Species: Nova WEEGE, & SCHUMDE, 1996

Holotype: CJW 295

Locality: Meilyn Quarry, Medicine Bow Anticline (also called Flat top Anticline), Carbon County, Wyoming.

Horizon: Lower Salt Wash Member, Morrison Formation.

Biostratigraphy: Zone 2.

Age: Comobluffian age, Kimmeridgian Stage, uppermost Malm Epoch, Late Jurassic.

Material: Fragmentary skull and fragmentary skeleton.

PINEGAR, LOEWEN, CLOWARD, HUNTER & WEEGE, 2003

Juvenile skeleton with skin impressions.