Genus: Trinacromerum non CRAGIN, 1888

Species: plicatus (LEIDY, 1865) (nomen dubium)
Etymology:
= Piratosaurus plicatus LEIDY, 1865 (nomen dubium)

Holotype: USNM 1000

Locality: Red River Settlement, 50 miles south of Selkirk Settlement, Red River, Manitoba Province, Canada.

Horizon:

Biostratigraphy:

Age: Santonian Stage, Senonian Subepoch, Lower Gulf Epoch, Late Cretaceous.

Material: Tooth.
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