• Combination in †Formicium: Lutz, 1986: 187.
• In collective group name †Formicium: Archibald et al., 2011: 3681.
• Status as species: Burnham, 1979: 108; Lutz, 1986: 187; Lutz, 1990: 65; Bolton, 1995b: 206; Archibald et al., 2011: 3681; Katzke et al., 2018: 3.

Obsolete combinations

• †Eoponera berryi

Citations

• Archibald, S. B.; Johnson, K. R.; Mathewes, R. W.; Greenwood, D. R. 2011. Intercontinental dispersal of giant thermophilic ants across the Arctic during early Eocene hyperthermals. Proceedings of the Royal Society. Series B, Biological Sciences 278:3679-3686. PDF
• Bolton, B. 1995b. A new general catalogue of the ants of the world. Cambridge, Mass.: Harvard University Press, 504 pp.
• Burnham, L. 1979 ("1978"). Survey of social insects in the fossil record. Psyche (Cambridge) 85:85-133. PDF
• Carpenter, F. M. 1929. A fossil ant from the Lower Eocene (Wilcox) of Tennessee. Journal of the Washington Academy of Sciences 19:300-301. PDF
• Katzke, J.; Barden, P.; Dehon, M.; Michez, D.; Wappler, T. 2018. Giant ants and their shape: revealing relationships in the genus Titanomyrma with geometric morphometrics. PeerJ 6:36 pp. e4242. 10.7717/peerj.4242 PDF
• Lutz, H. 1986. Eine neue Unterfamilie der Formicidae (Insecta: Hymenoptera) aus dem mittel-eozänen Olschiefer der "Grube Messel" bei Darmstadt (Deutschland, S-Hessen). Senckenbergiana Lethaea 67:177-218. PDF
• Lutz, H. 1990. Systematische und palökologische Untersuchungen an Insekten aus dem Mittel-Eozän der Grube Messel bei Darmstadt. Courier Forschungsinstitut Senckenberg 124:1-165.