Cancellariidae Forbes & Hanley, 1853
Merica aqualica (Petit & Harasewych, 1986)
Merica asperella (Lamarck, 1822)
Merica boucheti (Petit & Harasewych, 1986)
Merica deynzeri Petit & Harasewych, 2000
Merica ektyphos Petit & Harasewych, 2000
Merica elegans (G.B. Sowerby I, 1822)
Merica gigantea (Lee & Lan, 2002)
Merica laticosta (Löbbecke, 1881)
Merica lussii Petit & Harasewych, 2000
Merica marisca Bouchet & Petit, 2002
Merica melanostoma (G.B. Sowerby II, 1849)
Merica oblonga (G.B. Sowerby I, 1825)
Merica purpuriformis (Kiener, 1841)
Merica sinensis (Reeve, 1856)
Merica stuardoi (McLean & Andrade, 1982)
Sydaphera anxifer (Iredale, 1925)
Sydaphera australis (Sowerby, 1832)
Sydaphera christiana Verhecken, 2008
Sydaphera delicosa Laseron, 1955
Sydaphera fulva (Lee & Lan, 2002)
Sydaphera granosa (G.B. Sowerby I, 1832b)
Sydaphera lactea (Deshayes, 1830)
Sydaphera obnixa (Iredale, 1936)
Sydaphera panamuna (Garrard, 1975)
Sydaphera spengleriana (Deshayes, 1830)
Sydaphera tasmanica (Tenison-Woods, 1876)
Sydaphera undulata (G.B. Sowerby II, 1849)
