Primary type information:
Primary type material: syntype workers (number not stated). Primary type locality: Malaysia: Borneo, Sarawak (A.R. Wallace). Primary type depository: BMNH.
Type notes:
1) Bolton (unpublished notes) 1978, failed to find any material of this taxon in OXUM. 2) The original description implies the existence of several syntypes. 3) Earlier Bingham, 1903: 358, and Donisthorpe, 1932c: 445, had said that the “type” was in BMNH.