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Page last updated
Thu 3 September 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 | Unionoida | Unionoidea | Unionidae | Unioninae | Unionini | Unio

species Unio vicarius Westernlund in Westerlund & Blanc, 1879: synonymy
     0 specimens + 74 Genbank vouchers

Unio byzantinus Drouët, 1879
‘Parr.’ Lea, 1870. Synopsis Fam. Naiades: 48. [nomen nudum]
‘Parreyss, in sched.’ Drouët, 1879. J. de Conch. 27: 141.

Eolymnium (Shadininaia) byzantinumZatravkin (1983), Zatravkin (1987)
Eolymnium (Shadininaia) byzantinusKorniushin (1998)
Bank (2006)
Unio crassus gontieriGraf (2007)
Eolymnium byzantinumKantor et al. (2010)
Unio (Eolymnium) byzantinusVinarski & Kantor (2016)
Unio vicariusLopes-Lima et al. (2024)

Unio vicarius Westerlund & Blanc, 1879
Westerlund in Westerlund & Blanc, 1879. Aperçu Faune Malac. Grèce: 147.
Westerlund, 1890. Fauna Paläarct. Binnenconch. 2(7): 72.

Unio crassus bruguierianusHaas (1940), Haas (1969)
Unio (Crassunio) crassus bruguierianusBank (2006)
Unio (Crassiana) crassusVinarski & Kantor (2016)
Unio bruguierianusLopes-Lima et al. (2021)
Unio vicariusLopes-Lima et al. (2024), Hou et al. (2024)

Unio heldreichi O. Boettger, 1886
O. Boettger, 1886. Jb. Dtsch. Malak. Ges. 13: 71.

Simpson (1914)
Unio crassus bruguierianusHaas (1940), Haas (1969)
Unio (Crassunio) crassus bruguierianusBank (2006)
Unio bruguierianusLopes-Lima et al. (2021)
Unio vicariusLopes-Lima et al. (2024)

Unio thiesseae Drouët, 1892
Drouët, 1892. J. de Conch. 40: 88.

Unio crassus bruguierianusHaas (1940), Haas (1969)
Unio (Crassunio) crassus bruguierianusBank (2006)
Unio bruguierianusLopes-Lima et al. (2021)
Unio vicariusLopes-Lima et al. (2024)

Unio crassus Araujo et al., 2018
‘Philipsson’ of Authors.
Araujo et al., 2018. J. Linn. Soc., Zool. 182(2): supplementary table. [in part]
Lyubas et al., 2022. Diversity 14(11), 935: Table S3. [in part]
(misidentified reference to Unio crassus Retzius, 1788)

Unio vicariusLopes-Lima et al. (2024)

Unio bruguierianus Lopes-Lima et al., 2021
‘Bourguignat’ of Authors.
Lopes-Lima et al., 2021. MPE 163: Table S1. [in part]
(misidentified reference to Unio bruguierianus Bourguignat, 1853)

Unio vicariusLopes-Lima et al. (2024)

Unio byzantius Zatravkin, 1983
‘Drouet’ Zatravkin, 1983. [in] I.M. Likharev, Molluscs: 40.
(error for Unio byzantinus Drouët, 1879)

Eolymnium byzantinium Graf, 2007
Graf, 2007. Proc. Acad. Nat. Sci. 156: 84.
(error for Unio byzantinus Drouët, 1879)

Unio (Eolymnium) byzantinusVinarski & Kantor (2016)

Taxonomic History (since 1900)

Simpson (1914), Bank (2006)
Unio crassus bruguierianusHaas (1940), Haas (1969)
Eolymnium (Shadininaia) byzantinumZatravkin (1983), Zatravkin (1987)
Eolymnium (Shadininaia) byzantinusKorniushin (1998)
Unio (Crassunio) crassus bruguierianusBank (2006)
Unio crassus gontieriGraf (2007)
Eolymnium byzantinumKantor et al. (2010)
Unio (Eolymnium) byzantinusVinarski & Kantor (2016)
Unio (Crassiana) crassusVinarski & Kantor (2016)
Unio bruguierianusLopes-Lima et al. (2021)
Unio vicariusLopes-Lima et al. (2024), Hou et al. (2024)

 
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