MolluscaBase taxon details
original description
(of Helix clarkii I. Lea, 1858) Lea I. (1858). Descriptions of a new <i>Helix</i> and two new <i>Planorbis</i>. <em>Proceedings of the Academy of Natural Sciences of Philadelphia.</em> 10: 41 [after 30 March; before 19 April]., available online at https://biodiversitylibrary.org/page/47535581 page(s): 41 [details]
original description
(of Polygyra clarkii var. bradleyi Vanatta, 1912) Vanatta, E. G. (1912). <i>Polygyra clarkii bradleyi</i> n. var. <em>The Nautilus.</em> 25(10): 120., available online at https://www.biodiversitylibrary.org/page/1818311 page(s): 120 [details]
basis of record
Whelan, N. V.; Strong, E. E.; Gladstone, N. S.; Mays, J. W. (2023). Using genomics, morphometrics, and environmental niche modeling to test the validity of a narrow-range endemic snail, <em>Patera nantahala</em> (Gastropoda, Polygyridae). <em>ZooKeys.</em> 1158: 91-120., available online at https://doi.org/10.3897/zookeys.1158.94152 [details]
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