Iridomyrmex pordescens Wheeler, 1942: 214 (w.) COSTA RICA. Neotropic.

Primary type information: Primary type material: lectotype worker (by designation of Wild, 2007a: 29). Primary type locality: lectotype Costa Rica: nr San José, 1.xii.1911 (W.M. Wheeler). Primary type depository: MCZC. Secondary type information: Secondary type material: 8 paralectotype workers. Secondary type locality: same as for lectotype. Secondary type depositories: MCZC, USNM. Type notes: 1) Original description cites 14 worker syntypes. 2) Shattuck, 1994: 127, cites 13 worker syntypes (10 MCZC, 3 USNM).