Primary type information:
Primary type material: lectotype worker (by designation of Seifert, 1994a: 38). Primary type locality: lectotype Switzerland: Zürich (A. Forel). Primary type depository: ISNB.
Secondary type information:
Secondary type material: 2 paralectotype workers. Secondary type locality: France: Grande Chartreuse (Le François). Secondary type depository: ISNB.
Type notes:
Original syntype series also included males.