Extinct genus of reptiles
Alexeyisaurus Temporal range: Late Triassic,
210 Ma
PreꞒ
Ꞓ
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S
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Scientific classification
Domain:
Eukaryota
Kingdom:
Animalia
Phylum:
Chordata
Class:
Reptilia
Superorder:
† Sauropterygia
Genus:
† Alexeyisaurus Sennikov & Arkhangelsky, 2010
Species:
†A. karnoushenkoi
Binomial name
† Alexeyisaurus karnoushenkoi Sennikov & Arkhangelsky, 2010
Alexeyisaurus is an extinct genus of possible plesiosaur known from the upper Triassic (lower-middle Norian age) of Wilczek Formation, Wilczek Land, of Franz Josef Land, Russia.[1] It was first named by A. G. Sennikov and M. S. Arkhangelsky in 2010 and the type species is Alexeyisaurus karnoushenkoi .[1] While considered an elasmosaur in the initial publication It has been described as a "partial, poorly preserved, and undiagnostic sauropterygian skeleton" in subsequent publications.[2]
^ a b A. G. Sennikov, M. S. Arkhangelsky (2010). "On a Typical Jurassic Sauropterygian from the Upper Triassic of Wilczek Land (Franz Josef Land, Arctic Russia)". Paleontological Journal . 44 (5): 567–572. Bibcode:2010PalJ...44..567S. doi:10.1134/S0031030110050126. S2CID 88505507.
^ Wintrich, Tanja; Hayashi, Shoji; Houssaye, Alexandra; Nakajima, Yasuhisa; Sander, P. Martin (2017-12-01). "A Triassic plesiosaurian skeleton and bone histology inform on evolution of a unique body plan". Science Advances . 3 (12): e1701144. Bibcode:2017SciA....3E1144W. doi:10.1126/sciadv.1701144 . ISSN 2375-2548. PMC 5729018 . PMID 29242826.
Last Update: 2023-12-23T22:07:10Z
Alexeyisaurus is an extinct genus of possible plesiosaur known from the upper Triassic (lower-middle Norian age) of Wilczek Formation, Wilczek Land, of...
Word Count : 177
Last Update: 2024-05-21T13:46:07Z
†Plesiosauria Blainville, 1835 Subgroups †Anningasaura †Lindwurmia †Zahrisaurus †Termatosaurus? †Alexeyisaurus ? †Neoplesiosauria †Plesiosauroidea †Pliosauroidea...
Word Count : 13338
Last Update: 2024-05-21T06:36:17Z
Alexeyisaurus Hanosaurus Pomolispondylus Helveticosauridae? Saurosphargidae? Thalattosauria? Placodontiformes...
Word Count : 12420
Last Update: 2024-05-31T02:52:19Z
Alexeyisaurus Hanosaurus Pomolispondylus Helveticosauridae? Saurosphargidae? Thalattosauria? Placodontiformes...
Word Count : 2193
Last Update: 2024-05-26T08:01:05Z
Alexeyisaurus Hanosaurus Pomolispondylus Helveticosauridae? Saurosphargidae? Thalattosauria? Placodontiformes...
Word Count : 7013
Last Update: 2024-05-21T06:23:02Z
Alexeyisaurus Hanosaurus Pomolispondylus Helveticosauridae? Saurosphargidae? Thalattosauria? Placodontiformes...
Word Count : 298
Last Update: 2024-05-26T07:58:17Z
Alexeyisaurus Hanosaurus Pomolispondylus Helveticosauridae? Saurosphargidae? Thalattosauria? Placodontiformes...
Word Count : 3571
Last Update: 2024-05-27T05:33:59Z
Alexeyisaurus Hanosaurus Pomolispondylus Helveticosauridae? Saurosphargidae? Thalattosauria? Placodontiformes...
Word Count : 680
Last Update: 2024-01-05T13:56:10Z
Alexeyisaurus Hanosaurus Pomolispondylus Helveticosauridae? Saurosphargidae? Thalattosauria? Placodontiformes...
Word Count : 247
Last Update: 2024-04-22T13:29:28Z
Alexeyisaurus Hanosaurus Pomolispondylus Helveticosauridae? Saurosphargidae? Thalattosauria? Placodontiformes...
