Primary type information:
Primary type material: 2 syntype major workers, 2 syntype minor workers (on a single card). Primary type locality: Indonesia: Bachian (= Bacan I.), “Bac.2” (A.R. Wallace). Primary type depository: OXUM.
Type notes:Donisthorpe, 1932c: 464, cites 2 major workers, 2 minor workers in OXUM; confirmed by Bolton (unpublished notes) 1978.