Genus: Klastomycter REISZ, ROWE & BEVITT, 2024
Etymology: Greek, klasto, "broken", and Greek, mycter, "nostril".

Species: conodentatus REISZ, ROWE & BEVITT, 2024
Etymology: Greek, cono, "conical" and Greek, dentatus, "tooth".

Holotype: BMRP2008.3.3

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: Partial skull excluding mandible.