Formica gracilis Fabricius, 1804:405, sex not indicated.America meridionali (Mus. Dom. Lund, leg. Smidt). - As Pseudomyrma gracilis: - Buysson & Marshall, 1892du Buysson, R. & T.A. Marshall 1892. Voyage de M. E. Simon au Venezuela (Décembre 1887 - Avril 1888). Annales de la Société Entomoloqique de France 61:53-76, pls. 3-4. (distribution); Ashmead, 1900Ashmead, W.H. 1900. Report upon the aculeate Hymenoptera of the islands of St. Vincent and Grenada, with additions to the parasitic Hymenoptera and a list of the described Hymenoptera of the West Indies. Transactions of the Entomological Society of London pt. II:207-367. (distribution); Forel, 1909Forel, A. 1909. Ameisen aus Guatemala usw., Paraguay und Argentinien (Hym.). Deutsche Entomologische Zeitschrift 1909:239-269. (distribution); Wheeler, 1916Wheeler, W.M. 1916. Ants collected in British Guiana by the expedition of the American Museum of Natural History during 1911. Bulletin of the American Museum of Natural History 35:1-14. (distribution); Mann, 1922Mann, W.M. 1922. Ants from Honduras and Guatemala. Proceedings of the United States National Museum 61:1-54. (distribution). - As Pseudomyrmex gracilis: - Ruíz-Cancino & Coronado-Blanco, 2002Ruíz-Cancino, E. & J.M. Coronado-Blanco 2002. Artrópodos terrestres de los estados de Tamaulipas y Nuevo León, México. Serie Publicaciones Cientificas No. 4:1-376. (distribution); Starr & Hook, 2003Starr, C.K. & Hook, A.W. 2003. The aculeate Hymenoptera of Trinidad, West Indies. Occasional Papers o the Department of Life Sciences, University of the West Indies 12:1-31. (distribution); Fernández & Sendoya, 2004Fernández, F. & S. Sendoya 2004. List of Neotropical ants (Hymenoptera: Formicidae). Biota Colombiana 5 (1):3-93. (distribution); Perez-Gelabert, 2008Perez-Gelabert, D.E. 2008. Arthropods of Hispaniola (Dominican Republic and Haiti): A checklist and bibliography. Zootaxa 1831:1-530. (distribution); Ruíz-Cancino et al., 2010Ruíz-Cancino, E., D.R. Kasparyan, J.M. Coronado-Blanco, S.N. Myartseva, V.A. Trjapitzin, S.G. Hernández Aguilar & J. García Jiménez 2010. Himenópteros de la Reserva “El Cielo”, Tamaulipas, México. Dugesiana 17 (1):53-71. (distribution); Silvestre et al., 2014Silvestre, R., M.F. Demétrio, B.M. Trad, F. Varussa & O. Lima 2014. Diversity and distribution of Hymenoptera Aculeata in Midwestern Brazilian dry forests. In: Greer, F.E. (Ed.). Dry Forests. 29-80. (distribution); Galkowski, 2016Galkowski, C. 2016. Notes sur les fourmis de Guadeloupe (Hymenoptera, Formicidae). Bull. Soc. linn. Bordeaux 44 (1):25-36. (distribution); Soto-Cárdenas et al., 2019Soto-Cárdenas, M.A., M. Vásquez-Bolaños, I. Chairez-Hernández, M.M. Correa-Ramírez & J.L. Reyes-Muñoz 2019. Primer registro de Pseudomyrmex gracilis (Fabricius, 1804) (Hymenoptera: Formicidae: Pseudomyrmecinae) para Durango, México. Dugesiana 26 (1):13-14. (distribution); Perez-Gelabert, 2020Perez-Gelabert, D.E. 2020. Checklist, bibliography and quantitative data of the arthropods of Hispaniola. Zootaxa 4749:1-668. (distribution); Vanoye-Eligio et al., 2020Vanoye-Eligio, M., J.V. HortaVega, V. Vanoye-Eligio, M. Rosas-Mejía & L.J. Estrada Ramírez 2020. Review of Occurrence of Vespoidea (Hymenoptera) in the State of Campeche, Mexico. Journal of Entomological Science 55 (3):366-381. (distribution); Meurgey & Ramage, 2020Meurgey, F. & T. Ramage 2020. Challenging the Wallacean shortfall: A total assessment of insect diversity on Guadeloupe (French West Indies), a checklist and bibliography. Insecta Mundi 786:1-183. (distribution); AntWeb, 2023AntWeb 2023. Ants. . (distribution).
Pseudomyrma mexicana Roger, 1863:178 - As Pseudomyrmex gracilis mexicanus: - Ruíz-Cancino & Coronado-Blanco, 2002Ruíz-Cancino, E. & J.M. Coronado-Blanco 2002. Artrópodos terrestres de los estados de Tamaulipas y Nuevo León, México. Serie Publicaciones Cientificas No. 4:1-376. (distribution). - As Pseudomyrmex mexicanus: - Deyrup et al., 1988Deyrup, M., N. Carlin, J. Trager & G. Umphrey 1988. A review of the ants of the Florida Keys. The Florida Entomologist 71 (2):163-176. (distribution).