Species: leuppensis THIESSEN (nomen nudum) (in press)
Etymology: In reference to the Leupp quarry, Cocconino County, Arizona.
Holotype:
Locality: Leupp quarry, Cocconino County, Arizona.
Horizon: Wupatki Member, Lower Moenkopi Formation.
Biostratigraphy:
Age: Spathian Stage, Upper Early Triassic Epoch, Early Triassic.
Material: Several skeletons.