Iridomyrmex angustus Stitz, 1911a: 369, fig. 15 (w.) NEW GUINEA (Papua New Guinea). Australasia.

Primary type information: Primary type material: syntype workers (number not stated; "a few"). Primary type locality: Papua New Guinea (“Kaiser-Wilhelmsland”): (no further data) (Lauterbach). Primary type depository: MNHU.