Primary type information:
Primary type material: holotype major worker. Primary type locality: U.S.A.: Nevada, Goldfield, 5800 ft, 17.x.1952 (W.S. Creighton). Type depositories: FMNH, LACM, MCZC, USNM.
Secondary type information:
Secondary type material: 36 paratype major workers, 135 paratype minor workers. Secondary type locality: same as for holotype. Type depositories: FMNH, LACM, MCZC, USNM.
Type notes:
Depository of holotype is not specified.