MolluscaBase name details
original description
Phillips, J. (1841). Figures and descriptions of the Palaeozoic fossils of Cornwall, Devon and West Somerset. <em>London: Longman, Brown, Green & Longmans.</em> 231 pp., available online at https://www.biodiversitylibrary.org/page/60231461 page(s): 94, pl. 36, fig. 172 [details]
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