Traits taxon details
original description
(of ) Pilsbry, H. A. & Vanatta, E. G. (1896). Catalogue of the species of <i>Cerion</i>, with descriptions of new forms. <em>Proceedings of the Academy of Natural Sciences of Philadelphia.</em> 48: 315-338, pl. 11., available online at https://www.biodiversitylibrary.org/page/1675669 page(s): 328-329, pl. 11, fig. 5 [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): 134 [details]
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