Primary type information:
Primary type material: lectotype worker (by designation of Francoeur, 1973: 141). Primary type locality: lectotype U.S.A.: Washington, Olympia (T. Kincaid). Primary type depository: MCZC.
Secondary type information:
Secondary type material: 11 paralectotype workers. Secondary type locality: same as for lectotype. Secondary type depositories: AMNH, MCZC, USNM.