Full reference: T. D. A. Cockerell. 1908. Fossil Insects from Florissant, Colorado. Bulletin of the American Museum of Natural History 24:59-69
Sister taxa: none
Type specimen: AMNH Fl 18920, an exoskeleton (complete body). Its type locality is Florissant, Station 14, which is in a Chadronian lacustrine - large shale in the Florissant Formation of Colorado.
Ecology: fast-moving ground dwelling herbivore
Average measurements (in mm): body length 13.0