original description(ofJulus oliveirae Verhoeff, 1893)Verhoeff, K. W. (1893). Neue Diplopoden der portugiesischen Fauna [Schluss]. Zoologischer Anzeiger, 16(419): 161-169. Leipzig page(s): 161 [details]
additional sourceKime, R. D.; Enghoff, H. (2017). Atlas of European millipedes 2: Order Julida (Class Diplopoda). <em>European Journal of Taxonomy.</em> 346: 1–299., available online athttps://doi.org/10.5852/ejt.2017.346 page(s): 141 [details]
additional sourceAkkari, N.; Enghoff, H. (2017). Revision of the genus Ommatoiulus Latzel, 1884 (Julida, Diplopoda) in Portugal, with description of six new species. <em>European Journal of Taxonomy.</em> 295: 1-42., available online athttps://doi.org/10.5852/ejt.2017.295 page(s): 24-25, Fig. 17 [details]
additional sourceAkkari, N.; Gilgado, J. D.; Ortuño, V. M.; Enghoff, H. (2018). Out of the dark void: Ommatoiulus longicornis n. sp., a new julid from Spain (Diplopoda, Julida) with notes on some troglobiomorphic traits in millipedes. <em>Zootaxa.</em> 4420(3): 415-429., available online athttps://doi.org/10.11646/zootaxa.4420.3.7 page(s): table 2 [details]
new combination referenceVicente, M. C. (1985). Diplópodos epigeos de Cataluña, II (Julidos). EOS, Revista Espanola de Entomologia, 61: 321-350. Madrid page(s): 324; note: Ommatoiulus oliveirae [details]
Present Inaccurate Introduced: alien Containing type locality