Fasciolariidae Gray, 1853
Hemipolygona aldeynzeri (Garcia, 2001)
Hemipolygona amaliae (Küster & Kobelt, 1874)
Hemipolygona armata (A. Adams, 1855)
Hemipolygona beckyae (Snyder, 2000)
Hemipolygona bonnieae (Smythe, 1985)
Hemipolygona carinifera (Lamarck, 1816)
Hemipolygona centrifuga (Dall, 1915)
Hemipolygona cuna (Petuch, 1990)
Hemipolygona distincta (A. Adams, 1855)
Hemipolygona honkeri Snyder, 2006
Hemipolygona lamyi Snyder, 2007
Hemipolygona mcgintyi (Pilsbry, 1939)
Hemipolygona mcmurrayi (Clench & Aguayo, 1941)
Hemipolygona mosselensis (Tomlin, 1932)
Hemipolygona recurvirostra (Schubert & Wagner, 1829)
Hemipolygona varai (Bullock, 1970)
