= cf. Socognathus sp WICK & SHILLER II, 2020

Locality: Lowerverse site (TMM 45947), approximately 15 km north of Terlingua, private land just west of Big Bend National Park, Brewster County, Texas.

Horizon: Middle of the lower Shale Member, Aguja Formation.

Biostratigraphy:

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

Material:

TMM 45947-520, 521, 523, 537, 538, 539: 5 isoalted crowns and 1 complete tooth.

aff. Socognathus WICK & SHILLER II, 2020

TMM 49547-522: Large, isolated crown.