Primary type information:
Primary type material: lectotype worker (by designation of Longino, 2003a: 50). Primary type locality: lectotype Ecuador: Galapagos Is, Chatham I. (= San Cristobal I.), 17.iv.1932 (M. Willows). Primary type depository: CASC.
Secondary type information:
Secondary type material: 9 paralectotype workers. Secondary type locality: same as for lectotype. Secondary type depositories: CASC, MCZC.