original descriptionBartsch, P. (1911). The Recent and fossil mollusks of the genus <i>Alvania</i> from the west coast of America. <em>Proceedings of the United States National Museum.</em> 41(1863): 333-362., available online athttp://si-pddr.si.edu/jspui/bitstream/10088/14299/1/USNMP-41_1863_1911.pdf page(s): 345; plate 30, fig. 5 [details]
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