• [Misspelled as imbecillis by Emery, 1911e: 7]
• Combination in Sphinctomyrmex (Sphinctomyrmex): Emery, 1911e: 7
• Combination in Eusphinctus (Nothosphinctus): Wheeler, 1918a: 235
• Combination in Sphinctomyrmex: Brown, 1975: 33
• Combination in Zasphinctus: Borowiec, 2016: 243
• Subspecies of Zasphinctus froggatti: Emery, 1911e: 7.
• Status as species: Wheeler, 1918a: 235; Brown, 1975: 33, 76; Taylor & Brown, 1985: 50; Taylor, 1987a: 73; Bolton, 1995b: 392; Heterick, 2009: 131.
• Senior synonym of Zasphinctus brunnicornis: Brown, 1975: 33; Taylor & Brown, 1985: 50; Taylor, 1987a: 73; Bolton, 1995b: 392.
• Senior synonym of Zasphinctus fulvidus: Brown, 1975: 33; Taylor & Brown, 1985: 50; Taylor, 1987a: 73; Bolton, 1995b: 392.
• Senior synonym of Zasphinctus manni: Brown, 1975: 33; Taylor & Brown, 1985: 50; Taylor, 1987a: 73; Bolton, 1995b: 392.
• Senior synonym of Zasphinctus silaceus: Brown, 1975: 33; Taylor & Brown, 1985: 50; Taylor, 1987a: 73; Bolton, 1995b: 392.

Junior synonyms

• Zasphinctus brunnicornis (Clark, 1930)
  Obsolete combination(s): Sphinctomyrmex brunnicornis, Eusphinctus brunnicornis
• Zasphinctus fulvidus (Clark, 1924)
  Obsolete combination(s): Sphinctomyrmex fulvidus, Eusphinctus fulvidus
• Zasphinctus manni (Wheeler, 1918)
  Obsolete combination(s): Sphinctomyrmex manni, Eusphinctus manni
• Zasphinctus silaceus (Clark, 1924)
  Obsolete combination(s): Sphinctomyrmex silaceus, Eusphinctus silaceus

Obsolete combinations

• Sphinctomyrmex froggatti imbecilis
• Sphinctomyrmex imbecilis

Citations

• Bolton, B. 1995b. A new general catalogue of the ants of the world. Cambridge, Mass.: Harvard University Press, 504 pp.
• Borowiec, M. L. 2016. Generic revision of the ant subfamily Dorylinae (Hymenoptera, Formicidae). ZooKeys 608:1-280. 10.3897/zookeys.608.9427 PDF
• Brown, W. L., Jr. 1975. Contributions toward a reclassification of the Formicidae. V. Ponerinae, tribes Platythyreini, Cerapachyini, Cylindromyrmecini, Acanthostichini, and Aenictogitini. Search. Agriculture (Ithaca, New York) 5(1):1-115. PDF
• Emery, C. 1911e. Hymenoptera. Fam. Formicidae. Subfam. Ponerinae. Genera Insectorum 118:1-125. PDF
• Forel, A. 1907j. Formicidae. In: Michaelsen, W.; Hartmeyer, R. (eds.) 1907. Die Fauna Südwest-Australiens. Band I, Lieferung 7. Jena: Gustav Fischer, pp. 263-310. PDF
• Heterick, B. E. 2009. A guide to the ants of south-western Australia. Records of the Western Australian Museum Supplement 76:1-206. PDF
• Taylor, R. W. 1987a. A checklist of the ants of Australia, New Caledonia and New Zealand (Hymenoptera: Formicidae). CSIRO (Commonwealth Scientific and Industrial Research Organization) Division of Entomology Report 41:1-92. PDF
• Taylor, R. W.; Brown, D. R. 1985. Formicoidea. Zoological Catalogue of Australia 2:1-149, 306-348.
• Wheeler, W. M. 1918a. The Australian ants of the ponerine tribe Cerapachyini. Proceedings of the American Academy of Arts and Sciences 53:215-265. PDF