-
Unio abbevillensis
I. Lea, 1857
-
Lithodomina abbreviata
L. Waagen, 1881 † (FOSSIL)
-
Cyprogenia aberti
(T.A. Conrad, 1850)
-
Mujanaia abeuensis
G. Delvene, M. Munt & al., 2016 † (FOSSIL)
-
Unio abrantesianus
É.A.A. Locard, 1899
-
Lampsilis abrupta
T. Say, 1831
-
Unio abyssinicus
E.C. Von Martens, 1866
-
Lanceolaria acrorrhyncha
(E.C. Von Martens, 1894)
-
Nitia acuminata
(C.B. Adams, 1866)
-
Medionidus acutissimus
(I. Lea, 1831)
-
Coelatura aegyptiaca
(F. Cailliaud, 1827)
-
Pseudodon aeneolus
H. Drouët & M.A. Chaper, 1892
-
Nephronaias aeruginosa
(P.M.A. Morelet, 1849)
-
Tuaregunio agadesensis
(D. Mongin, 1963 †) (FOSSIL)
-
Elliptio ahenea
I. Lea, 1843
-
Epioblasma ahlstedti
J.W. Jones & R.J. Neves, 2010
-
Potamilus alatus
(T. Say, 1817)
-
Lepidodesma aligera
(P.M. Heude, 1877)
-
Coelatura alluaudi
(P. Dautzenberg, 1908)
-
Hamiota altilis
(T.A. Conrad, 1834)
-
Pleurobema altum
T.A. Conrad, 1854
-
Simpsoniconcha ambigua
(T. Say, 1825)
-
Leptodea amphichaena
L.S. Frierson, 1898
-
Villosa amygdala
(I. Lea, 1843)
-
Anodonta anatina
(C. Linnaeus, 1758)
-
Brazzaea anceyi
J.R. Bourguignat, 1885
-
Unio andersoni
Hudson, 1963 † (FOSSIL)
-
Parreysia (Radiatula) andersoniana
(G. Nevill, 1877)
-
Anodonta (Anemina) angula
(S. Tchang, K. Li & J.Y. Liu, 1965)
-
Gonidea angulata
(I. Lea, 1838)
-
Elliptio angustata
I. Lea, 1831
-
Anodontoides angustifrons
(F. McCoy, 1851 †) (FOSSIL)
-
Parreysia annandalei
H.B. Preston, 1912
-
Quadrula apiculata
T. Say, 1829
-
Elliptio aquila
(I. Lea, 1857)
-
Cyclonaias (Micronaias) arata
(I. Lea, 1845)
-
Elliptio arca
T.A. Conrad, 1834
-
Epioblasma arcaeformis
(I. Lea, 1831)
-
Anodonta (Anemina) arcaeformis
(P.M. Heude, 1877)
-
Elliptio arctata
T.A. Conrad, 1834
-
Unio arcuatus
N.R. Bouchard-Chantereaux, 1838
-
Alasmidonta arcula
I. Lea, 1838
-
Obovaria arkansasensis
(I. Lea, 1862)
-
Fusconaia askewi
(W.A. Marsh, 1896)
-
Quadrula (Amphinaias) asperata
(I. Lea, 1861)
-
Unio asturianus
G. Delvene & al., 2016 † (FOSSIL)
-
Pleurobema athearni
Gangloff, G.C. Williams & Feminella, 2006
-
Alasmidonta atropurpurea
C.S. Rafinesque, 1831
-
Quadrula (Amphinaias) aurea
(I. Lea, 1859)
-
Pseudodon aureus
P.M. Heude, 1885
-
Acuticosta aurorea
(P.M. Heude, 1883)
-
Hamiota australis
(C.T. Simpson, 1900)
-
Pseudodon avae
(W. Theobald, 1873)
-
Prisodontopsis aviculaeformis
F.R. Woodward, 1991
-
Nephronaias aztecorum
(R.A. Philippi, 1847)
-
Coelatura bakeri
(C.B. Adams, 1866)
-
Lithodomina bakhensis
Reed, 1944 † (FOSSIL)
-
Fusconaia barnesiana
(I. Lea, 1829)
-
Lamprotula bazini
(P.M. Heude, 1877)
-
Pleurobema beadleianum
(I. Lea, 1861)
-
Cristaria beirensis
Y.Y. Liu & W.Z. Zhang, 1982
-
Unionelloides bellalensis
D. Van Damme & A. Bogan, 2015 † (FOSSIL)
-
Anodonta beringiana
(A.T. von Middendorff, 1851)
-
Parreysia bhamoensis
W. Theobald, 1873
-
Hyriopsis bialatus
C.T. Simpson, 1900
-
Epioblasma biemarginata
I. Lea, 1857
-
Pseudobaphia biesiana
(P.M. Heude, 1877)
-
Lanceolaria bilirata
(E.C. Von Martens, 1902)
-
Lampsilis binominata
C.T. Simpson, 1900
-
Nkondonaia bisulcata
D. Van Damme & G.E. Pickford, 2010 † (FOSSIL)
-
Lamprotula blaisei
(H. Fischer & P. Dautzenberg, 1905)
-
Pseudodon bogani
Bolotov, Kondakov & Konopleva, 2017
-
Lanceolaria bogani
N.N. Thach, 2016
-
Parreysia (Radiatula) bonneaudi
(J.F.T. Eydoux, 1838)
-
Ctenodesma borneensis
(A. Issel, 1874)
-
Lampsilis bracteata
A.A. Gould, 1855
-
Lamellidens brandti
Bolotov, Konopleva & Vikhrev, 2017
-
Inversidens brandtii
(W. Kobelt, 1879)
-
Dysnomia brevidens
(I. Lea, 1831)
-
Coelatura briarti
(P. Dautzenberg, 1901)
-
Unio brightoni
Woodward † (FOSSIL)
-
Unionetta broti
(G.P. Deshayes & A. Jullien, 1874)
-
Fusconaia burkei
(A.E. Ortmann & B. Walker, 1922)
-
Parreysia burmana
W.T. Blanford, 1869
-
Coelatura (Grandidieria) burtoni
(S. Woodward, 1859)
-
Parreysia (Radiatula) caerulea
(I. Lea, 1831)
-
Unio caffer
(C.F.F. von Krauss, 1848)
