Holotype: NMMNH P-3018
Locality: Near Lamy, SW 1/4, NW 1/4, SE 1/4, sec. 2, T14N, R10E, Santa Fe County, New Mexico.
Horizon: Los Esteros Member, Santa Rosa Formation.
Biostratigraphy:
Age: Adamanian, Latest Carnian Stage, Late Triassic Epoch, Late Triassic.
Material: Proximal end of a right femur.