Retusa laurenti intermedia (FOSSIL) (R.A. Philippi, 1843) †
Retusa lenis Á. Valdés, 2008
Retusa leptoeneilema (Š. Brusina, 1866)
Pyrunculus longiformis G.Y. Lin & Z. Qi, 1986
Retusa longispirata (G. Yamakawa, 1911)
Retusa mammillata (R.A. Philippi, 1836)
Retusa mariei (P. Dautzenberg, 1889)
Cylichnina marylandica (FOSSIL) Martin, 1904 †
Decorifer matusimanus (S. Nomura, 1940)
Retusa mayoi (W.H. Dall, 1889)
Pyrunculus medius (W.H. Dall, 1927)
Pyrunculus metaformis (FOSSIL) M. Harzhauser, 2014 †
Retusa minima (G. Yamakawa, 1911)
Retusa minutissima (T.A. de M. Monterosato, 1878 ex H. Martin MS)
Retusa miyagianus S. Nomura, 1940
Cylichnina mongii (J.V. Audouin, 1827)
Retusa montereyensis A.G. Smith & W.J. Gordon,1948
Cylichnina multiquadrata (J.J. Oberling, 1970)
Relichna murdochi (H.H. Suter, 1913)
Retusa natalensis K.H. Barnard, 1963
Retusa nitida (A. Adams, 1850)
Cylichnina nitidula (S.L. Lovén, 1846)
Retusa obesa J.G. Jeffreys, 1880
Pyrunculus obesiusculus (G.A. Brugnone, 1877)
Retusa obtusa (G. Montagu, 1808)
Retusa omphalis O.A.L. Mörch, 1875
Retusa operculata Y.S. Minichev, 1966
Cylichnina opima (H.J. Finlay, 1926)
Retusa oruaensis (W.H. Webster, 1908)
Retusa otahuhuensis (FOSSIL) (C.R. Laws, 1950 †)
Pyrunculus ovatus (J.G. Jeffreys, 1871)
Retusa ovoides (K.O. Milaschewitsch,1916)
Retusa ovulina G.Y. Lin, 1991
Relichna pachys (R.B. Watson, 1883)
Retusa parvula (J.G. Jeffreys, 1883)