Brown, T. (1818). Account of the Irish testacea. <em>Memoirs of the Wernerian Natural History Society.</em> 2: 501-536, pl. 24., available online athttps://www.biodiversitylibrary.org/page/45848243 page(s): 521-522; pl. 24 fig. 6 [details]
original descriptionBrown, T. (1818). Account of the Irish testacea. <em>Memoirs of the Wernerian Natural History Society.</em> 2: 501-536, pl. 24., available online athttps://www.biodiversitylibrary.org/page/45848243 page(s): 521-522; pl. 24 fig. 6 [details]