Judson, M. L. I. (2012). Nomenclatural problems associated with the generic names Obisium Leach, 1814, Blothrus Schiödte, 1847 and Neobisium Chamberlin, 1930 (Arachnida: Chelonethi). Zootaxa, 3475(1), 21–35. https://doi.org/10.11646/zootaxa.3475.1.2