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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Unionoida | Unionoidea | Unionidae | Gonideinae | Contradentini | Lens contradens

nominal species Unio tumidulus Lea, 1856

Lea, 1856, Proc. Acad. Nat. Sci. 8: 93.
Lea, 1857, Jour. Acad. Nat. Sci. 3 [O. 6]: 295 [15], pl. 25, fig. 9.
Type(s): LECTOTYPE USNM_84712, Siam.

= Lens contradens

Taxonomic Opinions

+ Lens contradens (Lea, 1838), comb. nov. — Pfeiffer et al., 2021
+ Contradens contradens (Lea, 1838) — Ng et al., 2020
+ Contradens contradens (Lea, 1838) — Jeratthitikul et al., 2019
+ Contradens contradens (Lea, 1838) — Do et al., 2018
= Uniandra contradens tumidula (Lea, 1856) — Brandt, 1974
+ Ensidens (s.s.) ingallsianus (Lea, 1852) — Haas, 1969
+ Ensidens ingallsianus (Lea, 1852) — F.R. Woodward, 1969
= Nodularia (s.s.) tumidula (Lea, 1856) — Simpson, 1914
= Ensidens (s.s.) tumidulus (Lea, 1856) — Haas, 1913
= Nodularia (s.s.) tumidula (Lea, 1856) — Simpson, 1900
= Unio tumidulus Lea — Fischer, 1891
= Unio tumidulus Lea — Morelet, 1875
= Margaron (Unio) tumidulus (Lea) — Lea, 1870
+ Unio rusticus Lea, 1856 — Sowerby, 1868
= Unio tumidulus Lea, 1856 — Sowerby, 1868
= Unio tumidulus Lea — Martens, 1860

Page updated: 10:20:01 Mon 17 Feb 2025