MolluscaBase name details
Rissoa incerta Deshayes, 1861 †
867334 (urn:lsid:marinespecies.org:taxname:867334)
unaccepted > superseded combination
Species
fossil only
Deshayes, G. P. (1861-1864). <i>Description des animaux sans vertèbres découverts dans le bassin de Paris pour servir de supplément à la Description des coquilles fossiles des environs de Paris comprenant une revue générale de toutes les espèces actuellement connues.</i> Tome deuxiéme. <i>Mollusques acéphalés monomyaires et Brachiopodes. Mollusques céphalés, Première partie</i>. 1-968, pls 1-62. Paris, Baillière. [1-432, pls 1-26 (1861); 433-640, pls 27-39 (1862); 641-920, pls 40-62 (1863); 921-968 (1864)]. , available online at https://www.biodiversitylibrary.org/page/35623270
page(s): 410-411, pl. 23, figs 28-30 [details]
page(s): 410-411, pl. 23, figs 28-30 [details]
Note Thiverval-Grignon (Grignon), Yvelines, France;...
From editor or global species database
Type locality Thiverval-Grignon (Grignon), Yvelines, France; Lutetian, middle Eocene [details]
Homonymy Le Renard (1994) believed this species to be a primary junior homonym of "Rissoa incerta Anton, 1838" based on a quote from...
Homonymy Le Renard (1994) believed this species to be a primary junior homonym of "Rissoa incerta Anton, 1838" based on a quote from Sherborn (1927) and introduced Hydrobia antoni as a replacement name. However, since Anton (1839) introduced the species as Melania (Eulima) incerta, there is no homonymy.
However, secondary homonymy exists with Paludina incerta Bouillet, 1836, which Frauenfeld (1864) also placed in the genus Hydrobia. Following Kadolsky (2021), neither of both are likely to be "true" Hydrobia - revision is required. [details]
However, secondary homonymy exists with Paludina incerta Bouillet, 1836, which Frauenfeld (1864) also placed in the genus Hydrobia. Following Kadolsky (2021), neither of both are likely to be "true" Hydrobia - revision is required. [details]
MolluscaBase eds. (2021). MolluscaBase. Rissoa incerta Deshayes, 1861 †. Accessed at: http://molluscabase.org/aphia.php?p=taxdetails&id=867334 on 2025-09-11
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original description
Deshayes, G. P. (1861-1864). <i>Description des animaux sans vertèbres découverts dans le bassin de Paris pour servir de supplément à la Description des coquilles fossiles des environs de Paris comprenant une revue générale de toutes les espèces actuellement connues.</i> Tome deuxiéme. <i>Mollusques acéphalés monomyaires et Brachiopodes. Mollusques céphalés, Première partie</i>. 1-968, pls 1-62. Paris, Baillière. [1-432, pls 1-26 (1861); 433-640, pls 27-39 (1862); 641-920, pls 40-62 (1863); 921-968 (1864)]. , available online at https://www.biodiversitylibrary.org/page/35623270
page(s): 410-411, pl. 23, figs 28-30 [details]
status source Le Renard, J. (1994) Révision des mollusques Paléogènes du bassin de Paris I – rectifications de nomenclature d'espèces. Cossmanniana, 3, 35-40.
page(s): 37 [details] Available for editors
[request]
page(s): 410-411, pl. 23, figs 28-30 [details]
status source Le Renard, J. (1994) Révision des mollusques Paléogènes du bassin de Paris I – rectifications de nomenclature d'espèces. Cossmanniana, 3, 35-40.
page(s): 37 [details] Available for editors





From editor or global species database
Homonymy Le Renard (1994) believed this species to be a primary junior homonym of "Rissoa incerta Anton, 1838" based on a quote from Sherborn (1927) and introduced Hydrobia antoni as a replacement name. However, since Anton (1839) introduced the species as Melania (Eulima) incerta, there is no homonymy.However, secondary homonymy exists with Paludina incerta Bouillet, 1836, which Frauenfeld (1864) also placed in the genus Hydrobia. Following Kadolsky (2021), neither of both are likely to be "true" Hydrobia - revision is required. [details]
Type locality Thiverval-Grignon (Grignon), Yvelines, France; Lutetian, middle Eocene [details]