Word Count : 1413
Last Update: 2024-04-24T18:53:26Z
Alexeyisaurus Hanosaurus Pomolispondylus Helveticosauridae? Saurosphargidae? Thalattosauria? Placodontiformes...
Word Count : 277
Last Update: 2024-01-06T06:38:04Z
Alexeyisaurus Hanosaurus Pomolispondylus Helveticosauridae? Saurosphargidae? Thalattosauria? Placodontiformes...
Word Count : 496
Last Update: 2024-05-21T06:25:36Z
Alexeyisaurus Hanosaurus Pomolispondylus Helveticosauridae? Saurosphargidae? Thalattosauria? Placodontiformes...
Word Count : 475
Last Update: 2024-05-08T16:27:50Z
Alexeyisaurus Hanosaurus Pomolispondylus Helveticosauridae? Saurosphargidae? Thalattosauria? Placodontiformes...
Word Count : 494
Last Update: 2024-05-24T02:01:57Z
Alexeyisaurus Hanosaurus Pomolispondylus Helveticosauridae? Saurosphargidae? Thalattosauria? Placodontiformes...
Word Count : 541
Last Update: 2024-05-24T01:59:23Z
Alexeyisaurus Hanosaurus Pomolispondylus Helveticosauridae? Saurosphargidae? Thalattosauria? Placodontiformes...
Word Count : 1528
Last Update: 2024-01-21T01:28:07Z
Alexeyisaurus Hanosaurus Pomolispondylus Helveticosauridae? Saurosphargidae? Thalattosauria? Placodontiformes...
Word Count : 482
Last Update: 2024-05-12T01:44:09Z
Alexeyisaurus Hanosaurus Pomolispondylus Helveticosauridae? Saurosphargidae? Thalattosauria? Placodontiformes...
Word Count : 510
Last Update: 2024-04-25T11:26:25Z
Alexeyisaurus Hanosaurus Pomolispondylus Helveticosauridae? Saurosphargidae? Thalattosauria? Placodontiformes...
Word Count : 1366
Last Update: 2024-04-08T02:50:40Z
Alexeyisaurus Hanosaurus Pomolispondylus Helveticosauridae? Saurosphargidae? Thalattosauria? Placodontiformes...
Word Count : 1885
Last Update: 2024-05-21T06:32:01Z
†Plesiosauria Clade: †Xenopsaria Family: †Elasmosauridae Cope, 1869 Genera †Alexeyisaurus ? †Callawayasaurus †Cimoliasaurus †Eromangasaurus †Fresnosaurus †Jucha...
Word Count : 3512
Last Update: 2024-03-31T20:15:18Z
Alexeyisaurus Hanosaurus Pomolispondylus Helveticosauridae? Saurosphargidae? Thalattosauria? Placodontiformes...
Word Count : 468
Last Update: 2024-05-26T14:04:19Z
Alexeyisaurus Hanosaurus Pomolispondylus Helveticosauridae? Saurosphargidae? Thalattosauria? Placodontiformes...
Word Count : 1325
Last Update: 2024-01-04T04:21:52Z
Alexeyisaurus Hanosaurus Pomolispondylus Helveticosauridae? Saurosphargidae? Thalattosauria? Placodontiformes...
Word Count : 477
Last Update: 2024-02-15T14:47:26Z
Alexeyisaurus Hanosaurus Pomolispondylus Helveticosauridae? Saurosphargidae? Thalattosauria? Placodontiformes...
Word Count : 448
Last Update: 2024-05-21T06:24:34Z
Alexeyisaurus Hanosaurus Pomolispondylus Helveticosauridae? Saurosphargidae? Thalattosauria? Placodontiformes...
Word Count : 820
Last Update: 2024-04-20T05:48:42Z
Alexeyisaurus Hanosaurus Pomolispondylus Helveticosauridae? Saurosphargidae? Thalattosauria? Placodontiformes...
Word Count : 588
Last Update: 2024-04-20T05:50:31Z
Alexeyisaurus Hanosaurus Pomolispondylus Helveticosauridae? Saurosphargidae? Thalattosauria? Placodontiformes...
Word Count : 608
Last Update: 2024-05-12T12:47:27Z
Alexeyisaurus Hanosaurus Pomolispondylus Helveticosauridae? Saurosphargidae? Thalattosauria? Placodontiformes...
Word Count : 1334