MolluscaBase taxon details
Vespericola megasoma (Pilsbry, 1928)
1352235 (urn:lsid:marinespecies.org:taxname:1352235)
accepted
Species
Helix columbiana var. dentacula Andrus, 1897 · unaccepted (nomen nudum)
Polygyra columbiana megasoma Pilsbry, 1928 · unaccepted
(of Polygyra columbiana megasoma Pilsbry, 1928) Pilsbry, H. A. (1928). Species of <i>Polygyra</i> from Montana, Idaho, and the Pacific coast states. <em>Proceedings of the Academy of Natural Sciences of Philadelphia.</em> 80: 177-186.
page(s): 185, figs. 8-9 [details]
page(s): 185, figs. 8-9 [details]
MolluscaBase eds. (2025). MolluscaBase. Vespericola megasoma (Pilsbry, 1928). Accessed at: https://www.molluscabase.org/aphia.php?p=taxdetails&id=1352235 on 2025-09-11
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original description
(of Polygyra columbiana megasoma Pilsbry, 1928) Pilsbry, H. A. (1928). Species of <i>Polygyra</i> from Montana, Idaho, and the Pacific coast states. <em>Proceedings of the Academy of Natural Sciences of Philadelphia.</em> 80: 177-186.
page(s): 185, figs. 8-9 [details]
original description (of Helix columbiana var. dentacula Andrus, 1897) Andrus, F.H. (1897). Notes on the land shells of Douglas Co., Ore. The Oregon Naturalist, 4(1): 53-54.
page(s): 53 [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): 86; note: As Vespericola megasoma (Dall, 1905) [details]
page(s): 185, figs. 8-9 [details]
original description (of Helix columbiana var. dentacula Andrus, 1897) Andrus, F.H. (1897). Notes on the land shells of Douglas Co., Ore. The Oregon Naturalist, 4(1): 53-54.
page(s): 53 [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): 86; note: As Vespericola megasoma (Dall, 1905) [details]
