Full reference: S. B. Archibald, S. P. Cover, and C. S. Moreau. 2006. Bulldog Ants of the Eocene Okanagan Highlands and History of the Subfamily (Hymenoptera: Formicidae: Myrmeciinae). Annals of the Entomological Society of America 99(3):487-523
Type specimen: 2003.2.8CDM032, an exoskeleton (queen body without head but with wing). Its type locality is McAbee (collection of University College of the Cariboo), which is in a Ypresian lacustrine - large mudstone in Canada.
Average measurements (in mm): body length 23.0, forewing 17.0 x 4.5