Primary type information:
Primary type material: lectotype worker (by designation of Hosoishi & Ogata, 2009a: 23). Primary type locality: lectotype Singapore: “Sing. 27” (A.R. Wallace). Primary type depository: OXUM.
Secondary type information:
Secondary type material: 4 paralectotype workers. Secondary type locality: paralectotypes with same data as lectotype, and paralectotypes Malaysia: Sarawak, “Sar.”, “Sar. 9” (A.R. Wallace). Secondary type depositories: BMNH, OXUM.
Type notes:Donisthorpe, 1932c: 450, cites 2 worker syntypes in OXUM; Hosoishi & Ogata, 2009a: 23, cite lectotype + 4 paralectotypes in OXUM; but original syntypes are 8 in number (5 in OXUM, 3 in BMNH) (Bolton (unpublished notes) 1978).