Search Results: File:Helodus simplex tooth file.webp
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File:Helodus tessellations.jpg
Minggu, 2026-02-08 23:36:43G, prisms of mineralized tissue (tessellations) which reinforced the cranium of Helodus described at URL: https://doi.org/10.3389/fgene.2020.571694...
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File:Helodus simplex.png
Selasa, 2025-12-30 02:16:340 Creative Commons Attribution 4.0 truetrue English Reconstruction of Helodus simplex, based on Coates et al. (2021) and Cohen et al. (2025) determination...
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File:Helodus simplex tooth file.webp
Kamis, 2025-08-14 20:56:424.0 Creative Commons Attribution 4.0 truetrue English Tooth file of ''Helodus simplex'' Agassiz, 1838. One of several specimens labeled NHMUK PV P8216...
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File:Helodus sp.jpg
Senin, 2020-11-30 11:50:53BY-SA 4.0 Creative Commons Attribution-Share Alike 4.0 truetrue English Helodus sp. tooth from the Permian of Oklahoma, USA Wikimedia username: WhodamanHD...
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File:NMNH-USNMV3518 top profile.jpg
Minggu, 2026-04-26 01:58:57(formerly Helodus coxanus) from the Keukuk Limestone, Iowa. Consists of a tooth whorl viewed from above described at URL: https://www.si.edu/object/helodus...
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File:NMNH-USNMV3518 side profile.jpg
Minggu, 2026-04-26 01:58:56English Holotype specimen of Rotuladens coxanus (formerly Helodus coxanus) from the Keukuk Limestone, Iowa. Consists of a tooth whorl viewed in side profile...
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File:Recherches Poissons Fossiles vol. 3. Tab. 19.png
Kamis, 2025-09-11 21:32:58Mark 1.0falsefalse English Illustrations of described taxa Ctenoptychius, Helodus, Chomatodus, Cochliodus, Psammodus, Ctenodus, and Ceratodus described at...
Click to read more »File:The Devonian fishes of Missouri (IA devonianfishesof00branrich).pdf
Kamis, 2025-01-02 19:53:16unusually species. In the Chouteau at Sedalia, Missouri, large for an Helodus. Helodus teeth only slightly different from those of the Devonian occur. The...
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File:Mineralization of the Callorhinchus Vertebral Column (Holocephali; Chondrichthyes) Fig. 8.jpg
Sabtu, 2025-05-10 08:53:32group Holocephali. Cladoselache (A-C), Sibyrhinchus (D), Edaphodon (E-F), Helodus (G) described at URL: https://www.researchgate.net/publication/3471871...
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File:Helodus turgidus.JPG
Kamis, 2026-05-07 05:50:27DescriptionHelodus turgidus.JPG Italiano: Fossil of Helodus, an extinct fish- Took the picture at Museum of Paleontology, Tubingen Date 28 August 2013...
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File:Helodus simplex.jpg
Selasa, 2025-10-07 06:25:52DescriptionHelodus simplex.jpg English: Restoration of Helodus simplex, an extinct cartilaginous fish Date 15 February 2010 Source Own work Author Ghedoghedo...
Click to read more »File:XII.—On some new fossil fish of the carboniferous period (IA biostor-89423).pdf
Sabtu, 2026-03-07 11:40:04{CoL of the University of Cambridge and of Capt. Jones, M.P.) surface Helodus appendiculatus (M^Coy). Sp. Char. Transversely trigonal, compressed, width...
Click to read more »File:Remarks on the Structure of the Feet of Megalonyx (IA jstor-3231932).pdf
Selasa, 2021-03-30 18:00:11natliral size. Figs. 3-16. Tooth of Cochliodus latus. Fig. 18. Tooth of Helodus gibbus. Fig. 19. Tooth of Cwomatodusvenustus, upper view; enlarged three...
Click to read more »File:Three Hundred and Eighty-Ninth Meeting. November 29, 1853. Second November Meeting (IA jstor-20021157).pdf
Minggu, 2025-12-07 00:10:18but with genus Ozodus, in Cestracion, the form three in the genus Helodus the cusps; (perhaps to be suppressed) like the anterior teeth of teeth...
