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!

Search the database pages:

Unionoida | Unionoidea | Unionidae | Parreysiinae | Lamellidentini | Trapezidens angustior

nominal species Lamellidens marginalis var. sublamellatus Preston, 1912

‘Nevill, MS’ Preston, 1912, Rec. Ind. Mus. 7: 305.
Preston, 1915, Fauna Brit. India: 181, text fig. 19.
(intro'd as intra-sp. of Unio marginalis Lamarck, 1819)

= Trapezidens angustior

Taxonomic Opinions

+ Trapezidens angustior (Hanley & Theobald, 1876) — Konopleva et al., 2020
+ Lamellidens scutum (Sowerby, 1868) — Subba Rao, 1989
+ Lamellidens testudinarius (Spengler, 1793) — Haas, 1969
+ Lamellidens scutum (Sowerby, 1868) — Prashad, 1922
= Lamellidens (s.s.) marginalis var. sublamellatus Preston, 1912 — Preston, 1915
= Lamellidens (s.s.) marginalis var. sublamellatus Preston, 1912 — Simpson, 1914
= Lamellidens (s.s.) marginalis var. sublamellatus (Nevill, MS.) var. n. — Preston, 1912

Page updated: 08:34:53 Tue 01 Jul 2025