Species: Nova? MEYER, FREY, THURING, ETTER & STINNESBECK, 2005

Holotype:

Locality: Private Ranch Santa Helena, 6 km to the north of the village of Melchor Muzquiz, N 27°54'47.7", W 101°34'20.8", Coahuila State, Mexico.

Horizon: Olmos Formation.

Biostratigraphy:

Age: Campanian Stage, Senonian Subepoch, Gulf Epoch, Late Cretaceous.

Number: Not given: Skeleton.