Monomorium sordidum

Distribution
This taxon was described from Australia.

Nomenclature

 *  sordidum. Monomorium sordidum Forel, 1902h: 443 (w.) AUSTRALIA. Heterick, 2001: 413 (q.m.). Combination in Chelaner: Ettershank, 1966: 97; in Monomorium: Taylor, 1987b: 4. Senior synonym of foreli, micron, nigriventris, squamigena, tostum: Heterick, 2001: 412.
 * nigriventris. Monomorium sordidum var. nigriventris Forel, 1910b: 29 (w.q.) AUSTRALIA. Combination in Chelaner: Ettershank, 1966: 97; in Monomorium: Taylor, 1987b: 4. Subspecies of sordidum: Taylor & Brown, D.R. 1985: 59. Junior synonym of sordidum: Heterick, 2001: 412.
 * foreli. Monomorium (Holcomyrmex) foreli Viehmeyer, 1914b: 32 (w.) AUSTRALIA. Combination in Chelaner: Ettershank, 1966: 97; in Monomorium: Taylor, 1987b: 2. Junior synonym of sordidum: Heterick, 2001: 412.
 * tostum. Monomorium rothsteini var. tostum Wheeler, W.M. 1915g: 806 (w.) AUSTRALIA. Combination in Chelaner: Ettershank, 1966: 97; in Monomorium: Taylor, 1987b: 3. Subspecies of rothsteini: Taylor & Brown, D.R. 1985: 58. Junior synonym of sordidum: Heterick, 2001: 412.
 * micron. Monomorium micron Crawley, 1925b: 593 (w.q.) AUSTRALIA. Junior synonym of sordidum: Heterick, 2001: 412.
 * squamigena. Monomorium rothsteini var. squamigena Viehmeyer, 1925a: 28 (w.) AUSTRALIA. Combination in Chelaner: Ettershank, 1966: 97; in Monomorium: Taylor, 1987b: 3. Subspecies of rothsteini: Taylor & Brown, D.R. 1985: 58. Junior synonym of sordidum: Heterick, 2001: 412.