Gude, G. K. (1903). Descriptions of some new forms of helicoid land-shells. <em>Proceedings of the Malacological Society of London.</em> 5: 262-266., available online athttps://www.biodiversitylibrary.org/page/15168611 page(s): 265, pl. 7, figs 18-20 [details]
original descriptionGude, G. K. (1903). Descriptions of some new forms of helicoid land-shells. <em>Proceedings of the Malacological Society of London.</em> 5: 262-266., available online athttps://www.biodiversitylibrary.org/page/15168611 page(s): 265, pl. 7, figs 18-20 [details]