Genus Crepidula

Bostricapulus Olsson & Harbison, 1953
Crypta Humphreys, 1797
Dispotaea Say, 1826
Ergaea Adams H. & A., 1854
Ianacus Mørch, 1852
Janacus Paetel, 1875
Jenacus Mørch, 1853
Maoricrypta Finlay, 1927
Zeacrypta Finlay, 1927