Species: pennsylvanicus COLBERT, 1960
Etymology: In reference to the state of Pennsylvania, where the specimen was found.
Holotype: North Museum No. 2321, AMNH 7601 cast.
Locality: Near Bowmansville, Lancaster County, Pennsylvania.
Horizon: Brunswick Formation, Newark Supergroup.
Age: Carnian Stage, Early Late Triassic Epoch, Late Triassic.
Material: Fragmentary skull and fragmentary skeleton.
Note: Possibly a Rhynchosaurinae (BAIRD, 1986)