Primary type information:
Primary type material: lectotype worker (by designation of Wilson, 1955a: 129). Primary type locality: lectotype U.S.A.: California, Yosemite Village, 4000 ft (W.M. Wheeler). Primary type depository: MCZC.
Secondary type information:
Secondary type material: paralectotype workers (number not stated). Secondary type locality: same as for lectotype. Secondary type depositories: AMNH, LACM, MCZC.