-
Nephronaias calamitarum
(P.M.A. Morelet, 1849)
-
Barynaias caldwellii
(I. Lea, 1858)
-
Anodonta californiensis
I. Lea, 1852
-
Nephronaias (Sphenonaias) callosa
(I. Lea, 1841)
-
Physunio cambodiensis
(I. Lea, 1856)
-
Pseudodon cambodjensis
(S.A.A. Petit De La Saussaye, 1865)
-
Leoparreysia canefrii
Vikhrev, Bolotov & Kondakov, 2017
-
Potamilus capax
J. Green, 1832
-
Cuneopsis capitatus
(P.M. Heude)
-
Dysnomia capsaeformis
(I. Lea, 1834)
-
Lampsilis cardium
C.S. Rafinesque, 1820
-
Solenaia carinata
(P.M. Heude, 1877)
-
Pilsbryoconcha carinifera
(T.A. Conrad, 1837)
-
Lampsilis cariosa
(T. Say, 1817)
-
Uniomerus carolinianus
(L.A.G. d'A. Bosc, 1801)
-
Unio carteri
Hislop, 1859 † (FOSSIL)
-
Anodonta cataracta
T. Say, 1817
-
Caudiculatus caudiculatus
(E.C. Von Martens, 1866)
-
Lamprotula caveata
(P.M. Heude, 1877)
-
Cuneopsis celtiformis
(P.M. Heude, 1874)
-
Fusconaia cerina
(T.A. Conrad, 1838)
-
Nephronaias championi
(E.C. Von Martens, 1900)
-
Pseudodon chaperi
(J.J.M. de Morgan, 1885)
-
Parreysia (Radiatula) chaudhurii
H.B. Preston, 1912
-
Nitia chefneuxi
(H. Neuville & J.G. Anthony, 1906)
-
Acuticosta chinensis
(I. Lea, 1868)
-
Scabies chinensis
Y.Y. Liu, Y.H. Duan & K.Y. Lai, 1991
-
Elliptio chipolaensis
B. Walker, 1905
-
Cristaria choboensis
J.F. Mabille, 1889
-
Villosa choctawensis
E.W. Athearn, 1964
-
Parreysia choprae
B. Prashad, 1930
-
Coelatura choziensis
(H.B. Preston, 1910)
-
Plethobasus cicatricosus
(T. Say, 1829)
-
Epioblasma cincinnatiensis
(I. Lea, 1840)
-
Unionelloides circularis
(Ding & al., 1982 †) (FOSSIL)
-
Elliptio cistellaeformis
I. Lea, 1863
-
Pleurobema clava
J.B.P.A. Lamarck, 1819
-
Truncilla cognata
I. Lea, 1860
-
Pleurobema collina
T.A. Conrad, 1837
-
Nephronaias (Sphenonaias) colorata
(J.G.F. de Charpentier in H.C. Küster, 1856)
-
Uniomerus columbensis
(I. Lea, 1857)
-
Elliptio complanata
(J. Lightfoot, 1786)
-
Lasmigona complanata
(D.W. Barnes, 1823)
-
Pseudanodonta complanata
(E.A. Rossmässler, 1835)
-
Lasmigona compressa
(I. Lea, 1829)
-
Leguminaia (Microcondylaea) compressa
(K.T. Menke, 1830)
-
Actinonaias computata
(J.C.H. Crosse & P.H. Fischer, 1893)
-
Lampsilis (Disconaias) conchos
D.W. Taylor, 1997
-
Lamprotula confragosa
(L.S. Frierson, 1928)
-
Arcidens confragosus
(T. Say, 1829)
-
Elliptio congaraea
(I. Lea, 1831)
-
Strophitus connasaugaensis
(I. Lea, 1858)
-
Medionidus conradicus
(I. Lea, 1838)
-
Lamellidens consobrinus
(I. Lea, 1859)
-
Villosa constricta
(T.A. Conrad, 1838)
-
Contradens contradens
(I. Lea, 1838)
-
Plethobasus cooperianus
(I. Lea, 1834)
-
Nephronaias copanensis
(E.C. Von Martens, 1900)
-
Fusconaia cor
(T.A. Conrad, 1834)
-
Parreysia corbis
(S.C.T. Hanley, 1856)
-
Pleurobema cordatum
C.S. Rafinesque, 1820
-
Lamprotula coreana
E.C. Von Martens, 1905
-
Lamprotula cornuumlunae
(P.M. Heude, 1883)
-
Lamellidens corrianus
(I. Lea, 1834)
-
Parreysia corrugata
(O.F. Müller, 1774)
-
Toxolasma corvunculus
I. Lea, 1868
-
Lasmigona costata
(C.S. Rafinesque, 1820)
-
Quadrula (Amphinaias) couchiana
(I. Lea, 1860)
-
Anodonta (Utterbackiana) couperiana
(I. Lea, 1840)
-
Actinonaias coyensis
(H.A. Pilsbry, 1910)
-
Lamprotula crassa
(W. Wood, 1815)
-
Elliptio crassidens
J.B.P.A. Lamarck, 1819
-
Pseudodon crassus
H. Drouët & M.A. Chaper, 1892
-
Unio crassus
L. Philipsson in A. Retzius, 1788
-
Pseudodon crebristriatus
J.G. Anthony, 1865
-
Coelatura cridlandi
G. Mandahl-Barth, 1954
-
Scabies crispata
(A.A. Gould, 1843)
-
Parreysia (Radiatula) crispisulcata
(W.H. Benson, 1862)
-
Psoronaias crocodilorum
(P.M.A. Morelet, 1849)
-
Unio cumberlandi
F.W. Woodward, 1965 † (FOSSIL)
-
Pseudodon cumingii
(I. Lea, 1850)
-
Hyriopsis cumingii
(I. Lea, 1834)
-
Fusconaia cuneolus
(I. Lea, 1840)
-
Pleurobema curtum
I. Lea, 1859
-
Anodonta cygnea
(C. Linnaeus, 1758)
-
Elliptio cylindracea
L.S. Frierson, 1927
-
Toxolasma cylindrellus
I. Lea, 1868
-
Parreysia cylindrica
