Newcomb, W. (1861). Descriptions of new species of snails. <em>Proceedings of the California Academy of Sciences.</em> 1(2): 103-104., available online athttps://www.biodiversitylibrary.org/page/3837025 page(s): 103-104 [details]
Type locality contained in USA
type locality contained in USA (origin: native) [details]
original descriptionNewcomb, W. (1861). Descriptions of new species of snails. <em>Proceedings of the California Academy of Sciences.</em> 1(2): 103-104., available online athttps://www.biodiversitylibrary.org/page/3837025 page(s): 103-104 [details]
basis of recordInvertEBase. (2018). Authority files of U.S. and Canadian land and freshwater mollusks developed for the InvertEBase (InvertEBase.org) project. [details]
additional sourceBinney, W. G. (1875). On the genitalia, jaw and lingual dentition of certain species of Pulmonata (with a note on the classification on the Achatinellae, by Thomas Bland). <em>Annals of the Lyceum of Natural History of New York.</em> 11: 166-196 plates 12-18., available online athttps://www.biodiversitylibrary.org/page/16076264#page/188/mode/1up page(s): 179 [details]
Present Inaccurate Introduced: alien Containing type locality
From editor or global species database
Etymology Named for the American zoologist, William Orville Ayres, M. D. (1817-1891). [details] Type locality Northern Oregon [details]
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