G. Pilato, V. D’urso, and O. Lisi, “Ramazzottius thulini (Pilato, 1970) bona species and description of Ramazzottius libycus sp. nov. (Eutardigrada, Ramazzottidae)”, Zootaxa, vol. 3681, no. 3, pp. 270–280, Jun. 2013.