Primary type information:
Primary type material: lectotype minor worker (by designation of Bolton, 1977: 94). Primary type locality: Guinea: (no further data) (Dr Isert). Primary type depository: ZMUC.
Secondary type information:
Secondary type material: 5 paralectotype minor workers. Secondary type locality: same as for lectotype. Secondary type depository: ZMUC.
According to Zimsen, 1964: 425, there are also 3 specimens in ZMUK.