Traits name details
original description
Clench, W. J. & Aguayo, C. G. (1952). The <i>scalarinum</i> species complex (<i>Umbonis</i>) in the genus <i>Cerion</i>. <em>Occasional Papers on Mollusks.</em> 1(17): 413-440, pls. 51-57., available online at https://www.biodiversitylibrary.org/page/7756605 page(s): 423, 425, pl. 53, figs. 4-7 [details]
additional source
Clench, W. J. (1957). A catalogue of the Cerionidae (Mollusca - Pulmonata). <em>Bulletin of the Museum of Comparative Zoology, Harvard University.</em> 116(2): 121-169 (April)., available online at https://www.biodiversitylibrary.org/page/2789647 page(s): 166 [details]
additional source
Clench, W. J. (1959). Land and freshwater mollusks of Great and Little Inagua, Bahama Islands. <em>Bulletin of the Museum of Comparative Zoology at Harvard College.</em> 121(2): 27-53, pl. 1., available online at https://www.biodiversitylibrary.org/page/4778184 page(s): 48 [details]
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