Taxonavigation

Taxonavigation: Plesiosauroidea 

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

Familia: †Elasmosauridae
Genus: †Callawayasaurus
Species: †C. colombiensis

Name

References

Primary references

  • Carpenter, K. 1999. Revision of North American elasmosaurs from the Cretaceous of the Western Interior. Paludicola 2(2): 148–173.
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