeding appendages that make up the arthropod mandible. Mandibles in insects are pairs of hardened structures that are...

Tremaglaspis is an extinct genus of aglaspidid arthropods. Fossils belonging to this genus were discovered in Utah, Wales and Morocco in rocks ranging...

Erjiecaris Is an extinct genus of bivalved Cambrian arthropod, known from the Chengjiang Biota of Yunnan, China. It is only known from a single species...

victims are abundant and unlikely to fight back. Many kleptoparasites are arthropods, especially bees and wasps, but including some true flies, dung beetles...

The diet of all species is dominated by fruit and to a lesser extent arthropods. The birds-of-paradise have a variety of breeding systems, ranging from...

University who is known for research on a number of medically important arthropods, most notably ticks and the common bed bug. His work on the health effects...

The order includes two families, and most members are endoparasites on arthropods. One of the morphological characteristics of the order is the presence...

classification of basal arthropods. One classification scheme has Schinderhannes sister to the euarthropods (crown or 'true' arthropods) instead of other radiodonts...

transmitted by other and unspecified arthropods 065 Arthropod-borne hemorrhagic fever 065.8 Ebola, unspec. 066 Other arthropod-borne viral diseases 066.4 West...

Molaria is a genus of Cambrian arthropod, the type species M. spinifera is known from the Middle Cambrian Burgess Shale. 144 specimens of Molaria are...

Alalcomenaeus is one of the most widespread and longest-surviving arthropod genera of the Early and Middle Cambrian. Known from over 300 specimens in...

French zoologist Pierre André Latreille in 1802. He was curator of the arthropod collection at the National Museum of Natural History in Paris. This scientific...

entomotoxicology is the analysis of toxins in arthropods (mainly flies and beetles) that feed on carrion. Using arthropods in a corpse or at a crime scene, investigators...

Sanctacaris is a Middle Cambrian habeliid arthropod from the Burgess Shale of British Columbia. It is currently considered to be one of the oldest relatives...

Joseph H.; Hagadorn, James W. (July 2010). "Three-dimensionally preserved arthropods from Cambrian Lagerstätten of Quebec and Wisconsin". Journal of Paleontology...

Sottyxerxes is an extinct genus of euthycarcinoid arthropod from the Carboniferous (Stephanian stage) Montceau-les-Mines lagerstätte in France. It contains...

Ecdysteroids are arthropod steroid hormones that are mainly responsible for molting (ecdysis), development and, to a lesser extent, reproduction; examples...

other carcinised decapods, the abdomen is folded under the cephalothorax. Arthropod leg Poore, Gary C.B. (2004). "Glossary". Marine Decapod Crustacea of Southern...

2023). "Justin O Schmidt - His extraordinary impact on toxinology and arthropod biodiversity science". Toxicon. 234 107287. doi:10.1016/j.toxicon.2023...

synonymous to Entomoplasmatales, a class originally intended to include the arthropod-associated mollicutes. Newer phylogenetic studies have found that Entomoplasmatales...

offal. In particular animal groups such as vertebrates, molluscs and arthropods, the flesh is distinguished from tougher body structures such as bone...

Waptia is an extinct genus of marine arthropod from the Middle Cambrian of North America. It grew to a length of 6.65 cm (3 in), and had a large bivalved...

as the robber crab or palm thief. It is the largest living terrestrial arthropod, with a weight up to 4.1 kg (9 lb). The distance from the tip of one leg...

Furca (Latin for "fork") is an extinct genus of marrellomorph arthropod known from the Sandbian stage (upper Ordovician period) of the Czech Republic...

as cephalopod limbs. They may have further extensions as suckers. In arthropods, an appendage refers to any of the homologous body parts that may extend...

Coosina is an extinct genus from a well-known class of fossil marine arthropods, the trilobites. It lived from approximately 501 to 490 million years ago...

the Burgess Shale Wheeler Shale, also compared to Burgess Shale List of arthropods of the Cambrian Period Lexicon of Canadian Geological Units. "Burgess...

dense connective tissue in each eyelid The distal segment of an arthropod leg – see Arthropod tarsus The lower leg of a bird, also known as tarsometatarsus...

Surusicaris is an extinct genus of bivalved arthropod, known from the Cambrian Burgess Shale of British Columbia, Canada. It is considered to be closely...

each step. This applies regardless of the usable number of limbs—even arthropods, with six, eight, or more limbs, walk. In humans, limited research indicates...

Dispute resolution Dispute (credit card) The endless dispute, a question of arthropod morphology La Dispute (disambiguation) This disambiguation page lists...

Sarotrocercus is a small Cambrian arthropod known from Burgess Shale, reaching a centimetre or two in length (0.39–0.79 in). Sarotrocercus is only known...

detect the Earth's magnetic field. Animals with this sense include some arthropods, molluscs, and vertebrates (fish, amphibians, reptiles, birds, and mammals)...

Northeastern Nearctic Region. Biological Survey of Canada [Canadian Journal of Arthropod Identification]. Krombein, Karl V.; Hurd Jr., Paul D. Jr.; Smith, David...

Biodiversity informatics. He co-directed Project ALAS, a long-term tropical arthropod diversity inventory in Costa Rica and developed the biodiversity database...

Pauropoda is a class of small, pale, millipede-like arthropods in the subphylum Myriapoda. More than 900 species in twelve families are found worldwide...

calls, inhabiting the forest understory and feeding on insects and other arthropods. The genus Hypocnemis was introduced by the German ornithologist Jean...

Onychiurus is a genus of arthropods belonging to the family Onychiuridae. The genus has cosmopolitan distribution. Species: Onychiurus aborigensis Fjellberg...

Northeastern Nearctic Region. Biological Survey of Canada [Canadian Journal of Arthropod Identification]. Krombein, Karl V.; Hurd Jr., Paul D. Jr.; Smith, David...

5 in). In the wild, G. rufa feeds on detritus, algae, and tiny animals (arthropods and other zooplankton). As traditionally defined, G. rufa is native to...

and diversifying along with glomeromycotan fungi, and three groups of arthropods (myriapods, arachnids and hexapods) became fully terrestrialized. Another...

Gary Zitob; Peter Payne (2005). "The suctorial organ of the Solifugae". Arthropod Structure & Development. 34 (4): 397–406. doi:10.1016/j.asd.2005.02.002...

the sternum take on the elongated, segmented form seen in humans. In arthropods, a sternum is the ventral part of a segment of thorax or abdomen. English...

'Hapil' 'Honeoye' 'Pegasus' 'Rhapsody' 'Symphony' Over 200 species of pest arthropods attack strawberries. These include moths, fruit flies, chafers, strawberry...

κεφαλή or cephalon meaning "head") is an extinct group of mandibulate arthropods, that are generally regarded as a kind of crustacean, though their exact...

sometimes known as cycloids) is an extinct order of crab-like fossil arthropods that lived from the Carboniferous to the Jurassic and possibly Cretaceous...

variety of taxa have been found as inclusions including insects and other arthropods, as well as plant fragments and epiphyllous fungi. Mexican amber is mainly...

of Thailand. This species and others like it can parasitize multiple arthropod hosts. Although entomopathogenic fungi have been identified as a widespread...