• †Usomyrma in Dolichoderinae, Leptomyrmecini, Leptomyrmex genus group: Dlussky et al., 2014: 937 (in text).
• †Usomyrma incertae sedis in Dolichoderinae: Boudinot et al., 2016: 667.

Citations

• Boudinot, B. E.; Probst, R. S.; Brandão, C. R. F.; Feitosa, R. M.; Ward, P. S. 2016. Out of the Neotropics: newly discovered relictual species sheds light on the biogeographical history of spider ants (Leptomyrmex, Dolichoderinae, Formicidae). Systematic Entomology 41:658-671. 10.1111/syen.12181 PDF
• Dlussky, G. M.; Radchenko, A. G.; Dubovikoff, D. 2014. A new enigmatic ant genus from late Eocene Danish amber and its evolutionary and zoogeographic significance. Acta Palaeontologica Polonica 59 (4):931-939. PDF