Retusidae Thiele, 1926
Rhizorus adelaidis Montfort, 1810
Rhizorus kinokunianus Habe, 1946
Volvula cylindrella Adams, 1862
Volvula iota
Volvula ovulina Adams, 1862
Volvula oxytata
Volvula radiola Adams, 1862
Volvula spectabilis Adams, 1862
Volvulella acuminata (Bruguière, 1792)
Volvulella acuminatus Bruguière, 1792
Volvulella californica Dall, 1919
Volvulella cannada
Volvulella cathana Dall, 1919
Volvulella catharia Dall, 1919
Volvulella cylindrica (Carpenter, 1864)
Volvulella minuta (Bush, 1885)
Volvulella multistriata Valdés, 2008
Volvulella nesentus Finlay, 1926
Volvulella onoae Valdés, 2008
Volvulella panamica Dall, 1919
Volvulella paupercula (Watson, 1883)
Volvulella persimilis (Morch, 1875)
Volvulella recta (Morch, 1875)
Volvulella rostrata (A. Adams, 1850)
Volvulella sculpturata Minichev, 1971
Volvulella texasiana Harry, 1967
Volvulella truncata Dell, 1956
