Primary type information:
Primary type material: lectotype major worker (by designation of Snelling, 1970: 396 (in text)). Primary type locality: lectotype U.S.A.: California, Los Angeles County, San Gabriel Range, nr Pasadena (W.M. Wheeler) (by restriction of Snelling, 1970: 391 (in text)). Primary type depository: MCZC.
Secondary type information:
Secondary type material: paralectotype major and minor workers, paralectotype males (numbers not stated). Secondary type locality: same as for lectotype. Secondary type depositories: AMNH, LACM, MCZC, USNM.
Other original syntype locality: California, Los Angeles County, Claremont (W.M. Wheeler).