Locality: Fort Sill, OMNH Locality V51, Dolese Brothers limestone quarry at Richards Spur, Fissure Fills, just west of U.S. Highways 62 & 281, 10.5 miles south of Apache, 6 miles north of Fort Sill, SW 1/2, Sec. 31, T4N, R11W, Comanche County, Oklahoma.

Horizon: Willington Formation (Garber Formation), Summer Group, Arbuckle limestone, (Probably equivalent to the Arroyo Formation of Texas).

Biostratigraphy:

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

Material:

OMNH 56871: Frontal and postfrontal.

OMNH 56872a, 56873: Premaxillary incisor teeth.

OMNH 56875, 56872b: Cheek teeth.

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HARRIS, LUCAS, BERMAN & HENRICI, 2004

Locality: NMMNH Locality 3426, Lucero uplift, Carrizo Arroyo, Valencia County, New Mexico.

Horizon: Red Tanks Member, Bursum Formation.

Biostratigraphy:

Age: Upper Virgilian, upper Stephanian, Upper Silesian Series, Gzelian Epoch, Late Pennsylvanian (Late Carboniferous).

Material:

NMMNH P-35751: Partial skull and braincase.