• Conjectura carinata Powell, 1940 accepted as Acremodontina carinata (Powell, 1940)
• Conjectura glabella (R. Murdoch, 1908)
• Conradia cingulifera A. Adams, 1860
• Conradia doliaris A. Adams, 1863
• Conradia minuta Golikov & Starobogatov, 1976 accepted as Fusitriton oregonensis (Redfield, 1846)
• Conradia perclathrata Sakurai, 1983
• Crossea alliciens Melvill, 1910
• Crossea bellula A. Adams, 1865
• Crossea biconica Hedley, 1902
• Crossea cancellata Tenison Woods, 1878
• Crossea carinata Hedley, 1903
• Crossea concinna Angas, 1867
• Crossea consobrina May, 1915
• Crossea gatliffi Hedley, 1902
• Crossea gemmata Hedley, 1912
• Crossea inverta Hedley, 1907
• Crossea labiata Tenison-Woods, 1876
• Crossea miranda A. Adams, 1865
• Crossea naticoides Hedley, 1907
• Crossea striata Watson, 1883
• Crossea vesca (Finlay, 1927)
• Crosseola bollonsi Dell, 1956
• Crosseola concinna (Angas, 1867)
• Crosseola cuvieriana (Mestayer, 1919)
• Crosseola errata Finlay, 1926
• Crosseola favosa Powell, 1937
• Crosseola intertexta Powell, 1937
• Crosseola princeps (Tate, 1890)
• Gottoina pyrgula Adams, 1863
• Gottoina sulcifera Adam, 1863