Dvuyakornaya Formation

Dvuyakornaya Formation

Dvuyakornaya Formation is a geological formation in Crimea, south of city Yalta, Ukraine.[1] Remains found there include: ammonites,[2] crocodiles, brachiopods[3] etc.

Contents

Theropods

There was found only a theropod tooth with a full root. It belongs to an early tyrannosauroid - Kileskus.[4] Probably there also lived a Therizinosauridae.

Genus Species Material Images
Falcarius? Indeterminate Partial skeleton
Genus Species Material Images
Kileskus Indeterminate Tooth
Kileskus

Ornithopods

In this formation was found a rare specimen - a mummified skin of an ornithopod dinosaur.

Genus Species Material Images
Dryosaurus? Indeterminate Skin

Crocodyloforms

Genus Species Notes
Metriorhynchus Indeterminate Only teeth were found

Mollusks

Species Notes
Pecten, or related species 3 cm shell
Rudist 1 cm long

Footnotes

  1. ^ V. V. Arkad’ev, A. A. Fedorova, Yu. N. Savel’eva and E. M. Tesakova. Biostratigraphy of Jurassic-Cretaceous boundary sediments in the Eastern Crimea. 
  2. ^ Pylypenko D.. Kyiv Ammonite [Ukrainian]. http://paleo.ua/paleometro/. 
  3. ^ T.N.Smirnova, D.I.McKinnon (1995). Apodosia, an enigmatic genus of micromorphic brachiopods from Cretaceous of Crimea and Jurassic of England. 
  4. ^ Averianov, A. O. et al. (2010). A new basal coelurosaur from the Middle Jurassic of Siberia. 

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