MolluscaBase name details
Helix (Arionta) arrosa var. holderiana J. G. Cooper, 1875
1367309 (urn:lsid:marinespecies.org:taxname:1367309)
unaccepted
Variety
Cooper, J.G. (1875). On shells of the west slope of North America. Proceedings of the California Academy of Sciences, (1) 6: 14-27.
page(s): 16 [details]
page(s): 16 [details]
MolluscaBase eds. (2021). MolluscaBase. Helix (Arionta) arrosa var. holderiana J. G. Cooper, 1875. Accessed at: http://www.molluscabase.org/aphia.php?p=taxdetails&id=1367309 on 2025-09-11
Date
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The webpage text is licensed under a Creative Commons
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original description
Cooper, J.G. (1875). On shells of the west slope of North America. Proceedings of the California Academy of Sciences, (1) 6: 14-27.
page(s): 16 [details]
basis of record InvertEBase. (2018). Authority files of U.S. and Canadian land and freshwater mollusks developed for the InvertEBase (InvertEBase.org) project.
page(s): 16 [details]
page(s): 16 [details]
basis of record InvertEBase. (2018). Authority files of U.S. and Canadian land and freshwater mollusks developed for the InvertEBase (InvertEBase.org) project.
page(s): 16 [details]