Click to read more »File:Donations to Museum, in September and October, 1855 (IA jstor-4059113).pdf
Jumat, 2026-01-23 17:02:44Limestone of England and Ireland of the following Genera :-Psammodus, Helodus, Cochliodus, Chromatodus, Strophodus, Oracanthus, Goniatites, Orthoceras...
Click to read more »File:LII.—A Catalogue of Fossil Fish in the Collections of the Earl of EnniSkillen, F.G.S., etc. and Sir Philip Grey Egerton, Bart., F.R.S., &c (IA biostor-94481).pdf
Senin, 2022-04-18 10:10:07Shields. Do Chalk Maidstone. ... trigonus Great OoUte ... n. s Do Helodus didymus laevissimus mammillaris planus simplex turgidus Sheppy. Coal...
Click to read more »File:Books from the Biodiversity Heritage Library (IA contributionstob00mcco).pdf
Kamis, 2023-12-07 03:35:55of Cambridge and of Capt. Jones, M.P.) surface and as we constantly Helodus appendiculatus (M'Coy). Sp. Char. Transversely trigonal, compressed, width...
Click to read more »File:Fossil fish in the collections of the Earl of Enniskillen and Sir Philip Grey Egerton, bart (IA fossilfishincoll00enni).pdf
Sabtu, 2022-09-24 02:39:42Do lb. —- leptacanthus Nemacanthus hre\ispinus. Nemopteryx crassus Helodus didymus — lievissimus — mammillaris — planus Lyme. Odontaspis rhaphiodon...
Click to read more »File:Bulletin - United States National Museum (IA bulletinunitedst5321907unit).pdf
Sabtu, 2025-10-18 02:46:34figs. 1-4. 3518. Chitinodus latus 2366. Cladodus formosus Hay. See Helodus coxanus. (lyeidy). Type. Devonian. Northwest edge of Lime mesa, south...
Click to read more »File:A catalogue of British fossil vertebrata - supplement for 1890 (IA b22321512).pdf
Senin, 2025-02-10 02:17:42Gyrosteus mirabilis, A. S. "Woodw. A. S. Woodward, Natiu'alist, 1890, p. 101. Helodus simplex, Ag. synonym of Pleuroplax Rankini. Bolophagus, Eg. A. S. Woodward...
Click to read more »File:Introduction and succession of vertebrate life in America. An address delivered before the American Association for the Advancement of Science, at Nashville, Tenn., Aug. 30, 1877 (IA introductionsucc00mars).pdf
Selasa, 2020-11-03 22:54:56Cochliodus of large size, Cestracionts, Psamniodus and Sandalodua. Helodus, species of with others of the genera Deltodus^ Of the Petalodonts...
Click to read more »File:Introduction and succession of vertebrate life in America. An address delivered before the American Association for the Advancement of Science, at Nashville, Tenn, August 30, 1877 (IA introductionsuc00mars).pdf
Senin, 2022-10-24 23:45:23species of Cochliodus of large size, with others of the genera Deltodus, Helodus, Psammodus and Sandalodus. Of the Petalodonts, there were Antliodus, Chomatodus...
Click to read more »File:Introduction and succession of vertebrate life in America. An address delivered before the American association for the advancement of science, at Nashville, Tenn., August 30, 1877 (IA introductionsucc00marsrich).pdf
Kamis, 2026-04-23 05:43:38of large size, with others of the genera Deltodus, Of the Petalodonts, Helodus, Psammodus and Sandalodus. there were Antliodus, Chomatodus, Ctenoptychius...
Click to read more »File:Eleventh annual report of the United States Geological and Geographical Survey of the Territories (IA eleventhannualre00hayd).pdf
Minggu, 2020-12-20 17:20:23Several forms were found, Cladodus, Keokuk species of the genera and Helodus. Petalodus, Anthiodus, In the upper basin of Snake River, Tertiary lacustrine...
Click to read more »File:Devonic fishes of the New York formation (IA cu31924004586966).pdf
Jumat, 2026-01-02 10:00:30Naples, N. Y. Chemung group Warren, Pa. Eastman. Chemung group Franklin, Helodus gibberulus Agassiz. Rhynchodus pertenuis PISCES ; ; N. Y. Cats- ...
