MolluscaBase name details
Helicostyla (Opalliostyla) Pilsbry, 1896
997365 (urn:lsid:marinespecies.org:taxname:997365)
unaccepted (invalid: unnecessary replacement name)
Helicostyla (Eudoxus) Albers, 1850 represented as Helicostyla A. Férussac, 1821
Subgenus
- Species Helicostyla (Opalliostyla) aegle (Broderip, 1841) accepted as Helicostyla (Eudoxus) aegle (Broderip, 1841) represented as Helicostyla aegle (Broderip, 1841) (invalid subgenus name)
- Species Helicostyla (Opalliostyla) leai (L. Pfeiffer, 1846) accepted as Helicostyla leai (L. Pfeiffer, 1846) (unaccepted > superseded combination)
- Species Helicostyla (Opalliostyla) okadai Kuroda, 1932 accepted as Helicostyla (Eudoxus) okadai Kuroda, 1932 accepted as Helicostyla okadai Kuroda, 1932 (invalid subgenus name)
Pilsbry, H. A. (1896). On the names of certain subgenera of <i>Helicostyla</i>. <em>The Nautilus.</em> 9(9): 108., available online at https://biodiversitylibrary.org/page/1731453 [details]
Nomenclature Nom. nov. pro Eudoxus Albers, 1850, by Pilsbry believed to be preoccupied by Kirby, 1837, who however established Endoxus...
Nomenclature Nom. nov. pro Eudoxus Albers, 1850, by Pilsbry believed to be preoccupied by Kirby, 1837, who however established Endoxus [Coleoptera]. Therefore, Pilsbry's replacement name is unnecessary and permanently invalid [details]
MolluscaBase eds. (2021). MolluscaBase. Helicostyla (Opalliostyla) Pilsbry, 1896. Accessed at: http://molluscabase.org/aphia.php?p=taxdetails&id=997365 on 2025-09-10
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original description
Pilsbry, H. A. (1896). On the names of certain subgenera of <i>Helicostyla</i>. <em>The Nautilus.</em> 9(9): 108., available online at https://biodiversitylibrary.org/page/1731453 [details]
basis of record Bank, R. A. (2017). Classification of the Recent terrestrial Gastropoda of the World. Last update: July 16th, 2017. [details]
basis of record Bank, R. A. (2017). Classification of the Recent terrestrial Gastropoda of the World. Last update: July 16th, 2017. [details]
From editor or global species database
Nomenclature Nom. nov. pro Eudoxus Albers, 1850, by Pilsbry believed to be preoccupied by Kirby, 1837, who however established Endoxus [Coleoptera]. Therefore, Pilsbry's replacement name is unnecessary and permanently invalid [details]