T.N. Annandale & B. Prashad, 1919
-
Theliderma cylindrica
(T. Say, 1817)
-
Lanceolaria cylindrica
(C.T. Simpson, 1900)
-
Plethobasus cyphyus
(C.S. Rafinesque, 1820)
-
Anodonta cyrea
H. Drouët, 1881
-
Pachynaias cyrenoides
(R.A. Philippi, 1847)
-
Elliptio dariensis
I. Lea, 1842
-
Pleurobema decisum
I. Lea, 1831
-
Uniomerus declivis
(T. Say, 1831)
-
Lasmigona decorata
(I. Lea, 1852)
-
Anodonta dejecta
J. Lewis, 1875
-
Hyriopsis delaportei
(J.C.H. Crosse & P.H. Fischer, 1876)
-
Lampsilis (Delphinonaias) delphinulus
(P.M.A. Morelet, 1849)
-
Villosa delumbis
(T.A. Conrad, 1834)
-
Cuneopsis demangei
F. Haas, 1929
-
Nodularia denserugata
F. Haas, 1910
-
Hyriopsis desowitzi
R.A.M. Brandt, 1974
-
Oxynaia diespiter
(J.F. Mabille, 1887)
-
Elliptio dilatata
C.S. Rafinesque, 1820
-
Lampsilis (Disconaias) disca
(I. Lea, 1838)
-
Psoronaias distincta
(J.C.H. Crosse & P.H. Fischer, 1893)
-
Lamprotula divergens
(W.H. Benson, 1855)
-
Quadrula (Pleuronaia) dolabelloides
(I. Lea, 1840)
-
Lampsilis dolabraeformis
I. Lea, 1838
-
Plectomerus dombeyanus
(A. Valenciennes, 1827)
-
Truncilla donaciformis
I. Lea, 1827
-
Nodularia dorri
(G.E.J. Wattebled, 1886)
-
Nodularia douglasiae
(J.E. Gray in E. Griffith & E. Pidgeon, 1834)
-
Elliptio downiei
I. Lea, 1858
-
Dromus dromas
(I. Lea, 1834)
-
Unio durieui
G.P. Deshayes, 1847
-
Nephronaias dysonii
(I. Lea, 1859)
-
Fusconaia ebena
(I. Lea, 1831)
-
Amblema elliottii
I. Lea, 1856
-
Lampsilis (Venustaconcha) ellipsiformis
(T.A. Conrad, 1836)
-
Pseudodon ellipticus
T.A. Conrad, 1865
-
Lamprotula elongata
Y.Y. Liu, W.Z. Zhang & Y.X. Wang, 1980
-
Pseudanodonta elongata
(J.J.J. Holandre, 1836)
-
Nephronaias (Reticulatus) elvae
(B. Walker, 1924)
-
Solenaia emarginata
(I. Lea, 1860)
-
Elliptio errans
I. Lea, 1834
-
Fusconaia escambia
W.J. Clench & H. Turner, 1956
-
Coelatura essoensis
(M.A. Chaper, 1885)
-
Lasmigona etowaensis
(T.A. Conrad, 1849)
-
Lanceolaria eucylindrica
G.Y. Lin, 1962
-
Leguminaia (Pseudodontopsis) euphratica
(J.R. Bourguignat, 1852)
-
Anodonta (Anemina) euscaphys
(P.M. Heude, 1879)
-
Pressidens exanthematicus
(H.C. Küster, 1861)
-
Pilsbryoconcha exilis
(I. Lea, 1839)
-
Physunio eximius
(I. Lea, 1856)
-
Trapezoideus exolescens
(A.A. Gould, 1843)
-
Cyrtonaias explicata
(P.M.A. Morelet, 1849)
-
Pilsbryoconcha expressa
(E.C. Von Martens, 1900)
-
Unionetta fabagina
(G.P. Deshayes & A. Jullien, 1874)
-
Villosa fabalis
(I. Lea, 1831)
-
Pegias fabula
(I. Lea, 1838)
-
Cyclonaias (Micronaias) fallaciosa
(C.T. Simpson, 1914)
-
Haasodonta fannyae
(R.I. Johnson, 1948)
-
Lampsilis fasciola
C.S. Rafinesque, 1820
-
Ptychobranchus fasciolaris
(C.S. Rafinesque, 1820)
-
Parreysia favidens
(W.H. Benson, 1862)
-
Parreysia feae
C.M. Tapparone-Canefri, 1889
-
Parreysia feddeni
W. Theobald, 1873
-
Physunio ferrugineus
T.N. Annandale, 1918
-
Anodontoides ferussacianus
(I. Lea, 1834)
-
Aculamprotula fibrosa
(P.M. Heude, 1877)
-
Pleurobema fibuloides
(I. Lea, 1859)
-
Lampsilis (Disconaias) fimbriata
(L.S. Frierson, 1907)
-
Elliptio fisheriana
(I. Lea, 1838)
-
Fusconaia flava
(C.S. Rafinesque, 1820)
-
Epioblasma flexuosa
(C.S. Rafinesque, 1820)
-
Epioblasma florentina
(I. Lea, 1857)
-
Lampsilis floridensis
(I. Lea, 1857)
-
Nephronaias (Sphenonaias) flucki
(P. Bartsch, 1906)
-
Anodonta (Anemina) fluminea
(P.M. Heude, 1877)
-
Elliptio folliculata
I. Lea, 1838
-
Arcidopsis footei
(W. Theobald, 1876)
-
Ptychobranchus foremanianus
(I. Lea, 1842)
-
Leptodea fragilis
C.S. Rafinesque, 1820
-
Pyganodon fragilis
(J.B.P.A. Lamarck, 1819)
-
Quadrula fragosa
T.A. Conrad, 1835
-
Unio franconica
R. Dehm, 1935 † (FOSSIL)
-
Elliptio fraterna
(I. Lea, 1852)
-
Physunio friersoni
C.T. Simpson, 1914
-
Lampsilis fullerkati
R.I. Johnson, 1984
-
Rhombuniopsis fultoni
I.M. Moskvicheva & Y.I. Starobogatov, 1973
-
Contradens fulvaster
(H. Drouët & M.A. Chaper, 1892)
-
Elliptio fumata
(I. Lea, 1857)
-
Coelatura gabonensis
