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CaRMS taxon detailsHelisoma Swainson, 1840159869 (urn:lsid:marinespecies.org:taxname:159869)
accepted
Genus
Species Helisoma anceps (Menke, 1830)
Species Helisoma campanulatum (Say, 1821) accepted as Planorbella campanulata (Say, 1821)
recent + fossil
feminine
Swainson, W. (1840). A treatise on malacology or shells and shell-fish. <em>London, Longman.</em> viii + 419 pp., available online at http://www.biodiversitylibrary.org/item/33450
page(s): 337 [details]
MolluscaBase eds. (2021). MolluscaBase. Helisoma Swainson, 1840. Accessed through: Kennedy, M.K., L. Van Guelpen, G. Pohle, L. Bajona (Eds.) (2021) Canadian Register of Marine Species at: http://www.marinespecies.org/Carms/aphia.php?p=taxdetails&id=159869 on 2022-05-27
Nozères, C., Kennedy, M.K. (Eds.) (2022). Canadian Register of Marine Species. Helisoma Swainson, 1840. Accessed at: https://marinespecies.org/carms./aphia.php?p=taxdetails&id=159869 on 2022-05-27
Date action by
original description
Swainson, W. (1840). A treatise on malacology or shells and shell-fish. <em>London, Longman.</em> viii + 419 pp., available online at http://www.biodiversitylibrary.org/item/33450
page(s): 337 [details]  Present Inaccurate Introduced: alien Containing type locality
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