• Geognomicus in Myrmicinae, Meranoplini: Menozzi, 1924b: 220; Donisthorpe, 1943g: 647; Wheeler, 1935a: 7 (in key).
• Geognomicus as genus: Donisthorpe, 1943g: 647; Wheeler & Wheeler, 1985b: 257; Dlussky & Fedoseeva, 1988: 81.
• Geognomicus as junior synonym of Dicroaspis: Bolton, 1981a: 56; Hölldobler & Wilson, 1990: 13; Bolton, 1994: 106; Bolton, 1995b: 30; Bolton, 2003: 203.

Citations

• Bolton, B. 1981a. A revision of the ant genera Meranoplus F. Smith, Dicroaspis Emery and Calyptomyrmex Emery (Hymenoptera: Formicidae) in the Ethiopian zoogeographical region. Bulletin of the British Museum (Natural History). Entomology 42:43-81. PDF
• Bolton, B. 1994. Identification guide to the ant genera of the world. Cambridge, Mass.: Harvard University Press, 222 pp.
• Bolton, B. 1995b. A new general catalogue of the ants of the world. Cambridge, Mass.: Harvard University Press, 504 pp.
• Bolton, B. 2003. Synopsis and classification of Formicidae. Memoirs of the American Entomological Institute 71:1-370. PDF
• Dlussky, G. M.; Fedoseeva, E. B. 1988. Origin and early stages of evolution in ants. [In Russian.]. Pp. 70-144 in: Ponomarenko, A. G. (ed.) 1988. Cretaceous biocenotic crisis and insect evolution. [In Russian.]. Moskva: Nauka, 232 pp.
• Donisthorpe, H. 1943g. A list of the type-species of the genera and subgenera of the Formicidae. [part]. Annals and Magazine of Natural History (11)10:617-688.
• Hölldobler, B.; Wilson, E. O. 1990. The ants. Cambridge, Mass.: Harvard University Press, xii + 732 pp.
• Menozzi, C. 1924b. Alcune nuove formiche africane. [part]. Annali del Museo Civico di Storia Naturale "Giacomo Doria" 51:220-224. PDF
• Wheeler, G. C.; Wheeler, J. 1985b. A simplified conspectus of the Formicidae. Transactions of the American Entomological Society 111:255-264. PDF
• Wheeler, W. M. 1935a. Two new genera of myrmicine ants from Papua and the Philippines. Proceedings of the New England Zoological Club 15:1-9. PDF