MolluscaBase name details
Pleurotoma (Borsonia) dalli R. Arnold, 1903 †
849187 (urn:lsid:marinespecies.org:taxname:849187)
unaccepted (invalid: junior homonym of Pleurotoma dalli Verrill & Smith, 1882; Borsonella angelena is a replacement name)
Species
marine, brackish, fresh, terrestrial
fossil only
Arnold, R. (1903). The paleontology and stratigraphy of the marine Pliocene and Pleistocene of San Pedro, California. <em>Memoirs of the California Academy of Sciences.</em> 3: 1-420, pl. 1-20., available online at https://www.biodiversitylibrary.org/page/3136160
page(s): 201, pl. 6 fig. 2 [details]
page(s): 201, pl. 6 fig. 2 [details]
Type locality contained in California
type locality contained in California [details]
MolluscaBase eds. (2021). MolluscaBase. Pleurotoma (Borsonia) dalli Arnold, 1903 †. Accessed at: http://www.molluscabase.org/aphia.php?p=taxdetails&id=849187 on 2025-09-11
Date
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The webpage text is licensed under a Creative Commons
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original description
Arnold, R. (1903). The paleontology and stratigraphy of the marine Pliocene and Pleistocene of San Pedro, California. <em>Memoirs of the California Academy of Sciences.</em> 3: 1-420, pl. 1-20., available online at https://www.biodiversitylibrary.org/page/3136160
page(s): 201, pl. 6 fig. 2 [details]
page(s): 201, pl. 6 fig. 2 [details]
Present Inaccurate Introduced: alien Containing type locality
