Primary type information:
Primary type material: syntype workers (number not stated). Primary type locality: Vietnam (“Cochinchine”): Dalah, 1917 (Bouvard). Primary type depository: NHMB.
Type notes:Baroni Urbani, 1977e: 74, and Shattuck, 1994: 41, cite 3 worker syntypes in NHMB.