(H.C. Küster, 1862)
-
Germainaia geayi
(J. Germain, 1911)
-
Lamellidens generosus
(A.A. Gould, 1847)
-
Pleurobema georgianum
I. Lea, 1841
-
Quadrula (Pleuronaia) gibbera
(I. Lea, 1838)
-
Pyganodon gibbosa
(T. Say, 1824)
-
Unio gibbus
L. Spengler, 1793
-
Unionelloides giganteus
(D. Mongin, 1963 †) (FOSSIL)
-
Oxynaia gladiator
(C.M.F. Ancey, 1881)
-
Lanceolaria gladiola
(P.M. Heude, 1874)
-
Unionelloides globitriangularis
Gu, 1962 † (FOSSIL)
-
Anodonta (Anemina) globosula
(P.M. Heude, 1878)
-
Unionelloides globulosus
(D. Mongin, 1963 †) (FOSSIL)
-
Nephronaias goascoranensis
(I. Lea, 1858)
-
Coelatura gommeryi
Musalizi, 2017 † (FOSSIL)
-
Lamprotula gottschei
(E.C. Von Martens, 1894)
-
Parreysia gowhattensis
(W. Theobald, 1873)
-
Unio grabaui
Martinson, 1956 † (FOSSIL)
-
Simpsonella gracilis
(I. Lea, 1850)
-
Rhabdotophorus gracilis
H.D. Russell, 1935 † (FOSSIL)
-
Cyclonaias (Micronaias) granadensis
(I. Lea, 1868)
-
Anodonta grandis
T. Say, 1829
-
Contradens gratiosus
(R.A. Philippi, 1845)
-
Lanceolaria grayana
(I. Lea, 1834)
-
Ptychobranchus greenii
(T.A. Conrad, 1834)
-
Amblema (Psorula) guatemalensis
(C.T. Simpson, 1900)
-
Nephronaias gundlachi
(R.W. Dunker, 1858)
-
Lampsilis haddletoni
E.W. Athearn, 1964
-
Pseudodon hageni
(B. Strubell, 1897)
-
Chamberlainia hainesiana
(I. Lea, 1856)
-
Unio hamili
McLearn, 1929 † (FOSSIL)
-
Pleurobema hanleyianum
I. Lea, 1852
-
Nephronaias (Nephritica) haricotti
(L.S. Frierson, 1927)
-
Anodonta (Utterbackiana) hartfieldorum
(G.C. Williams, A. Bogan & J.T. Garner, 2009)
-
Pleurobema hartmanianum
(I. Lea, 1860)
-
Coelatura hauttecoeuri
(J.R. Bourguignat, 1883)
-
Dysnomia haysiana
(I. Lea, 1834)
-
Anodonta (Utterbackiana) heardi
W.J. Gordon & W.R. Hoeh, 1995
-
Elliptio hepatica
(I. Lea, 1859)
-
Nephronaias hermanni
(F. Haas, 1929)
-
Psoronaias herrerae
(W.B. Marshall, 1923)
-
Alasmidonta heterodon
(I. Lea, 1830)
-
Cuneopsis heudei
(P.M. Heude, 1874)
-
Lampsilis higginsii
I. Lea, 1857
-
Nephronaias hjalmarsoni
(R.W. Dunker, 1858)
-
Lasmigona holstonia
I. Lea, 1838
-
Elliptio hopetonensis
I. Lea, 1838
-
Coelatura horei
(E.A. Smith, 1880)
-
Parreysia houngdarauica
(C.M. Tapparone-Canefri, 1889)
-
Quadrula (Amphinaias) houstonensis
(I. Lea, 1859)
-
Parreysia (Radiatula) humilis
(I. Lea, 1856)
-
Sinanodonta hunganhi
Thach, 2016
-
Unio hunteri
Hislop, 1859 † (FOSSIL)
-
Lampsilis hydiana
I. Lea, 1838
-
Coelatura hypsiprymna
(E.C. Von Martens, 1897)
-
Elliptio icterina
T.A. Conrad, 1834
-
Coactunio iguallalensis
(D. Mongin, 1963 †) (FOSSIL)
-
Anodonta (Utterbackiana) imbecillis
(T. Say, 1829)
-
Pachynaias imbricata
(O.A.L. Mörch, 1861)
-
Unio imbricatus
Hislop, 1859 † (FOSSIL)
-
Unionelloides impensis
(Y.F. Huang & C. Chen, 1980 †) (FOSSIL)
-
Anodonta implicata
T. Say, 1829
-
Anodonta impura
T. Say, 1829
-
Contradens inaequalis
(A. de Rochebrune, 1882)
-
Lamellidens indawgyiensis
B. Prashad, 1930
-
Potamilus inflatus
(I. Lea, 1831)
-
Quadrula (Amphinaias) infucata
(T.A. Conrad, 1834)
-
Ensidens ingallsianus
(I. Lea, 1852)
-
Physunio inornatus
(I. Lea, 1856)
-
Pseudodon inoscularis
A.A. Gould, 1844
-
Pressidens insularis
(H. Drouët, 1894)
-
Theliderma intermedia
(T.A. Conrad, 1836)
-
Parreysia (Radiatula) involuta
(W.H. Benson, 1856)
-
Friersonia iridella
(H.A. Pilsbry & L.S. Frierson, 1907)
-
Solenaia iridinea
(P.M. Heude, 1874)
-
Villosa iris
(I. Lea, 1829)
-
Pronodularia japanensis
(I. Lea, 1859)
-
Elliptio jayensis
I. Lea, 1838
-
Lamellidens jenkinsianus
(W.H. Benson, 1862)
-
Acuticosta jianghanensis
J. He & Z. Zhuang, 2013
-
Anodonta johnseni
H.D. Russell, 1935 † (FOSSIL)
-
Inversiunio jokohamensis
(H.F.A. von Ihering, 1893)
-
Ptychobranchus jonesi
(H. Van Der Schalie, 1934)
-
Oxynaia jourdyi
(L.J. Morlet, 1886)
-
Unio jowikolensis
Cox, 1955 † (FOSSIL)
-
Elliptio judithae
A.H. Clarke, 1986
-
Unio katzeri
Š. Brusina, 1904 † (FOSSIL)
-
Quadrula (Amphinaias) keineriana
