Primary type information:
Primary type material: lectotype worker (by designation of Francoeur, 1973: 107). Primary type locality: lectotype U.S.A.: California, San Francisco (Schaufuss) (by restriction of Wheeler, 1913i: 534). Primary type depositories: NHMW.
Secondary type information:
Secondary type material: 13 paralectotype workers, 2 paralectotype queens. Secondary type locality: same as for lectotype. Secondary type depositories: AFPC, MSNG, NHMW.
Other original syntype localities: U.S.A.: Connecticut, Colorado (no further data).