Click to read more »File:Proceedings of the Geological and Polytechnic Society of the West Riding of Yorkshire. (IA proceedingsofgeo1183geol).pdf
Jumat, 2022-05-27 15:04:54Yorkshire Coal Field : Gyracanthus, Hybodus, Pleuracanthus, Ctenoptychius, Helodus, Ctenodus, and Diplodus. In conclusion, the author remarked, "I have now...
Click to read more »File:Das Kohlen-Gebirge (IA bub gb 3VIsAAAAYAAJ).pdf
Sabtu, 2026-02-14 15:29:40den eigentümlichen Gattungen grösstentheiJs Petalodus, Ctenoptychius, Helodus, Geschlechtern Ctenacanthus gänzliche Fehlen der in , der Knochenfische...
Click to read more »File:Annals of the Carnegie Museum (IA annalsofcarnegie05carn).pdf
Sabtu, 2025-05-24 19:38:08480-487 By Charles R. Eastman Charles Chauncey Mellor. By W. Species of Helodus. . 490-503 504 LIST I. II. OF PLATES. Mammals. Union Mammals. Fort...
Click to read more »File:Über die Ctenodopterinen des Devonischen Systems (IA UberdieCtenodop00n).pdf
Jumat, 2025-08-01 03:20:46Systemes herstamsal steht mend, der Form undStructur nach mit dem Genus Helodus aus' dem Bergkalke übereinstimmend haben wir sie hier nur mit aufgenommen...
Click to read more »File:History of Grand Rapids and its industries, (IA bad1775.0001.001.umich.edu).pdf
Minggu, 2026-04-12 02:48:32preliminary list as K. S. 1. Miscellaneous Collections No. 3. He describes Helodus crenulatus, Cladodus irregularis, scales of Ctenacanthus, four species...
Click to read more »File:Coal (IA coaljame00tongrich).pdf
Rabu, 2025-12-10 23:19:26teeth known as Diplodus: crushing teeth like those of Pleuroplax and Helodus, and teeth with a crenulated cutting edge like those of Ctenoptychius and...
Click to read more »File:Fauna der Gaskohle und der Kalksteine der Permformation Böhmens (IA faunadergaskohle7983fria).pdf
Senin, 2020-07-20 23:53:21vertreten: Gyracanthus, Ctenacanthus, Lepracanthus, Hoplouchus, Pleurodus, Helodus, Cladodus, Poecilodus, Petalodus, Harpacodus, Cteuoptychius, Megalichthys...
Click to read more »File:British dental journal (IA britishdentaljou03brit).pdf
Senin, 2025-10-13 14:31:17under the name of Petalodonts, but the series which includes Pleurodus, Helodus, and Poecilodus is named Psammodont, from some of their principal characteristics...
Click to read more »File:Mélanges paléontologiques. 2me partie, avec dix planches ( (IA mlangespalontolo02ryck).pdf
Senin, 2025-12-01 01:53:35Vertébrés. L'ichtyologie fossile ne compte, jusqu'à présent, que cum Agas. Helodus Agas. Psammodus , , Agas. , les genres Paleonis- Acrodus Agas. et...
Click to read more »File:History of Lawrence, Orange, and Washington counties, Indiana - from the earliest time to the present - together with interesting biographical sketches, reminiscences, notes, etc (IA historyoflawrenc00chic).pdf
Selasa, 2026-03-31 09:19:21pink color prevails shark's teeth Cheteles, Zaphrentis, etc. This is a of Helodus, Cladodus, Cochliodus and Beltodus are found. good stone for foundations...
Click to read more »File:Traité élémentaire de paléontologie; ou, Histoire naturelle des animaux fossiles, considérés dans leurs rapports zoologiques et géologiques (IA traitlment02pictuoft).pdf
Kamis, 2025-12-04 22:34:08296 Chomatodus 287 Zygobates 296 Psammodus 287 Squaloiaja 296 Helodus 288 288 289 290 Asteroderraus. Ptychodus Cochliodus Ceratodus Ctenodus...