(I. Lea, 1852)
-
Anodonta kennerlyi
I. Lea, 1860
-
Parreysia (Radiatula) khadakvaslaensis
H.C. Ray, 1966
-
Solenaia khwaenoiensis
S. Panha & Deein, 2004
-
Coelatura kipopoensis
G. Mandahl-Barth, 1968
-
Unio kirchbergensis
Krauss, 1852 † (FOSSIL)
-
Lamprotula kouangensis
(C.T. Simpson, 1900)
-
Coelatura kunenensis
(A. Mousson, 1887)
-
Psoronaias kuxensis
L.S. Frierson, 1917
-
Unio lacaziana
D. Dupuy, 1843 † (FOSSIL)
-
Pyganodon lacustris
(I. Lea, 1852)
-
Lamellidens lamellatus
(I. Lea, 1838)
-
Schistodesmus lampreyanus
(W. Baird & A. Adams, 1867)
-
Fusconaia lananensis
L.S. Frierson, 1901
-
Elliptio lanceolata
I. Lea, 1827
-
Arconaia lanceolata
(I. Lea, 1856)
-
Lepidodesma languilati
(P.M. Heude, 1874)
-
Rostrunio lapparenti
(D. Mongin, 1963 †) (FOSSIL)
-
Potamilus largillierti
(R.A. Philippi, 1847)
-
Hemistena lata
C.S. Rafinesque, 1820
-
Unionelloides latiovalis
(Y.Y. Cai & H.X. Liu, 1978 †) (FOSSIL)
-
Lamprotula leai
(E. Griffith & E. Pidgeon, 1834)
-
Lamprotula leleci
(P.M. Heude, 1875)
-
Pilsbryoconcha lemeslei
(P.M.A. Morelet, 1875)
-
Nephronaias lempensis
W.B. Marshall, 1926
-
Epioblasma lenior
(I. Lea, 1842)
-
Coelatura leopoldvillensis
(S. Putzeys, 1898)
-
Leptodea leptodon
(C.S. Rafinesque, 1820)
-
Epioblasma lewisii
(B. Walker, 1910)
-
Nephronaias (Sphenonaias) liebmanni
(R.A. Philippi, 1847)
-
Villosa lienosa
(T.A. Conrad, 1834)
-
Actinonaias ligamentina
(J.B.P.A. Lamarck, 1819)
-
Parreysia (Radiatula) lima
C.T. Simpson, 1900
-
Lamprotula linae
J. He & Z. Zhuang, 2013
-
Ellipsaria lineolata
C.S. Rafinesque, 1820
-
Rectidens lingulatus
(H. Drouët & M.A. Chaper, 1892)
-
Potomida littoralis
(G.L.C.F.D. Cuvier, 1798)
-
Unio littoralis
J.B.P.A. Lamarck, 1801
-
Lamellidens liuovatus
(Z. Zhuang & J. He, 2013)
-
Cyrtonaias livida
(C.T. Simpson, 1900)
-
Toxolasma lividus
C.S. Rafinesque, 1831
-
Coelatura lobensis
(L.S. Frierson, 1913)
-
Scabies longata
Y.Y. Liu, Y.H. Duan & K.Y. Lai, 1991
-
Coelatura luapulaensis
(H.B. Preston, 1913)
-
Anodonta lurulenta
P.M.A. Morelet, 1849
-
Elliptio macmichaeli
W.J. Clench & H. Turner, 1956
-
Nephronaias macnielii
(I. Lea, 1869)
-
Truncilla macrodon
I. Lea, 1859
-
Lamellidens mainwaringi
H.B. Preston, 1912
-
Unio malgachensis
J. Germain, 1911
-
Unio mamillatus
Hislop, 1859 † (FOSSIL)
-
Unio mancus
J.B.P.A. Lamarck, 1819
-
Parreysia mandelayensis
W. Theobald, 1873
-
Lamprotula mansuyi
(P. Dautzenberg & H. Fischer, 1908)
-
Pseudodon manueli
Konopleva, Kondakov & Vikhrev, 2017
-
Lamellidens marginalis
(J.B.P.A. Lamarck, 1819)
-
Alasmidonta marginata
T. Say, 1818
-
Pleurobema marshalli
L.S. Frierson, 1927
-
Elliptio marsupiobesa
S.L.H. Fuller, 1972
-
Psoronaias martensi
L.S. Frierson, 1927
-
Fusconaia masoni
(T.A. Conrad, 1834)
-
Alasmidonta (Alasmidens) mccordi
(E.W. Athearn, 1964)
-
Toxolasma mearnsi
C.T. Simpson, 1900
-
Actinonaias medellina
(I. Lea, 1838)
-
Nephronaias mellea
(I. Lea, 1859)
-
Unio menkei
F.C.L. Koch & R.W. Dunker, 1847 † (FOSSIL)
-
Protunio messageri
(A.R.J.B. Bavay & P. Dautzenberg, 1901)
-
Popenaias metallica
(T. Say, 1831)
-
Theliderma metanevra
(C.S. Rafinesque, 1820)
-
Epioblasma metastriata
T.A. Conrad, 1838
-
Potamilus metnecktayi
R.I. Johnson, 1998
-
Nephronaias (Sphenonaias) mexicana
(R.A. Philippi, 1847)
-
Oxynaia micheloti
(L.J. Morlet, 1886)
-
Nephronaias (Sphenonaias) microdon
(E.C. Von Martens, 1887)
-
Physunio micropteroides
T.N. Annandale, 1918
-
Physunio micropterus
(P.M.A. Morelet, 1866)
-
Lamprotula microsticta
(P.M. Heude, 1877)
-
Pseudanodonta middendorffi
(Siemaschko, 1848)
-
Fusconaia mitchelli
(W.H. Dall, 1896)
-
Actinonaias moctezumensis
(H.A. Pilsbry, 1910)
-
Physunio modelli
R.A.M. Brandt, 1974
-
Pressidens moellendorffi
F. Haas, 1910
-
Coelatura monceti
(J.R. Bourguignat, 1883)
-
Elliptio monroensis
I. Lea, 1843
-
Psoronaias morini
(P.M.A. Morelet, 1851)
-
Coelatura mossambicensis
