Opisthias

Opisthias
Opisthias
Temporal range: Late Jurassic
Scientific classification
Kingdom: Animalia
Phylum: Chordata
Subphylum: Vertebrata
Class: Reptilia
Subclass: Diapsida
Infraclass: Lepidosauria
Order: Sphenodontia
(unranked): Opisthodontia
Genus: Opisthias
Species
  • O. rarus † (type) Gilmore, 1905[1]

Opisthias is a Late Jurassic genus of sphenodont reptile from the Morrison Formation of western North America,[2] present in stratigraphic zones 2 and 4-6.[3]

Distribution

Opisthias was from the  United States (Colorado, Utah, and Wyoming).[1]

See also

References

  1. ^ a b http://paleobackup.nceas.ucsb.edu:8090/cgi-bin/bridge.pl
  2. ^ Foster, J. (2007). "Table 2.1: Fossil Vertebrates of the Morrison Formation." Jurassic West: The Dinosaurs of the Morrison Formation and Their World. Indiana University Press. pp. 58-59.
  3. ^ Foster, J. (2007). "Appendix." Jurassic West: The Dinosaurs of the Morrison Formation and Their World. Indiana University Press. pp. 327-329.



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