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Wed 1 October 2025 |
The Freshwater Mussels (Unionoida) of the World (and other less consequential bivalves)
FM(U)otW(aolcb) is the web version of the MUSSEL Project Database. Follow the links to browse the data or use the custom Google search field. Either way, you win!
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Bivalvia | ... | Unionoidea | Unionidae | Unioninae | Unionini | Unio delphinus nominal species Unio sousanus Locard, 1889  Drouët, 1857. Étud. Naïades. France, Unio: pl. 7, fig. 3 [as ‘Unio requienii var. acruata’].
de Joannis, 1859. Ann. Soc. Linn. Maine-et-Loire 3: 291, pl. 11, fig. 2 [as ‘Unio requienii var. acruatus’].
‘Castro’ Locard, 1889. Contr. Faune Malacol. Franc. 13: 165 [59].
‘Castro’ Locard, 1893. Coqu. Eau Douce Saumâtre France: 197, fig. 211 [as ‘souzanus’].
‘Castro’ Locard, 1899. Conchyliol. Portug.: 258.
Type(s): LECTOTYPE MNHN_22545 (by Graf, 2011: 505), le Rhône, à Valence (Drôme).
= Unio delphinus Taxonomic Opinions+ Unio mancus requienii Michaud, 1831 — Prie, 2012 + Unio delphinus Spengler, 1793 — Araujo et al., 2009 + Unio elongatulus requienii Michaud, 1831 — Haas, 1969 + Unio elongatulus requienii Michaud, 1831 — Haas, 1940 + Unio requieni Michaud — Germain, 1931 = Unio (Cyrtusiana) souzanus [sic] Castro in Locard, 1889 — Germain, 1904 = Unio (groupe de l’U. cyrtus) sousanus Castro in Locard, 1889 — Locard, 1899 = Unio (Groupe de l’U. gestroianus) souzanus [sic] Castro — Locard, 1893 + Unio arcuatus — Westerlund, 1890 = Unio (Cyrtusiana) sousanus Castro, Nov. sp. — Locard, 1889
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