Species: megalops WILLISTON, 1915
Etymology:

Holotype: FMNH (UC) 691

Locality: Mitchell Creek, northeast of Maybelle, Baylor County, Texas.

Horizon: Lower to middle Waggoner Ranch Formation (formerly Clyde Formation, upper Wichita Group) Upper Wichita Group.

Biostratigraphy: Land-vertebrate faunachron lower to middle C.

Age: Lower Leonardian Stage, Lower Rotliegendes Epoch, Early Permian.

Material: Skull and lower jaw.

After MODESTO, 1994

After MODESTO, 1994