Synonymy

• Brachydirus simplex Sharp 1876: 112 [original combination]
  • Nordus simplex — Frank, 1982: 37

Primary references

• Sharp, D. 1876. Contribution to an insect fauna of the Amazon Valley. Coleoptera – Staphylinidae. Transactions of the Entomological Society of London 1876: 27–424. BHL Reference page.  [original description: p. 112]

Additional references

• Asenjo, A., Irmler, U., Klimaszewski, J., Herman, L.H. & Chandler, D.S. 2013. A complete checklist with new records and geographical distribution of the rove beetles (Coleoptera, Staphylinidae) of Brazil. Insecta mundi 0277: 1–419. Full article (PDF).Reference page.  [distribution, locality records: p. 336]

• Chatzimanolis, S. 2004. A revision of the neotropical genus Nordus Blackwelder (Coleoptera: Staphylinidae: Xanthopygina). Entomologische Abhandlungen 62(1): 3–64. PDF Reference page.  [lectotype, material, redescription, diagnosis, distribution, remarks: p. 36, figs. 41, 89, 116, 226–229]

• Herman, L.H. 2001. Catalog of the Staphylinidae (Insecta: Coleoptera). 1758 to the end of the second millennium. VI. Staphylinine group (Part 3). Staphylininae: Staphylinini (Quediina, Staphylinina, Tanygnathinina, Xanthopygina), Xantholinini. Staphylinidae incertae sedis. Fossils, Protactinae†. Bulletin of the American Museum of Natural History 265: 3021–3840. Handle Reference page.  [mentions, distribution: p 3581]