Nuculoida
Alococoncha Pojeta & Gilbert-Tomlinson, 1977
Clinopistha Meek & Worthen, 1870
Ctendonta Ulrich, 1897
Ctenodonta Salter, 1852
Ditichia Sandberger, 1891
Dystactella Hall & Whitfield, 1872
Kazachia Bazhenova, 1971
Mesoneilo Vu-Khuk, 1977
Praectenodonta Philip, 1962
Tancrediopsis Beushausen, 1895
Tellinopsis Hall, 1869