(E.C. Von Martens, 1860)
-
Parreysia (Radiatula) mouhoti
Vikhrev, Bolotov & Konopleva, 2017
-
Pseudodon mouhoti
I. Lea, 1863
-
Harmandia munensis
R.A.M. Brandt, 1974
-
Ptychorhynchus murinum
(P.M. Heude, 1883)
-
Nitia mutelaeformis
(J. Germain, 1906)
-
Coelatura (Mweruella) mweruensis
(E.A. Smith, 1908)
-
Hyriopsis myersiana
I. Lea, 1856
-
Pseudodon nankingensis
(P.M. Heude, 1874)
-
Lamprotula nanningensis
Z.X. Qian, Y. Fang & He, 2015
-
Lamellidens narainporensis
H.B. Preston, 1912
-
Ligumia nasuta
(T. Say, 1817)
-
Unio natosini
McLearn, 1929 † (FOSSIL)
-
Villosa nebulosa
(T.A. Conrad, 1834)
-
Amblema neislerii
I. Lea, 1858
-
Solenaia neotriangularis
J. He & Z. Zhuang, 2013
-
Magnonaias nervosa
(C.S. Rafinesque, 1820)
-
Trapezoideus nesemanni
Konopleva, Vikhrev & Bolotov, 2017
-
Pachynaias nicaraguensis
(I. Lea, 1868)
-
Magnonaias nickliniana
(I. Lea, 1834)
-
Schepmania nieuwenhuisi
(M.M. Schepman, 1898)
-
Elliptio nigella
I. Lea, 1852
-
Quadrula nobilis
(T.A. Conrad, 1854)
-
Quadrula (Amphinaias) nodulata
(C.S. Rafinesque, 1820)
-
Lamprotula nodulosa
(W. Wood, 1815)
-
Lampsilis (Disconaias) novileonis
(H.A. Pilsbry, 1910)
-
Unio nubianus
Cox, 1955 † (FOSSIL)
-
Scabies nucleus
(I. Lea, 1856)
-
Parreysia (Radiatula) nuttalliana
(I. Lea, 1856)
-
Anodonta nuttalliana
(I. Lea, 1838)
-
Parreysia (Nyassunio) nyassaensis
(I. Lea, 1864)
-
Trapezidens obesa
Kondakov, Konopleva & Vikhrev, 2017
-
Epioblasma obliquata
(C.S. Rafinesque, 1820)
-
Parreysia (Radiatula) occata
(I. Lea, 1860)
-
Ptychobranchus occidentalis
(T.A. Conrad, 1836)
-
Elliptio occulta
(I. Lea, 1843)
-
Leptodea ochracea
(T. Say, 1817)
-
Sinanodonta ogurae
(J.T. Kuroda & T. Habe, 1987)
-
Potamilus ohiensis
C.S. Rafinesque, 1820
-
Solenaia oleivorus
(P.M. Heude, 1877)
-
Palindonaia oligocenica
R. Marquet, Lenaerts & Laporte, 2012 † (FOSSIL)
-
Parreysia olivacea
B. Prashad, 1930
-
Obovaria olivaria
C.S. Rafinesque, 1820
-
Parreysia (Radiatula) olivaria
(I. Lea, 1831)
-
Pseudodon omiensis
H. von Heimburg, 1884
-
Barynaias opacata
(J.C.H. Crosse & P.H. Fischer, 1893)
-
Anodonta oregonensis
I. Lea, 1838
-
Nephronaias oregonensis
(I. Lea, 1852)
-
Elongaria orientalis
(Lea, 1840)
-
Lampsilis ornata
T.A. Conrad, 1835
-
Villosa ortmanni
(B. Walker, 1925)
-
Psoronaias ostreata
(P.M.A. Morelet, 1849)
-
Dysnomia othcaloogensis
(I. Lea, 1857)
-
Lampsilis ovata
(T. Say, 1817)
-
Acuticosta ovata
(C.T. Simpson, 1900)
-
Pleurobema oviforme
T.A. Conrad, 1834
-
Lanceolaria oxyrhyncha
E.C. Von Martens, 1861
-
Fusconaia ozarkensis
(R.E. Call, 1887)
-
Parreysia (Radiatula) pachysoma
(W.H. Benson, 1862)
-
Lampsilis (Delphinonaias) paludosa
(P.M.A. Morelet, 1849)
-
Lampsilis (Disconaias) panacoensis
(G. von dem Busch in R.A. Philippi, 1843)
-
Trapezoideus panhai
Konopleva, Bolotov & Kondakov, 2017
-
Inversidens pantoensis
(M. von Neumayr, 1899)
-
Schepmania parcesculpta
(E.C. Von Martens, 1903)
-
Medionidus parvulus
(I. Lea, 1860)
-
Toxolasma parvus
(D.W. Barnes, 1823)
-
Toxolasma paulus
(I. Lea, 1840)
-
Chamberlainia paviei
(P.M.A. Morelet, 1891)
-
Parreysia pecten
(H.B. Preston, 1912)
-
Actinonaias pectorosa
(T.A. Conrad, 1834)
-
Anodonta (Utterbackiana) peggyae
R.I. Johnson, 1965
-
Medionidus penicillatus
(I. Lea, 1857)
-
Trapezoideus peninsularis
C.T. Simpson, 1900
-
Anodonta (Utterbackiana) peninsularis
A. Bogan & W.R. Hoeh, 1995
-
Epioblasma penita
(T.A. Conrad, 1834)
-
Amblema (Psorula) percompressa
(E.C. Von Martens, 1887)
-
Parreysia perconvexa
H.B. Preston, 1912
-
Unio peregrinus
B. Phillips, 1829
-
Hamiota perovalis
(T.A. Conrad, 1834)
-
Pleurobema perovatum
T.A. Conrad, 1834
-
Villosa perpurpurea
(I. Lea, 1861)
-
Epioblasma personata
(T. Say, 1829)
-
Quadrula (Amphinaias) petrina
(A.A. Gould, 1855)
-
Ptychorhynchus pfisteri
(P.M. Heude, 1874)
-
Scabies phaselus
(I. Lea, 1856)
-
Lamellidens phenchooganjensis
H.B. Preston, 1912
-
Unio pictorum
(C. Linnaeus, 1758)
