Kaylaka Formation

Kaylaka Formation
Stratigraphic range: Maastrichtian
TypeGeological formation
Unit ofEastern Fore-Balkan Zone
UnderliesKamendel Formation
OverliesMezdren Formation and Dobrina Formation
Lithology
PrimaryLimestone
Location
Coordinates43°09′N 26°32′E / 43.15°N 26.53°E / 43.15; 26.53
RegionShumen Province and Vratsa Province
Country Bulgaria
ExtentBisserna Cave and Labirinta Cave
Kaylaka Formation is located in Bulgaria
Kaylaka Formation
Kaylaka Formation (Bulgaria)

The Kaylaka Formation,[1] also known as the Kajlâka Formation, is a Late Cretaceous (Maastrichtian)[2] geologic formation located within Bisserna Cave, Shumen,[3] and Labirinta Cave, Vratsa Province, both in Bulgaria.[1]

History

The first fossils found in the Kaylaka Formation were discovered in 1985 and were described in 2006.[1]

The hadrosauroid specimen discovered in 1985 was described in 2024.[4]

Paleofauna

References

  1. ^ a b c d e f g h i j k Jagt, John; Motchurova-Dekova, Neda; Ivanov, Plamen; Cappetta, Henri; Schulp, Anne (2006). "Latest Cretaceous mosasaurs and lamniform sharks from Labirinta cave, Vratsa District (northwest Bulgaria): A preliminary note". Annales géologiques de la péninsule balkanique (67): 51–63. doi:10.2298/gabp0667051j. ISSN 0350-0608.
  2. ^ Andreeva, Polina; Metodiev, Lubomir; Kiselinov, Hristo; Petrova, Silviya (2019-12-21). Campanian–Paleocene Carbonate Microfacies from the Sherbenski Dol Section (Eastern Fore-Balkan Mts, NE Bulgaria) – Preliminary Results (Report). "Prof. Marin Drinov" Publishing House of Bulgarian Academy of Sciences. doi:10.7546/crabs.2019.12.12.
  3. ^ "Bisserna cave". tecnet.cz. Retrieved 15 March 2024.
  4. ^ a b Nikolov, Vladimir; Dochev, Docho; Brusatte, Stephen L. (2024-01-01). "The ontogenetic status of a small hadrosauroid dinosaur from the uppermost Cretaceous of Bulgaria, and implications for the paleobiogeography and assembly of European island faunas". Cretaceous Research. 157 (In press). 105819. Bibcode:2024CrRes.15705819N. doi:10.1016/j.cretres.2023.105819. S2CID 266738171.
  5. ^ "Hemipneustes striatoradiatus, Maastrichtian, Kaylaka Formation, Bulgaria". Faopal Fossils. Retrieved 15 March 2024.

See also

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