Ranellidae Gray, 1854
Austrosassia abbotti
Austrosassia annectan (Tate, 1888)
Austrosassia annectans
Austrosassia crassicostatus
Austrosassia pahaoaensis
Austrosassia tortirostris
Austrotriton balcombensis Chapple, 1941
Austrotriton bassi
Austrotriton cyphus
Austrotriton gibbus
Austrotriton parkinsonius Perry, 1811
Austrotriton protensus
Austrotriton textilis
Austrotriton tumulosus
Austrotriton woodsi
Austrotriton woodsii
Cymatiella gemmulatus
Cymatiella pratti
Sassia abboti
Sassia annectans (Tate, 1888)
Sassia apenninica (Sassi, 1827)
Sassia basilicus (Iredale, 1924)
Sassia bassi (Angas, 1869)
Sassia bassii (Angas, 1869)
Sassia carlea
Sassia columnaria (Hedley & May, 1908)
Sassia columnarium Hedley & May, 1908
Sassia cribrosa (Tate)
Sassia eburnea (Reeve, 1844)
Sassia eburneus Reeve, 1844
Sassia epitrema (Tenison Woods, 1877)
Sassia fraterculus Dunker, 1871
Sassia fusiformis Kiener, 1842
Sassia gaimardi Iredale, 1929
Sassia garrardi (Beu, 1970)
Sassia granulatum Dunker, 1871
Sassia kampyla (Watson, 1885)
Sassia lesueuri Iredale, 1929
Sassia leucostomoides
Sassia lewisi Harasewych & Petuch, 1980
Sassia melpangi Harasewych & Beu, 2007
Sassia midwayensis (Habe & Okutani, 1968)
Sassia mimetica (Tate, 1893)
Sassia mimeticus Tate, 1893
Sassia nassariformis (G.B. Sowerby Iii, 1902)
Sassia nodocostasta Tate & May, 1900
Sassia palmeri (Powell, 1967)
Sassia parkinsonia (Perry, 1811)
Sassia parkinsoniana (Perry, 1811)
Sassia parvula
Sassia peroniana Iredale, 1929
Sassia petulans (Hedley & May, 1908)
Sassia philomelae (Watson, 1881)
Sassia ponderi Beu, 1987
Sassia pumilio (Hedley, 1903)
Sassia quoyi Reeve, 1844
Sassia remensa (Iredale, 1936)
Sassia semitorta (Kuroda & Habe in Habe, 1961)
Sassia sexcostata (Tate, 1888)
Sassia subdistorta (Lamarck, 1822)
Sassia subdistortus Lamarck, 1822
Sassia verrucosa (Reeve, 1844)
Sassia verrucosus Reeve, 1844
Tritonium (Sassia) indicum