Traits name details
original description
(of ) Rehder, H. [A.]. (1932). Two new polygyras from northern Arkansas. <em>The Nautilus.</em> 45(4): 128-131, pl. 10, figs. 1-3, text-figs. 1-2., available online at https://www.biodiversitylibrary.org/page/8527967 page(s): 129, pl. 10, figs. 1-3 [details]
basis of record
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): 92 [details]
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