-
Barynaias pigerrima
(J.C.H. Crosse & P.H. Fischer, 1893)
-
Parreysia (Radiatula) pilata
(I. Lea, 1866)
-
Hyriopsis pinchoniana
(P.M. Heude, 1883)
-
Cuneopsis pisciculus
(P.M. Heude, 1874)
-
Lampsilis (Delphinonaias) planivalvis
(P.M.A. Morelet, 1851)
-
Unio planus
D. Mongin, 1963 † (FOSSIL)
-
Lampsilis (Venustaconcha) pleasii
(W.A. Marsh, 1891)
-
Pleurobema plenum
I. Lea, 1840
-
Barynaias plexus
(T.A. Conrad, 1838)
-
Amblema plicata
(T. Say, 1817)
-
Cristaria plicata
(W.E. Leach, 1815)
-
Nephronaias plicatula
(J.G.F. de Charpentier in H.C. Küster, 1856)
-
Lamprotula plumbea
(J.H. Chemnitz, 1795)
-
Nephronaias (Nephritica) poeyana
(I. Lea, 1857)
-
Lamprotula polysticta
(P.M. Heude, 1877)
-
Popenaias popeii
(I. Lea, 1857)
-
Lampsilis powellii
I. Lea, 1852
-
Trapezoideus prashadi
F. Haas, 1922
-
Elliptio producta
T.A. Conrad, 1836
-
Amblema (Psorula) profunda
(C.T. Simpson, 1914)
-
Epioblasma propinqua
(I. Lea, 1857)
-
Anodonta pseudodopsis
É.A.A. Locard, 1883
-
Oxynaia pugio
(W.H. Benson, 1862)
-
Elliptio pullata
(I. Lea, 1856)
-
Toxolasma pullus
T.A. Conrad, 1838
-
Potamilus purpuratus
J.B.P.A. Lamarck, 1819
-
Simpsonella purpurea
(A. Valenciennes in A.von Humboldt & A. Bonpland, 1821)
-
Elliptio purpurella
(I. Lea, 1857)
-
Lampsilis (Disconaias) purpuriata
(T. Say, 1831)
-
Quadrula (Amphinaias) pustulosa
(I. Lea, 1831)
-
Pleurobema pyriforme
I. Lea, 1857
-
Sinanodonta qingyuani
He & Z. Zhuang, 2013
-
Amblema (Psorula) quadrata
(C.T. Simpson, 1914)
-
Anodontoides quadrata
McCoy † (FOSSIL)
-
Quadrula quadrula
C.S. Rafinesque, 1820
-
Unio rackianus
Š. Brusina, 1874 † (FOSSIL)
-
Lampsilis radiata
(J.F. Gmelin, 1791)
-
Cristaria radiata
C.T. Simpson, 1900
-
Anodontoides radiatus
(T.A. Conrad, 1834)
-
Discomya radulosa
(H. Drouët & M.A. Chaper, 1892)
-
Lampsilis rafinesqueana
L.S. Frierson, 1927
-
Parreysia rajahensis
(I. Lea, 1841)
-
Gonidea randalli
(J.B. Trask, 1855)
-
Coelatura ratidota
(Charmes, 1885)
-
Elliptio raveneli
T.A. Conrad, 1834
-
Alasmidonta raveneliana
I. Lea, 1834
-
Nephronaias ravistella
(P.M.A. Morelet, 1849)
-
Unio ravoisieri
G.P. Deshayes, 1847
-
Ligumia recta
(J.B.P.A. Lamarck, 1819)
-
Lampsilis reeveiana
(I. Lea, 1852)
-
Obliquaria reflexa
C.S. Rafinesque, 1820
-
Quadrula (Amphinaias) refulgens
(I. Lea, 1868)
-
Unio regularis
Fric, 1869 † (FOSSIL)
-
Inversiunio reinianus
(W. Kobelt, 1879)
-
Pseudodon resupinatus
E.C. Von Martens, 1902
-
Acuticosta retiaria
(P.M. Heude, 1883)
-
Nephronaias (Reticulatus) reticulatum
(Phillips) † (FOSSIL)
-
Nephronaias (Reticulatus) reticulatus
(C.T. Simpson, 1900)
-
Obovaria retusa
J.B.P.A. Lamarck, 1819
-
Pleurobema riddellii
I. Lea, 1861
-
Lemiox rimosus
C.S. Rafinesque, 1831
-
Solenaia rivularis
(P.M. Heude, 1877)
-
Elliptio roanokensis
I. Lea, 1838
-
Alasmidonta robusta
A.H. Clarke, 1981
-
Lamprotula rochechouarti
(P.M. Heude, 1875)
-
Coelatura rothschildi
(H. Neuville & J.G. Anthony, 1906)
-
Coelatura rotula
H.A. Pilsbry & J.C. Bequaert, 1927
-
Fusconaia rotulata
(B.H. Wright, 1899)
-
Glebula rotundata
(J.B.P.A. Lamarck, 1819)
-
Potamilus rovirosai
(H.A. Pilsbry, 1900)
-
Nephronaias rowellii
(I. Lea, 1859)
-
Pleurobema rubellum
T.A. Conrad, 1834
-
Nephronaias (Martensnaias) rubicunda
(E.C. Von Martens, 1900)
-
Pleurobema rubrum
C.S. Rafinesque, 1820
-
Amblema (Psorula) rudis
(C.T. Simpson, 1900)
-
Cuneopsis rufescens
(P.M. Heude)
-
Parreysia rugosa
(J.F. Gmelin, 1791)
-
Pachynaias rugososulcata
(I. Lea, 1866)
-
Nephronaias rugulosa
(J.G.F. de Charpentier in H.C. Küster, 1856)
-
Quadrula rumphiana
I. Lea, 1852
-
Ensidens sagittarius
(I. Lea, 1856)
-
Nephronaias sajensis
(L.S. Frierson, 1927)
-
Cyrtonaias saladoensis
(I. Lea, 1860)
-
Lamprotula salaputium
(E.C. Von Martens, 1902)
-
Amblema (Psorula) salinarum
(F. Haas, 1929)
-
Barynaias sallei
(J.C.H. Crosse & P.H. Fischer, 1893)
-
Pseudodon salwenianus
A.A. Gould, 1844
-
