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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

superfamily HYRIOIDEA Swainson, 1840: syonymy
     1 family

HYRIOIDEA Swainson, 1840
Swainson, 1840. Treat. Malacol.: 268, 282, 287, 379 [as ‘Hyrinæ’ and ‘Hyrianæ’].
Ortmann, 1910. Nautilus 23: 115 [as ‘Hyriinæ’].
Ortmann, 1911. Nautilus 24(9): 130.
(correct name for Hyrinae Swainson, 1840)
Type genus: Hyria Lamarck, 1819 = Prisodon

HYRIOIDEA Swainson, 1840
Swainson, 1840. Treat. Malacol.: 379.
Agassiz, 1845. Nom. Syst. Gen. Moll.: 43.
Type genus: Hyria Lamarck, 1819 = Prisodon

HYRIDINOIDEA Carpenter, 1861
Carpenter, 1861. Lectures on the Mollusca: ??.
Type genus: Hyria Lamarck, 1819 = Prisodon

DIPLODONTOIDEA Ihering, 1901
Ihering, 1901. Nautilus 15(5): 52-53 [as’ Diplodontinæ’].
Parodiz & Bonetto, 1963. Malacologia 1(2): 199, 205.
Type genus: Diplodon Wagner, 1827 = Diplodon

VELESUNIOIDEA Iredale, 1934
Iredale, 1934. Austral. Zool. 8: 58, 76.
Iredale, 1943. Austral. Zool. 10: 189.
(name corrected to Velesunionidae Iredale, 1934)
Type genus: Velesunio Iredale, 1934 = Velesunio

VELESUNIONOIDEA Iredale, 1934
Iredale, 1934. Austral. Zool. 8: 58, 76 [as ‘Velesunionae’].
Modell, 1942. Arch. Moll. 74(5/6): 178.
Iredale, 1943. Austral. Zool. 10: 189 [as ‘Velesunionae’].
(correct name for Velesuniodae Iredale, 1934)
Type genus: Velesunio Iredale, 1934 = Velesunio

PROPEHYRIDELLOIDEA Iredale, 1934
Iredale, 1934. Austral. Zool. 8: 58, 76-77.
Iredale, 1943. Austral. Zool. 10: 189.
Iredale, 1943. Austral. Natural. 11: 87.
Type genus: Propehyridella Cotton & Gabriel, 1932 = Hyridella

CUCUMERUNIOIDEA Iredale, 1934
Iredale, 1934. Austral. Zool. 8: 58, 77.
(name corrected to Cucumerunionidae Iredale, 1934)
Type genus: Cucumerunio Iredale, 1934 = Cucumerunio

LORTIELLOIDEA Iredale, 1934
Iredale, 1934. Austral. Zool. 8: 58, 77.
Iredale, 1934. Austral. Zool. 8: 58, 77.
Iredale, 1943. Austral. Zool. 10: 190.
Type genus: Lortiella Modell, 1942 = Lortiella

CUCUMERUNIONOIDEA Iredale, 1934
Iredale, 1934. Austral. Zool. 8: 58, 77 [as ‘Cucumerunionae’].
Modell, 1942. Arch. Moll. 74(5/6): 184.
(correct name for Cucumeruniodae Iredale, 1934)
Type genus: Cucumerunio Iredale, 1934 = Cucumerunio

PRISODONTOIDEA Modell, 1942
Modell, 1942. Arch. Moll. 74(5/6): 174.
Morretes, 1949. Arqu. Mus. Paranaense 7: 17, 23.
Modell, 1964. Arch. Moll. 93: 80.
Type genus: Prisodon Schumacher, 1817 = Prisodon

CASTALIOIDEA Morretes, 1949
Morretes, 1949. Arqu. Mus. Paranaense 7: 21.
Parodiz & Bonetto, 1963. Malacologia 1(2): 201, 204.
Type genus: Castalia Lamarck, 1819 = Castalia

HYRIDELLOIDEA McMichael, 1956
McMichael, 1956. Nautilus 70(2): 42.
McMichael, 1958. Trans. Roy. Soc. New Zealand 85: 427.
McMichael & Hiscock, 1958. Austral. J. Mar. Frwtr. Res. 9(3): 435.
Type genus: Hyridella Swainson, 1840 = Hyridella

RHIPIDODONTOIDEA Starobogatov, 1970
Starobogatov, 1970. Fauna Moll. Continent.: 72.
Type genus: Rhipidodonta Mörch, 1853 = Diplodon

HYROIDEA Swainson, 1840
Swainson, 1840. Treat. Malacol.: 268, 282.
Modell, 1964. Arch. Moll. 93: 103.
(name corrected to Hyriidae Swainson, 1840)
Type genus: Hyria Lamarck, 1819 = Prisodon

HYRIOOIDEA Agassiz, 1846
Agassiz, 1846. Nomencl. Zool. Index Univ.: 192.
Type genus: Hyria Lamarck, 1819 = Prisodon
 
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