Primary type information:
Primary type material: holotype major worker. Primary type locality: U.S.A.: Arizona, Cochise County, 8 km. W Portal, Southwest Research Station (AMNH), 1650 m. (W.L. Brown). Primary type depository: MCZC.
Secondary type information:
Secondary type material: 1 paratype minor worker. Secondary type locality: same as for holotype. Secondary type depository: MCZC.
Details of paratype castes and their numbers are not given.