Click to read more »File:Reappraisal of the Silurian placoderm Silurolepis and insights into the dermal neck joint evolution.pdf
Jumat, 2026-04-24 11:16:12Cladodoides Doliodus Orthacanthus Tamiobatis Cladoselache Akmonistion Cobelodus Helodus Chondrenchelys Debeerius Tristychius Hamiltonichthys Onychoselache Figure...
Click to read more »File:Annual report. 1st-12th, 1867-1878 (IA annualreport1st1111877geol).pdf
Sabtu, 2023-08-26 22:39:57Lower Carboniferous. identical with or closely allied to Keokuk and Helodus. In the upper basin of Snake Eiver, Tertiary lacustrine beds occur. These...
Click to read more »File:Revue critique de paléozoologie (IA revuecritiquedep41900coss).pdf
Kamis, 2025-12-04 23:37:51gibbosus Ag., Callopristus pectinatus Ag. Janassa linguœformis Atthey? Helodus sp., sp., Pleuroplax Rankinei Ag. — Broch. m-S' de 7 p., avec 1 PI...
Click to read more »File:Lethaea rossica, ou, Paléontologie de la Russie (IA lethaearossicaou01eich).pdf
Kamis, 2025-12-04 21:39:43Famille V. 1535 1542 XI. Cheirodus M'Coy XII. Holodus Pand. XIII. Helodus Ag. XV. Cochliodus Ag. 1558 1563 XXIII. Gyroptychius M'Coy XXIV. ...
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File:Pleuroplax rankinei tooth plate.webp
Jumat, 2026-03-13 05:40:50This file is licensed under the Creative Commons Attribution 4.0 International license. You are free: to share – to copy, distribute and transmit the work...
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File:Shark tooth (Fort Payne Formation, Lower Mississippian; Burkesville West Rt. 90 roadcut, Kentucky, USA) 3 (41378627845).jpg
Senin, 2024-07-01 19:55:34occlusal surface of a shell-crushing tooth from a fossil shark - possibly Helodus. It is composed of blackish-colored apatite (calcium phosphate). Classification:...
Click to read more »_1_(41378628505).jpg){kind=link}
File:Shark tooth (Fort Payne Formation, Lower Mississippian; Burkesville West Rt. 90 roadcut, Kentucky, USA) 1 (41378628505).jpg
Minggu, 2024-12-22 18:19:16occlusal surface of a shell-crushing tooth from a fossil shark - possibly Helodus. It is composed of blackish-colored apatite (calcium phosphate). Classification:...
Click to read more »_4_(41378627445).jpg){kind=link}
File:Shark tooth (Fort Payne Formation, Lower Mississippian; Burkesville West Rt. 90 roadcut, Kentucky, USA) 4 (41378627445).jpg
Selasa, 2025-10-14 23:58:51occlusal surface of a shell-crushing tooth from a fossil shark - possibly Helodus. It is composed of blackish-colored apatite (calcium phosphate). Classification:...
Click to read more »_2_(41559434634).jpg){kind=link}
File:Shark tooth (Fort Payne Formation, Lower Mississippian; Burkesville West Rt. 90 roadcut, Kentucky, USA) 2 (41559434634).jpg
Jumat, 2024-11-22 00:22:27occlusal surface of a shell-crushing tooth from a fossil shark - possibly Helodus. It is composed of blackish-colored apatite (calcium phosphate). Classification:...
Click to read more »_2_(34916008715).jpg){kind=link}
File:Fossil shark tooth (Sanders Group, Mississippian; Henderson Creek roadcut, Lawrence County, Indiana, USA) 2 (34916008715).jpg
Kamis, 2024-05-23 02:51:45cross-section view of a shell-crushing tooth from a fossil shark - probably Helodus. The occlusal surface is at top. Classification: Animalia, Chordata, Vertebrata...
Click to read more »_1_(34916012175).jpg){kind=link}
File:Fossil shark tooth (Sanders Group, Mississippian; Henderson Creek roadcut, Lawrence County, Indiana, USA) 1 (34916012175).jpg
Senin, 2026-05-18 11:43:02occlusal surface of a shell-crushing tooth from a fossil shark - probably Helodus. Classification: Animalia, Chordata, Vertebrata, Chondrichthyes, Euchondrocephali...
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