Genus: Orovenator REISZ, MODESTO & SCOTT, 2011
Etymology: The generic name is from Classical Greek, Oro, "mountian"; alluding to the Richards Spur locality, which is Latin, venator, "hunter."

Species: mayorum REISZ, MODESTO & SCOTT, 2011
Etymology: In honor of Bill and Julie May of Norman, Oklahoma, USA, for thier contributions to paleontology of Oklahoma.

Holotype: OMNH 74606

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

Biostratigraphy:

Age: Artinskian Stage, Late Cisuralian Epoch (Lower Rotliegendes Epoch), Early Permian.

Material: A partial skull preserving the snout, parasbasiphenoid, palate and mandible.

Referred material:

OMNH 74607: A partial skull preserving most of skull roof, palatal elements and vertebrae.