Traits name details
original description
Edwards, F. E. (1861). A monograph of the Eocene Mollusca, or descriptions of shells from the Older Tertiaries of England. Part III, No. III. Prosobranchiata (Continued). <em>Monographs of the Palaeontographical Society.</em> 12 (51): 241-330, pl. 28-33., available online at https://doi.org/10.1080/02693445.1861.12027924 page(s): 245-246; pl. 28 fig. 8a-c [details]
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