Biology:Yasykovia
Yasykovia | |
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Y. kabanovi alongside two ammonites | |
Scientific classification | |
Domain: | Eukaryota |
Kingdom: | Animalia |
Phylum: | Chordata |
Class: | Reptilia |
Order: | †Ichthyosauria |
Family: | †Ophthalmosauridae |
Genus: | †Yasykovia Efimov, 1999 |
Type species | |
†Yasykovia kabanovi Efimov, 1999
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Species | |
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Synonyms | |
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Yasykovia is a genus of ophthalmosaurid ichthyosaur, an extinct group of reptiles that resembled dolphins. Its fossils are known from the Volga region of Russia , being Tithonian (Late Jurassic) in age. It was formerly synonymised with Ophthalmosaurus.[2] The type species, Yasykovia kabanovi, was once considered a species of Ophthalmosaurus. Two other possible species, Y. mittai and Y. sumini, also exist.[1]
Species
Yasykovia kabanovi
Several specimens are known from both Kachpurites fulgens and Craspedites subdites zones.[1]
Yasykovia mittai
Y. mittai is known from both coracoids and the right scapula.[1] It was found in a Kachpurites fulgens zone.
Yasykovia sumini
Y. summini is known from the occipital bones, the anterior part of the vertebral column, coracoids, scapula, interclavicals, clavicle, and fore limbs.[1]
References
Wikidata ☰ Q25348269 entry