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!
PSAMMOBIOIDEA Fleming, 1828
Fleming, 1828. Hist. Brit. Anim.: ??.
Type genus: Psammobia Lamarck, 1818 = Gari
DONACOIDEA Fleming, 1828
Fleming, 1828. Hist. Brit. Anim.: 409.
Type genus: Donax Linnaeus, 1758 = Donax
SOLECURTOIDEA d’Orbigny, 1846
d’Orbigny, 1846. Voyage dans l’Amérique Méridionale 5(3): 522.
Type genus: Solecurtus Blainville, 1824 = Solecurtus
SEMELOIDEA Stoliczka, 1870
Stoliczka, 1870. Palaeo. Indica 3(1-4): 8b, 106, 108.
Type genus: Semele Schumacher, 1817 = Semele
MACOMOIDEA Olsson, 1961
Olsson, 1961. Moll. Trop. E. Pacific: 377.
Type genus: Macoma Ross, 1819 = Macoma