Primary type information:
Primary type material: holotype worker. Primary type locality: U.S.A: California, Pasadena, Devil’s Gate Dam, 20.ii.1938, 2-20-38, no. 1 (A. Mallis & J. Schwartz). Primary type depository: USNM.
Secondary type information:
Secondary type material: 15 paratype workers. Secondary type locality: 5 paratype workers with same data as holotype, 10 paratype workers with same data as holotype but 2-20-38, no. 2. Secondary type depositories: CASC, MCZC, USNM.