Pleurobema fibuloides (I. Lea, 1859) Alabama, Coosa River
Disconaias fimbriata (L.S. Frierson, 1907) Mexico, San Luis Potosì
Elliptio fisheriana (I. Lea, 1838) Pennsylvania
Fusconaia flava (C.S. Rafinesque, 1820) Wisconsin81,1 mm
Fusconaia flava undata P.W. Parmalee, 1967 Wisconsin60,5 mm
Epioblasma flexuosa (C.S. Rafinesque, 1820) Kentucky, Kentucky River
Epioblasma florentina (I. Lea, 1857) Alabama, Florence
Lampsilis floridensis (I. Lea, 1857) Florida60 mm
Sphenonaias flucki (P. Bartsch, 1906) Nicaragua
Anemina fluminea (P.M. Heude, 1877) China, Nanking
Elliptio folliculata I. Lea, 1838 USA. Virginia56 mm
Arcidopsis footei (W. Theobald, 1876) India, Mysore
Ptychobranchus foremanianus (I. Lea, 1842) Georgia, Conasauga River
Leptodea fragilis C.S. Rafinesque, 1820 Alabama102 mm
Pyganodon fragilis (J.B.P.A. Lamarck, 1819) Michigan, Kent County
Quadrula fragosa T.A. Conrad, 1835 Minnesota
Unio franconica (FOSSIL) R. Dehm, 1935 †
Elliptio fraterna (I. Lea, 1852) South Carolina, Abbeville
Physunio friersoni C.T. Simpson, 1914 India, Chapra
Lampsilis fullerkati R.I. Johnson, 1984 North Carolina, Lake Waccamaw
Rhombuniopsis fultoni I.M. Moskvicheva& Y.I. Starobogatov, 1973 Yunnan, China
Contradens fulvaster (H. Drouët& M.A. Chaper, 1892) Malaysia, Borneo
Elliptio fumata (I. Lea, 1857) Ohio, Columbus
Coelatura gabonensis (H.C. Küster, 1862) Congo, Pointe Noire
Coelatura gabonensis minor J. Germain, 1907 Tchad, Lake Tchad
Germainaia geayi (J. Germain, 1911) Madagascar, Andriantantely
Lamellidens generosus (A.A. Gould, 1847) Myanmar, Pegu
Pleurobema georgianum I. Lea, 1841 Alabama, Coosa River
Pleuronaia gibbera (I. Lea, 1838) Tennessee
Pyganodon gibbosa (T. Say, 1824) USA, Georgia
Unio gibbus L. Spengler, 1793 Spain, Barbate River
Unionelloides giganteus (FOSSIL) (D. Mongin, 1963 †) Niger230 mm
Oxynaia gladiator (C.M.F. Ancey, 1881) Vietnam, Tonkin
Lanceolaria gladiola (P.M. Heude, 1874) Poyang Lake, Jiangxi, China60 mm
Unionelloides globitriangularis (FOSSIL) Gu, 1962 †