MolluscaBase name details
Helix (Sagdellina) Cossmann, 1889 †
1165251 (urn:lsid:marinespecies.org:taxname:1165251)
unaccepted > superseded rank
Subgenus
Helix chevallieri Cossmann, 1886 † accepted as Sagdellina chevallieri (Cossmann, 1886) † (type by original designation)
- Species Helix (Sagdellina) laubrierei Cossmann, 1889 † accepted as Sagdellina laubrierei (Cossmann, 1889) † (unaccepted > superseded combination)
fossil only
Cossmann, M. (1889). Catalogue illustré des coquilles fossiles de l'Éocène des environs de Paris. <em>Annales de la Société Royale Malacologique de Belgique.</em> 24: 3-381, pls 1-12., available online at https://www.biodiversitylibrary.org/page/5502754
page(s): 353 [details]
page(s): 353 [details]
MolluscaBase eds. (2025). MolluscaBase. Helix (Sagdellina) Cossmann, 1889 †. Accessed at: https://www.molluscabase.org/aphia.php/10.1371/aphia.php?p=taxdetails&id=1165251 on 2025-09-12
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original description
Cossmann, M. (1889). Catalogue illustré des coquilles fossiles de l'Éocène des environs de Paris. <em>Annales de la Société Royale Malacologique de Belgique.</em> 24: 3-381, pls 1-12., available online at https://www.biodiversitylibrary.org/page/5502754
page(s): 353 [details]
page(s): 353 [details]
