Plagiolepis flavidula Roger, 1863:162 - Roger, 1863Roger, J. 1863. Die neu aufgeführten Gattungen und Arten meines Formiciden-Verzeichnisses nebst Ergänzung einiger früher gegebenen Beschreibungen. Berliner Entomologische Zeitschrift 7:131-214. (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); Wheeler, 1905Wheeler, W.M. 1905. The ants of the Bahamas, with a list of the known West Indian species. Bulletin of the American Museum of Natural History 21:79-135. (distribution); Wheeler, 1913Wheeler, W.M. 1913. The ants of Cuba. Bulletin of the Museum of Comparative Zoology LIV (17):477-505. (distribution); Alayo, 1973Alayo, P.D. 1973. Catálogo de los Himenopteros de Cuba. Instituto Cubano del libro, La Habana. 1-218. (distribution). - As Brachymyrmex flavidulus: - Fontenla & Alfonso-Simonetti, 2018Fontenla, J.L. & J. Alfonso-Simonetti 2018. Classification of cuban ants (Hymenoptera: Formicidae) into functional groups. Poeyana 506:21-30. (distribution); AntWeb, 2023AntWeb 2023. Ants. . (distribution).