Primary type information:
Primary type material: holotype worker. Primary type locality: U.S.A.: Arizona, Cameron (M. Romaine). Primary type depository: LACM.
Secondary type information:
Secondary type material: 53 paratype workers. Secondary type locality: same as for holotype. Secondary type depositories: AMNH, LACM, MCZC, OSUC, USNM.
Type notes:Snelling, 1976: 80, adds that specimen data labels read “57 mi. N Cameron, Ariz., 5/15/32 M. Romaine”.