• [Unresolved junior primary homonym of Lasiophanes strenua Haliday, 1836 (Bolton, 1995b: 204).]
• Subspecies of Formica sanguinea: Ceballos, 1956: 320.
• Junior synonym of Formica sanguinea: Dlussky, 1965a: 16; Dlussky, 1967a: 97; Collingwood, 1979: 74; Bolton, 1995b: 204; Radchenko, 2016: 292.

Citations

• Bolton, B. 1995b. A new general catalogue of the ants of the world. Cambridge, Mass.: Harvard University Press, 504 pp.
• Ceballos, G. 1956. Catálogo de los Himenópteros de España. Madrid: Instituto Español de Entomología, 554 pp.
• Collingwood, C. A. 1979. The Formicidae (Hymenoptera) of Fennoscandia and Denmark. Fauna Entomologica Scandinavica 8:1-174. PDF
• Dlussky, G. M. 1965a. Ants of the genus Formica L. of Mongolia and northeast Tibet (Hymenoptera, Formicidae). Annales Zoologici (Warsaw) 23:15-43. PDF
• Dlussky, G. M. 1967a. Ants of the genus Formica (Hymenoptera, Formicidae, g. Formica). [In Russian.]. Moskva: Nauka Publishing House, 236 pp. PDF
• Radchenko, A. G. 2016. Ants (Hymenoptera, Formicidae) of Ukraine. National Academy of Sciences of Ukraine. Kiev: I. I. Schmalhausen Institute of Zoology, 496 pp.
• Santschi, F. 1925g. Fourmis d'Espagne et autres espèces paléarctiques (Hymenopt.). EOS. Revista Española de Entomología 1:339-360. PDF