Traits taxon details
original description
Pilsbry, H. A. (1905). Mollusca of the southwestern United States, I: Urocoptidae; Helicidae of Arizona and New Mexico. <em>Proceedings of the Academy of Natural Sciences of Philadelphia.</em> 57: 211-290, plates 11-27., available online at https://www.biodiversitylibrary.org/page/6331573 page(s): 249, pl. 13, figs. 23-26 [details]
basis of record
InvertEBase. (2018). Authority files of U.S. and Canadian land and freshwater mollusks developed for the InvertEBase (InvertEBase.org) project. [details]
additional source
Emberton, K. C. (1995). When shells do not tell: 145 million years of evolution in North America's polygyrid land snails, with a revision and conservation priorities. <em>Malacologia.</em> 37(1): 69-110. Ann Arbor., available online at https://www.biodiversitylibrary.org/page/13113494 page(s): 88 [details]
source of synonymy
Pilsbry, H. A. (1935). <i>Ashmunella metamorphosa</i>. <em>The Nautilus.</em> 49(2): 67-68., available online at https://www.biodiversitylibrary.org/page/8527701 [details]
From editor or global species database
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