Polyrhachis (Aulacomyrma) umboi Kohout, 2007c: 211, figs. 38, 41, 44 (w.) NEW GUINEA (Papua New Guinea). Australasia.

Primary type information: Primary type material: holotype worker. Primary type locality: Papua New Guinea: Umboi I., 1 km. N Awelkom, 600 m., 21-28.ii.1967 (G.A. Samuelson). Primary type depository: MCZC.