Reptile Evolution
 
Vertebrata
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Tetrapoda
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Temnospondyli
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Lepidosauromorpha
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Lepidosauria
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Fenestrasauria • Pterosauria
Protosquamata
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Stereosternum
Stereosternum juvenile and adult
Three mesosaur holotypes

Andrews CW 1910. Descriptive Catalogue of the Marine Reptiles of the Oxford Clay, British Museum. (Natural History) Part 1:1-205.

Carroll RL 1988. Vertebrate paleontology and evolution. New York: W. H. Freeman & Co.

Cope ED 1886. A contribution to the vertebrate paleontology of Brazil. Stereosternum tumidum, gen. et sp. nov. Proceedings of the American Philosophical Society 23 (121):1-21.

Jiang D-Y, Rieppel O, Motani R, Hao W-C, Sun Y-I, Schmitz L and Sun Z-Y. 2008. A new middle Triassic eosauropterygian (Reptilia, Sauropterygia) from southwestern China. Journal of Vertebrate Paleontology 28:1055–1062.

Laurin M and Reisz R 1995. A reevaluation of early amniote phylogeny. Zoological Journal of the Linnean Society, 113: 165–223.

Maisch MW 2010. Phylogeny, systematics, and origin of the Ichthyosauri - the state of the art. Palaeodiversity 3: 151–214.

Modesto SP 1999. Observations on the structure of the Early Permian reptile Stereosternum tumidum Cope. Palaeontol. Afr. 35, 7–19.

Piñeiro G, Ferigolo J, Mones A and Demarco PN 2021. Mesosaur taxonomy reappraisal: Are Stereosternum and Brazilosaurus valid taxa? Revista Brasileira de Paleontologia 24(3):205–235. A Journal of the Brazilian Society of Paleontology.

Shikama T and Ozaki H 1966. On a Reptilian Skeleton from the Palaeozoic Formation of San Paulo, Brazil. Transactions and Proceedings of the Palaeontological Society of Japan. New Series. 64: 351–358.

Vieira PC, Mezzalira S, Ferreira FJF 1991. Mesossaurídeo (Stereosternum Tumidum) e crustáceo (Liocaris Huenei) no Membro Assistência da Formação Irati (P) nos municípios
de Jataí e Montevidiu, estado de Goiás. Revista Brasileira de Geociências, 21:224-235.

Wu X-C, Cheng Y-N, Li C, Zhao L-J and Sato T 2011. New Information on Wumengosaurus delicatomandibularis Jiang et al., 2008, (Diapsida: Sauropterygia), with a Revision of the Osteology and Phylogeny of the Taxon. Journal of Vertebrate Paleontology 31(1):70–83.

wiki/Stereosternum
wiki/Brazilosaurus

 
Marine Younginiformes
Galesphyrus
Claudiosaurus
 
Enaliosauria
Anarosaurus
 
Parapachypleurosauria
Luopingosaurus
 
Mesosauria
PIMUZ-A-III-0192
SMF R 4710
Stereosternum
Mesosaurus
 
Ichthyopterygia
Wumengosaurus
Hupehsuchus
Utatsusaurus
Ichthyosaurs
 
Thalattosauriformes
Serpianosaurus
Askeptosaurus
 
Placodontia
Palatodonta
Paraplacodus
 
Sauropterygia
Pachypleurosaurus
Qianxisaurus

 

 

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