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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 | Parreysiinae | Lamellidentini | Lamellidens

species Lamellidens lamellatus (Lea, 1838): synonymy
     50 specimens + 4 Genbank vouchers

Unio lamellatus Lea, 1838
Lea, 1836. Synopsis Fam. Naiades: 26. [nomen nudum]
Lea, 1838. Trans. Amer. Phil. Soc. 6 [O. 2]: 19, pl. 6, fig. 16.
Type(s): HOLOTYPE USNM_85173, Ganges R., India.

Lamellidens (s.s.) lamellatusSimpson (1900), Simpson (1914)
Lamellidens (s.s.) marginalis var. lamellatusPreston (1912)
Lamellidens (s.s.) marginalis lamellatusPreston (1915)
Lamellidens lamellatusPrashad (1922), Srinivasa Rao (1928), Haas (1969), Subba Rao (1989), Graf & Cummings (2007), Nesemann et al. (2007), Bogan (2010), IUCN (2010), Zieritz et al. (2018), Graf & Cummings (2021), Bolotov et al. (2022)
Lamellidens (marginalis-group) lamellatusBolotov et al. (2022), Bolotov et al. (2024)

Unio layardii Lea, 1859
Lea, 1859. Proc. Acad. Nat. Sci. 11: 153.
Lea, 1860. Jour. Acad. Nat. Sci. 4 [O. 7]: 243, pl. 36, fig. 122.
Type(s): HOLOTYPE BMNH_1965159, Ceylon.

Lamellidens (s.s.) lamellatusSimpson (1900), Simpson (1914)
Lamellidens (s.s.) marginalis var. lamellatusPreston (1912)
Lamellidens (s.s.) marginalis lamellatusPreston (1915)
Lamellidens lamellatusHaas (1969)
Lamellidens (marginalis-group) marginalisBolotov et al. (2022)

Lamellidens marginalis Bolotov et al., 2017
‘Lamarck’ of Authors.
Bolotov et al., 2017. Sci. Repts. 7: Table S1 [as ‘Lamellidens marginalis sp. 4’].
Huang et al., 2019. MPE 130: Table S4 [as ‘Lamellidens marginalis sp. 4’].
(misidentified reference to Unio marginalis Lamarck, 1819)

Lamellidens lamellatusBolotov et al. (2022)

Taxonomic History (since 1900)

Lamellidens (s.s.) lamellatusSimpson (1900), Simpson (1914)
Lamellidens (s.s.) marginalis var. lamellatusPreston (1912)
Lamellidens (s.s.) marginalis lamellatusPreston (1915)
Lamellidens lamellatusPrashad (1922), Srinivasa Rao (1928), Haas (1969), Subba Rao (1989), Graf & Cummings (2007), Nesemann et al. (2007), Bogan (2010), IUCN (2010), Zieritz et al. (2018), Graf & Cummings (2021), Bolotov et al. (2022)
Lamellidens (marginalis-group) lamellatusBolotov et al. (2022), Bolotov et al. (2024)
Lamellidens (marginalis-group) marginalisBolotov et al. (2022)

 
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