Arnold, 1917: 351 (diagnosis, South Africa species key); Wheeler, 1922: 194, 908 (diagnosis, Afrotropical catalogue); Emery, 1922c: 186 (Hagioxenus diagnosis, catalogue); Emery, 1924f: 289 (Rhoptromyrmex diagnosis, catalogue); Emery, 1924f: 290 (Rhoptromyrmex (Acidomyrmex) diagnosis, catalogue); Chapman & Capco, 1951: 173, 174 (Asia Acidomyrmex, Ireneela, Rhoptromyrmex checklists); Brown, 1964c: 11 (diagnosis, all species revision, key); Bolton, 1976: 298 (diagnosis, all species key); Taylor & Brown, 1985: 86 (Australia catalogue); Bolton, 1986a: 5 (diagnosis, review of genus, all species key); Taylor, 1987a: 67 (Australia checklist); Bolton, 1994: 106 (synoptic classification); Bolton, 1995a: 1052 (census); Bolton, 1995b: 377 (catalogue); Shattuck, 1999: 163 (Australia synopsis).
Extant: 0 valid species (14 obsolete combinations), 0 valid subspecies (12 obsolete combinations)