Crematogaster (Orthocrema) minutissima subsp. thoracica Creighton, 1939b: 138 (w.) U.S.A. (Arizona). Nearctic.

Primary type information: Primary type material: holotype worker. Primary type locality: U.S.A.: Arizona, Huachuca Mts, Miller Canyon [31°25′N 110°16′W], 6000 ft (W.M. Mann). Primary type depository: MCZC. Primary type specimen: MCZ-ENT23667. Secondary type information: Secondary type material: paratype workers (number not stated, “a series”). Secondary type locality: same as for holotype. Secondary type depositories: AMNH, LACM, MCZC.