Nephronaias plicatula (J.G.F. de Charpentier in H.C. Küster, 1856) Guatemala
Lamprotula plumbea (J.H. Chemnitz, 1795) Japan
Nephritica poeyana (I. Lea, 1857) Mexico, Coyucan
Lamprotula polysticta (P.M. Heude, 1877) Xiangjiang river, Hunan, China90 mm
Popenaias popeii (I. Lea, 1857) Mexico, San Luis Potosì
Lampsilis powellii I. Lea, 1852 Arkansas
Trapezoideus prashadi F. Haas, 1922 India, Mysore
Elliptio producta T.A. Conrad, 1836 Pennsylvania
Psorula profunda (C.T. Simpson, 1914) Guatemala
Epioblasma propinqua (I. Lea, 1857) Alabama, Florence
Anodonta pseudodopsis É.A.A. Locard, 1883 Syria, Lake Antioch
Oxynaia pugio (W.H. Benson, 1862) Myanmar
Elliptio pullata (I. Lea, 1856) Alabama, Conecuh River67 mm
Toxolasma pullus T.A. Conrad, 1838 Alabama
Potamilus purpuratus J.B.P.A. Lamarck, 1819 Alabama105 mm
Simpsonella purpurea (A. Valenciennes in A.von Humboldt& A. Bonpland, 1821) Philippines, Bohol85,4 mm
Elliptio purpurella (I. Lea, 1857) USA, Georgia
Disconaias purpuriata (T. Say, 1831) Mexico, San Luis Potosì
Amphinaias pustulosa (I. Lea, 1831) Arkansas68 mm
Amphinaias pustulosa mortoni (T.A. Conrad, 1836) Texas45 mm
Pleurobema pyriforme I. Lea, 1857 Alabama37 mm
Sinanodonta qingyuani He & Z. Zhuang, 2013
Psorula quadrata (C.T. Simpson, 1914) Guatemala
Anodontoides quadrata (FOSSIL) McCoy † UK, Wales
Quadrula quadrula C.S. Rafinesque, 1820 Alabama78,2 mm
Unio rackianus (FOSSIL) Š. Brusina, 1874 † Croatia
Lampsilis radiata (J.F. Gmelin, 1791) Indiana63 mm
Lampsilis radiata luteola (J.B.P.A. Lamarck, 1819) USA, Ohio74 mm
Lampsilis radiata siliquoidea D.W. Barnes, 1823 Alabama90 mm
Cristaria radiata C.T. Simpson, 1900 Philippines, Punta Engano
Anodontoides radiatus (T.A. Conrad, 1834) Georgia, Columbus
Discomya radulosa (H. Drouët& M.A. Chaper, 1892) Malaysia, Borneo
Lampsilis rafinesqueana L.S. Frierson, 1927 Kansas122,2 mm
Parreysia rajahensis (I. Lea, 1841) India, Assam
Gonidea randalli (J.B. Trask, 1855) Canada, Lake Winnipeg