Primary type information:
Primary type material: lectotype worker (by designation of Buren, 1968a: 29). Primary type locality: lectotype U.S.A.: District of Columbia, Brookland, ii.1893 (no collector’s name). Primary type depository: USNM.
Secondary type information:
Secondary type material: paralectotype workers (number not stated). Secondary type locality: same as for lectotype. Secondary type depositories: AMNH, MCZC, MSNG, USNM.