Type notes:
Material included: Kenya: E slope Mt Elgon, camp 1, st. 13, 2100 m. (R. Jeannel & P.A. Chappuis); 1 worker, deposited in NHMB (no type status).
As unavailable (infrasubspecific) name: Santschi, 1937a: 55.
Declared as unavailable (infrasubspecific) name: Bolton, 1995b: 152.