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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 | Gonideinae | Contradentini

genus Pressidens Haas, 1910: synonymy
     1 Recent valid species (1 total species)

Pressidens Haas, 1910
Haas, 1910. Nachr. Bl. Dtsch. Malak. Ges. 42: 102.
Haas, 1911. Conch. Cab. 9 (pt. 2, h. 44): pl. 23.
Haas, 1914. Conch. Cab. 9 (pt. 2, h. 49): 204.
Type species: Pressidens moellendorffi Haas, 1910 (orig. desig.) = Pressidens exanthematicus

Prirsidens Salisbury, 1948
Salisbury, 1948. Zool. Rec. 82: 81.
(error for Pressidens Haas, 1910)

Taxonomic History (since 1900)

Lamellidens (s.s.)Simpson (1900), Simpson (1914), Preston (1915)
DalliellaSimpson (1900), Preston (1912)
PressidensHaas (1910), Haas (1914), Simpson (1914), Haas (1924), Thiele (1934), ... Zieritz et al. (2018), Zieritz et al. (2018), Zieritz et al. (2020), Pfeiffer et al. (2021), Graf & Cummings (2021)
SimpsonellaSimpson (1914)

 
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