Trinacromerum bentonianum

Taxonavigation

Taxonavigation: Cryptoclidoidea 

Superregnum: Eukaryota
Regnum: Animalia
Subregnum: Eumetazoa
Cladus: Bilateria
Cladus: Nephrozoa
Superphylum: Deuterostomia
Phylum: Chordata
Cladus: Craniata
Subphylum: Vertebrata
Infraphylum: Gnathostomata
Superclassis: Tetrapoda
Cladus: Reptiliomorpha
Cladus: Amniota
Classis: Reptilia
Cladus: Eureptilia
Cladus: Romeriida
Subclassis: Diapsida
Cladus: Sauria
Division: Archelosauria
Division: Pan-Testudines
Superordo: †Sauropterygia
Ordo: Plesiosauria
Subordo: Plesiosauroidea
Superfamilia: Cryptoclidoidea

Familia: †Polycotylidae
Genera: Ceraumasaurus – Dolichorhynchops – Edgarosaurus – Georgiasaurus – Manemergus – Plesiopleurodon – Polycotylus – Procotylus – Sulcusuchus – Thililua – Trinacromerum

Name

Polycotylidae Williston, 1908

References

  • O'Keefe, F.R. & Street, H.P. 2009; "Osteology of the Cryptocleidoid Plesiosaur Tatenectes laramiensis, with Comments on the Taxonomic Status of the Cimoliasauridae" Journal of Vertebrate Paleontology 29 (1):48–57

Vernacular names

中文: 雙臼椎龍科
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