PaleoDB taxon number: 155322
Full reference: E. Hitchcock. 1862. Supplement to the Ichnology of New England. Proceedings of the American Academy of Arts and Sciences 6:84-95
Type specimen: AC 47/53, a footprint. Its type locality is Lily Pond Quarry, Gill, which is in a Hettangian fluvial-lacustrine shale/sandstone in the Turners Falls Formation of Massachusetts.