Type notes:
Material included: Laos: Xiang Mouang, 6.i.1919 (V. de Salvaza); workers, deposited in NHMB, SIZK (no type status). Specimen: CASENT0917810.
[Also described as new by Santschi, 1924c: 99; unavailable (infrasubspecific) name.]
Declared as unavailable (infrasubspecific) name: Bolton, 1995b: 161.