MolluscaBase name details
Cyclas (Pisidium) C. Pfeiffer, 1821
857065 (urn:lsid:marinespecies.org:taxname:857065)
unaccepted
Subgenus
Cyclas Lamarck, 1798 accepted as Sphaerium Scopoli, 1777
- Species Cyclas (Pisidium) abditum Haldeman, 1841 accepted as Euglesa casertana (Poli, 1791) (unaccepted > junior subjective synonym)
- Species Cyclas (Pisidium) abruptum Haldeman, 1841 accepted as Pisidium dubium (Say, 1817)
- Species Cyclas (Pisidium) dentata Haldeman, 1841 accepted as Sphaerium striatinum (Lamarck, 1818)
recent + fossil
(of Pisidium C. Pfeiffer, 1821) Pfeiffer, C. (1821-1828). <i>Naturgeschichte deutscher Land- und Süsswasser-Mollusken</i>. Weimar. Abt. 1: i-x, 1-134, pls 1-8 [1821]; Abt. 2: i-viii, 1-40, pls 1-8 [1825]; Abt. 3: i-vi, 1-84, pls 1-8 [1828]. , available online at https://www.biodiversitylibrary.org/page/52682383
page(s): Abt. 1: 17, 123 [details]
page(s): Abt. 1: 17, 123 [details]
MolluscaBase eds. (2025). MolluscaBase. Cyclas (Pisidium) C. Pfeiffer, 1821. Accessed at: https://www.molluscabase.org/aphia.php?p=taxdetails&id=857065 on 2025-09-11
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original description
(of Pisidium C. Pfeiffer, 1821) Pfeiffer, C. (1821-1828). <i>Naturgeschichte deutscher Land- und Süsswasser-Mollusken</i>. Weimar. Abt. 1: i-x, 1-134, pls 1-8 [1821]; Abt. 2: i-viii, 1-40, pls 1-8 [1825]; Abt. 3: i-vi, 1-84, pls 1-8 [1828]. , available online at https://www.biodiversitylibrary.org/page/52682383
page(s): Abt. 1: 17, 123 [details]
additional source InvertEBase. (2015). Authority files of U.S. and Canadian land and freshwater mollusks developed for the InvertEBase project (invertebase.org). [details]
additional source Woodward, S. P. (1856). On the land and freshwater shells of Kashmir and Tibet, collected by Dr. T. Thomson. <em>Proceedings of the Zoological Society of London.</em> 24: 185-187., available online at https://www.biodiversitylibrary.org/page/12860729
page(s): 186 [details]
page(s): Abt. 1: 17, 123 [details]
additional source InvertEBase. (2015). Authority files of U.S. and Canadian land and freshwater mollusks developed for the InvertEBase project (invertebase.org). [details]
additional source Woodward, S. P. (1856). On the land and freshwater shells of Kashmir and Tibet, collected by Dr. T. Thomson. <em>Proceedings of the Zoological Society of London.</em> 24: 185-187., available online at https://www.biodiversitylibrary.org/page/12860729
page(s): 186 [details]
