Herbert, David G. “A New Genus and Eight New Species of Tail-Wagger Snails from Eastern South Africa, With a Key to Genera Within Sheldonia s.L. (Gastropoda: Urocyclidae)”. European Journal of Taxonomy, no. 309 (April 10, 2017). Accessed April 24, 2026. https://ejt.sandbox.publicknowledgeproject.org/index.php/ejt/article/view/434.