Species: anomala MOLNAR, 1974
Etymology: Latin, anomalous, "deviating from what is standard, normal, or expected."

Holotype: IGM (UNAM) 5307 (formerly LACM 20877)

Locality: Locality #7257, Arroyo del Rosario region of Baja California, Baja California State, Mexico.

Horizon: "La Bocana Roja Formation".

Biostratigraphy:

Age: Campanian Stage? Senoniain Subepoch, Gulf Epoch, Late Cretaceous.

Material: Quadrate, left frontal, fragment of maxilla, fragment of dentary, incomplete teeth, fragment of left ischium, fragments of pubis, right metatarsal II, pedal phalanx, and a chevron.

Skull after RIVERA-SYLVA & CARPENTER, 2014.