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Page last updated
Thu 17 July 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!


Bivalvia | Unionoida | Unionoidea | Unionidae | Parreysiinae | Lamellidentini

genus Trapezidens Bolotov, Vikhrev & Konopleva in Bolotov et al., 2017: species
     1 available nominal genus synonym | cladomics

Trapezidens angustior (Hanley & Theobald, 1872)
syonymy (3 available, 3 total) | specimens (2 + 17 Genbank vouchers)
Range: Myanmar. (East Asia)
Genbank sequences: 16S, 28S, COI
other links: MolluscaBase

Trapezidens dolichorhynchus (Tapparone Canefri, 1889)
syonymy (8 available, 11 total) | specimens (18 + 13 Genbank vouchers)
Range: Irrawaddy River, Myanmar. (East Asia)
Genbank sequences: 16S, 28S, COI, SRA
other links: MolluscaBase

Trapezidens exolescens (Gould, 1843)
syonymy (2 available, 4 total) | specimens (16 + 7 Genbank vouchers)
Range: Southern Myanmar. (East Asia)
Genbank sequences: 16S, 28S, COI
IUCN Red List: Least Concern (Trapezoideus exolescens)
other links: MolluscaBase

Trapezidens mogaungensis Bolotov, Konopleva, Chan, Lunn, Win, Gofarov, Kondakov, Tomilova & Vikhrev, 2022
syonymy (1 available, 1 total) | specimens (0 + 2 Genbank vouchers)
Range: Upper Irrawaddy River, Myanmar. (East Asia)
Genbank sequences: 16S, 28S, COI
other links: MolluscaBase

Trapezidens scutum (Sowerby, 1868)
syonymy (2 available, 2 total) | specimens (9 + 6 Genbank vouchers)
Range: Tenasserim, Myanmar. (East Asia)
Genbank sequences: 16S, 28S, COI
IUCN Red List: Data Deficient (Lamellidens scutum)
other links: MolluscaBase

Trapezidens yeti Konopleva, Bolotov, Kondakov, Kononov, Gofarov, Tomilova, Lunn, Chan, Win & Vikhrev, 2020
syonymy (1 available, 1 total) | specimens (0 + 4 Genbank vouchers)
Range: Ye River, Myanmar. (East Asia)
Genbank sequences: 16S, 28S, COI
other links: MolluscaBase

 
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