Ojinaga Formation

The Ojinaga Formation is a Mesozoic geologic formation. Dinosaur remains are among the fossils that have been recovered from the formation, although none have yet been referred to a specific genus.

Vertebrate paleofauna

• Tylosaurus cf. (kansasensis) nepaeolicus

Invertebrate paleofauna

• Inoceramus sp.
• Globochaete alpina
• Favusella iltermanne
• Hedbergella sp.
• Sacoccoma sp.
• Rotalipora sp.
• Heterohelix sp.
• Leoblichaella cf. bentonensis
• Clavihedbergella sp.
• Mammites nodosides
• Collignomiceras chispaense
• Pryonocycloceras gabrielensis
• Texanites stangeri
• Texanites densicostatus
• Submortoniceras tequesquitense
• Inoceramus undulatuplicatus
• Placenticeras planum
• Eutrephoceras dekayi
• Eutrephoceras alcesense
• Baculites sp.
• Exogyra poderosa
• Exogyra erraticostata

See also

• List of dinosaur-bearing rock formations
• List of stratigraphic units with indeterminate dinosaur fossils

Footnotes

References

• Weishampel, David B.; Dodson, Peter; and Osmólska, Halszka (eds.): The Dinosauria, 2nd, Berkeley: University of California Press. 861 pp. .

External links