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Cranial anatomy of Thalassiodracon hawkinsii (Reptilia, Plesiosauria) from the Early Jurassic of Somerset, United Kingdom

Abstract:

The taxonomy and systematics of the earliest plesiosaurians is poorly resolved. This limits our understanding of the diversification of one of the most successful clades of secondarily aquatic tetrapods. Here we provide a robust diagnosis of Thalassiodracon hawkinsii from the Pre-planorbis Beds (Triassic-Jurassic boundary interval) of the United Kingdom, and suggest that at least two other, previously unrecognized plesiosaurians are present in the same deposits. Computed tomography of an exce...

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Authors


Benson, RBJ More by this author
Johnson, MR More by this author
Withers, PJ More by this author
Journal:
Journal of Vertebrate Paleontology
Volume:
31
Issue:
3
Pages:
562-574
Publication date:
2011-05-05
DOI:
EISSN:
1937-2809
ISSN:
0272-4634
URN:
uuid:3d497a0d-e05f-4113-b0b9-f74b255813fc
Source identifiers:
385478
Local pid:
pubs:385478
Language:
English

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