Monomorium micron Crawley, 1925 junior synonym of current valid taxon Monomorium sordidum Forel, 1902
Monomorium micron Crawley, 1925b: 593 (w.q.) AUSTRALIA (Western Australia). Australasia.
Primary type information: Type-material: lectotype worker (by designation of Heterick, 2005: 151). Type-locality: lectotype Australia: Western Australia, no. 211 (J. Clark). Type-depository: OXUM. Secondary type information: Type-material: 1 paralectotype queen. Type-locality: same as for lectotype.
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