original description
Verhoeff, K. W. (1905). Anmerkungen zu den Tafelwerken von C. L. Koch, die Myriapoden und A. Berlese (F. Silvestri) Acari, Miriapodi e Scorpioni italiani. Zur Klärung einiger Diplopoden-Gruppen und über einen neuen Iuliden. Notizen zu einigen neueren Arbeiten von C. Attems .... Zoologischer Anzeiger, 29: 497-514, available online at https://www.biodiversitylibrary.org/partpdf/24508
page(s): 501; note: replacement name of Julus occultus Verhoeff, 1893 proccupied by Julus occultus C. L. Koch, 1847 [details]
additional source
Read, H. J. (1989). The Cylindroiulus perforatus-group, with the description of a new species and notes on variation within C. perforatus Verhoeff, 1905 (Diplopoda, Julida: Julidae). Entomologica Scandinavica, 20(2): 243-249
page(s): 245 [details]
additional source
Kime, 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 at https://doi.org/10.5852/ejt.2017.346
page(s): 67 [details]
additional source
Attems, C. M. T. Graf von (1927). Über palaearktische Diplopoden. Archiv für Naturgeschichte, 92(1-2): 1-256. Berlin
page(s): 203; note: description of species [details]
additional source
Mauriès, J.-P. (1964). Sur quelques Diplopodes de la Péninsule Ibérique (2e note). Bulletin de la Société d'histoire naturelle de Toulouse, 99: 425-443. Toulouse, available online at https://gallica.bnf.fr/ark:/12148/bpt6k6556182v/f139.item
page(s): 440 [details]
From editor or global species database