Traits taxon details
original description
(of Gastrocopta proarmifera A. B. Leonard, 1946 †) Leonard, A. B. (1946). Three new pupillids from the lower Pleistocene of central and southwestern Kansas. <em>The Nautilus.</em> 60(1): 20-24, pl. 3., available online at https://www.biodiversitylibrary.org/page/8523695 page(s): 21-22, pl. 3, figs 3-5 [details]
original description
(of Columella tridentata A. B. Leonard, 1946 †) Leonard, A. B. (1946). Three new pupillids from the lower Pleistocene of central and southwestern Kansas. <em>The Nautilus.</em> 60(1): 20-24, pl. 3., available online at https://www.biodiversitylibrary.org/page/8523695 page(s): 20-21, pl. 3, figs 1, 2 [details]
original description
(of ) Cockerell, T. D. A. (1899). <i>Bifidaria armifera</i> var. nov. <i>ruidosensis</i>. <em>The Nautilus.</em> 13(3): 36., available online at https://www.biodiversitylibrary.org/page/42799936 page(s): 36 [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
Hubricht, L. (1972). <i>Gastrocopta armifera</i> (Say). <em>The Nautilus.</em> 85(3): 73-78., available online at https://www.biodiversitylibrary.org/page/8516177 page(s): 73, 75-76 [details]
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