Iridomyrmex riograndensis Borgmeier, 1928: 64, w.

Current status: junior synonym of Linepithema humile (Mayr, 1868): 164. Synonymy: Wild 2004: 1207.

Type locality(-ies): “ Neu Wuertemberg (Rio Grande do Sul), E. Garbe leg. X, 1914 ”.

Original Karawajew labels: 2 w (damaged), “ Brésil. Rio / Grande do Sul / (Luederwold)”, “185. Coll. / Karavaievi”, “ Iridomyrmex / riograndensis / Luederwold, Typus”, “ Paratypus / Iridomyrmex / riograndensis Luederwald ”, “ Linepithema / riograndense / det. D. Duboviloff, 2008”.

Material: SYNTYPES, 2 w (damaged) (CASENT0917109) (Box 27).