Iridomyrmex anceps watsonii Forel, 1895 junior synonym of current valid taxon Iridomyrmex anceps (Roger, 1863)
Iridomyrmex anceps var. watsonii Forel, 1895f: 468 (diagnosis in key) (w.) MYANMAR. Indomalaya.
Primary type information: Primary type material: syntype workers (number not stated). Primary type locality: Myanmar (“Upper Burma”): (no further data) (Watson). Primary type depositories: MHNG, NHMB. Type notes: 1) Shattuck, 1994: 100, cites 7 worker syntypes. 2) Heterick & Shattuck, 2011: 42, also include 1 syntype queen, but this caste is not mentioned in the original description.