Feitosa et al. 2012, p. 8 Feitosa, R. M.; Brandão, C. R. F.; Fernández, F.; Delabie, J. C. H. (2012), "The Ant Genus Sphinctomyrmex Mayr (Hymenoptera, Formicidae, Cerapachyinae) in the Neotropical Region, with the Description of Two New Species", Psyche: A Journal of Entomology, 2012: 1–9, doi:10.1155/2012/342623
Feitosa et al. 2012, p. 5 Feitosa, R. M.; Brandão, C. R. F.; Fernández, F.; Delabie, J. C. H. (2012), "The Ant Genus Sphinctomyrmex Mayr (Hymenoptera, Formicidae, Cerapachyinae) in the Neotropical Region, with the Description of Two New Species", Psyche: A Journal of Entomology, 2012: 1–9, doi:10.1155/2012/342623
Feitosa et al. 2012, p. 7 Feitosa, R. M.; Brandão, C. R. F.; Fernández, F.; Delabie, J. C. H. (2012), "The Ant Genus Sphinctomyrmex Mayr (Hymenoptera, Formicidae, Cerapachyinae) in the Neotropical Region, with the Description of Two New Species", Psyche: A Journal of Entomology, 2012: 1–9, doi:10.1155/2012/342623