Genus: Tetraceratops MATTHEW, 1908
Etymology: Greek, tetras, four, Greek, kerat (keras) and Greek, ops, face: Four horn face.

Species: insignis MATTHEW, 1908908

Holotype: AMNH 4526

Locality: Big Wichita River, Baylor County, Texas.

Horizon: Arroyo Formation, Lower Clear Fork Group.

Biostratigraphy: Land-vertebrate faunachron lower D.

Age: Middle Leonardian stage, upper Rotliegendes, Early Permian.

Material: Skull missing anterior end and dentary.