MolluscaBase taxon details
original description
Phillips, J. (1848). The Malvern Hills, compared with the Palaeozoic Districts of Abberley, Woolhope, May Hill, Tortworth, and Usk. <em>Memoirs of the Geological Survey of Great Britain and the Museum of Practical Geology in London.</em> 2(1): 1-330., available online at https://books.google.de/books?id=9rsMAAAAYAAJ page(s): 250 [details]
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