Primary type information:
Primary type material: holotype worker (sole surviving syntype). Primary type locality: Malaysia: Malacca, “21 MAL.” (A.R. Wallace). Primary type depository: OXUM.
Type notes:
1) Donisthorpe, 1932c: 451, cites 1 worker in OXUM; confirmed by Bolton (unpublished notes) 1978. 2) Originally 2 worker syntypes as Smith, 1857a says “I have seen only two individuals”, but one has obviously been lost or destroyed in the past.