• †Protoformica in Formicinae, Formicini: Dlussky & Fedoseeva, 1988: 77; all subsequent authors.
• †Protoformica as genus: Dlussky & Fedoseeva, 1988: 77; Bolton, 1994: 50.

Citations

• 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.
• Dlussky, G. M. 1967b. Ants of the genus Formica from the Baltic amber. [In Russian.]. Paleontologicheskii Zhurnal 1967(2):80-89. PDF
• Dlussky, G. M. 2008a. Ants of the tribe Formicini (Hymenoptera, Formicidae) from late Eocene amber of Europe. [In Russian.]. Paleontologicheskii Zhurnal 2008 (5):45-59. 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.