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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!

Bivalvia | ... | Unionoidea | Unionidae | Parreysiinae | Lamellidentini | Trapezidens scutum

nominal species Unio scutum Sowerby, 1868

= Trapezidens scutum

Taxonomic Opinions

= Trapezidens scutum (Sowerby, 1868) — Bolotov et al., 2024

= Trapezidens scutum (Sowerby, 1868) — Bolotov et al., 2022

= Trapezidens scutum (Sowerby, 1868) — Bolotov et al., 2022

= Trapezidens scutum (Sowerby, 1868) — Bolotov et al., 2022

= Trapezidens scutum (Sowerby, 1868) — Graf & Cummings, 2021

= Trapezidens scutum (Sowerby, 1868) — Konopleva et al., 2020

= Trapezidens scutum (Sowerby, 1868) — Bolotov et al., 2020

= Lamellidens scutum (Sowerby, 1868) — Zieritz et al., 2018

= Trapezidens scutum (Sowerby, 1868) — Bolotov et al., 2017

= Lamellidens scutum (Sowerby, 1868) — IUCN, 2014

= Lamellidens scutum Sowerby, 1868 — Bogan, 2010

= Lamellidens scutum (Sowerby, 1868) — Graf & Cummings, 2007

= Lamellidens scutum (Sowerby, 1868) — Subba Rao, 1989

+ Lamellidens generosus (Gould, 1847) — Haas, 1969

= Lamellidens scutum (Sowerby, 1868) — Prashad, 1922

= Lamellidens (s.s.) marginalis scutum (Sowerby, 1868) — Preston, 1915

= Lamellidens (s.s.) scutum (Sowerby, 1868) — Simpson, 1914

= Lamellidens (s.s.) marginalis var. scutum Sowerby — Preston, 1912

= Lamellidens (s.s.) scutum (Sowerby, 1868) — Simpson, 1900

= Unio scutum Bens. — Martens, 1899

= Unio scutum Benson’s MSS in Reeve — Hanley & Theobald, 1872

+ — Lea, 1870

= Unio scutum ‘Benson’ Sowerby, 1868 — Sowerby, 1868