MolluscaBase name details
original description
Witchell, E. (1880). Notes on a section of Stroud Hill, and the Upper Ragstone Beds of the Cotteswolds. <em>Proceedings of the Cotteswold Naturalists' Field Club.</em> 7: 117-135., available online at https://www.biodiversitylibrary.org/page/12648917
page(s): 131, pl. 4, fig. 8 [details]