Epioblasma sampsonii
I. Lea, 1861
-
Actinonaias sapotalensis
(I. Lea, 1841)
-
Cyrtonaias sapperi
(H.F.A. von Ihering, 1901)
-
Lampsilis satura
I. Lea, 1852
-
Leguminaia saulcyi
(J.R. Bourguignat, 1852)
-
Nephronaias scamnata
(P.M.A. Morelet, 1849)
-
Ctenodesma scheibeneri
F. Haas, 1927
-
Hyriopsis schlegeli
(E.C. Von Martens, 1861)
-
Unio schoedei
(F. Haas, 1930)
-
Ptychorhynchus schomburgianus
(P.M. Heude, 1885)
-
Aculamprotula scripta
(P.M. Heude, 1875)
-
Unio scrobicularioides
Fric, 1869 † (FOSSIL)
-
Lampsilis (Delphinonaias) scutulata
(P.M.A. Morelet, 1849)
-
Lamellidens scutum
(G.B. Sowerby, 1868)
-
Pseudodon secundus
P.M. Heude, 1877
-
Anodontoides securiformis
McCoy † (FOSSIL)
-
Physunio semialatus
(G.P. Deshayes & A. Jullien, 1874)
-
Psoronaias semigranosa
(G. von dem Busch in R.A. Philippi, 1845)
-
Contradens semmelinki
(E.C. Von Martens, 1891)
-
Pronodularia seomjinensis
T. Kondo, H. Yang & S.H. Choi, 2007
-
Elliptio shepardiana
I. Lea, 1834
-
Parreysia (Radiatula) shurtleffiana
(I. Lea, 1856)
-
Modellnaia siamensis
R.A.M. Brandt, 1974
-
Acuticosta sichuanica
Zeng & Y.Y. Liu, 1989
-
Actinonaias signata
(H.A. Pilsbry, 1910)
-
Parreysia sikkimensis
I. Lea, 1859
-
Lamprotula similaris
(C.T. Simpson, 1900)
-
Medionidus simpsonianus
B. Walker, 1905
-
Unionelloides sinensis
(Gu, 1976 †) (FOSSIL)
-
Pleurobema sintoxia
C.S. Rafinesque, 1820
-
Nephronaias (Elliptoideus) sloatianus
(I. Lea, 1840)
-
Parreysia smaragdites
W.H. Benson, 1862
-
Unio solandrei
Sowerby, 1826 † (FOSSIL)
-
Solenaia soleniformis
(W.H. Benson, 1836)
-
Pseudodon solidus
F. Haas, 1911
-
Harmandia somboriensis
A. de Rochebrune, 1882
-
Scabies songkramensis
Kongim & S. Panha, 2015
-
Theliderma sparsa
(I. Lea, 1841)
-
Pachynaias spheniopsis
(P.M.A. Morelet, 1849)
-
Nephronaias sphenorhyncha
(J.C.H. Crosse & P.H. Fischer, 1893)
-
Elliptio spinosa
I. Lea, 1836
-
Schistodesmus spinosus
C.T. Simpson, 1900
-
Lampsilis splendida
I. Lea, 1838
-
Pleurobema stabilis
(I. Lea, 1861)
-
Coelatura stagnorum
(P. Dautzenberg, 1890)
-
Theliderma stapes
(I. Lea, 1831)
-
Cyprogenia stegaria
(C.S. Rafinesque, 1820)
-
Elliptio steinstansana
R.I. Johnson & A.H. Clarke, 1983
-
Epioblasma stewardsonii
I. Lea, 1852
-
Prohyriopsis stolata
(E.C. Von Martens, 1900)
-
Lampsilis straminea
T.A. Conrad, 1834
-
Lampsilis streckeri
L.S. Frierson, 1927
-
Unio stricklandii
B. Phillips, 1871 † (FOSSIL)
-
Pleurobema strodeanum
B.H. Wright, 1898
-
Coelatura stuhlmanni
(E.C. Von Martens, 1897)
-
Hamiota subangulata
(I. Lea, 1840)
-
Contradens subcircularis
(R.A.M. Brandt, 1974)
-
Anodonta (Utterbackiana) suborbiculata
(T. Say, 1831)
-
Unionelloides subquadrata
(X.T. Ma, 1999 †) (FOSSIL)
-
Ligumia subrostrata
(T. Say, 1831)
-
Fusconaia subrotunda
(I. Lea, 1831)
-
Obovaria subrotunda
(C.S. Rafinesque, 1820)
-
Parreysia (Radiatula) substriata
(I. Lea, 1856)
-
Ptychobranchus subtentum
(T. Say, 1825)
-
Strophitus subvexus
T.A. Conrad, 1834
-
Lasmigona subviridis
(T.A. Conrad, 1835)
-
Quadrula (Amphinaias) succissa
(I. Lea, 1852)
-
Rectidens sumatrensis
(R.W. Dunker, 1852)
-
Unionelloides suni
(Chow, 1953 †) (FOSSIL)
-
Physunio superbus
(I. Lea, 1843)
-
Rhombuniopsis superstes
(M. von Neumayr, 1899)
-
Nephronaias tabascoensis
(J.G.F. de Charpentier in H.C. Küster, 1856)
-
Villosa taeniata
(T.A. Conrad, 1829)
-
Pleurobema taitianum
I. Lea, 1834
-
Cyrtonaias tampicoensis
(I. Lea, 1838)
-
Pseudospatha tanganyicensis
(E.A. Smith, 1880)
-
Nephronaias (Sphenonaias) taumilapana
(T.A. Conrad, 1855)
-
Rhombuniopsis tauriformis
(H.C. Fulton, 1906)
-
Parreysia tavoyensis
(A.A. Gould, 1843)
-
Saharella tedreftensis
D. Mongin, 1963 † (FOSSIL)
-
Popenaias tehuantepecensis
(J.C.H. Crosse & P.H. Fischer, 1893)
-
Nephronaias tempisquensis
H.A. Pilsbry, 1920
-
Cristaria tenuis
(E. Griffith & E. Pidgeon, 1833)
-
Lampsilis teres
C.S. Rafinesque, 1820
-
Nitia teretiuscula
(R.A. Philippi, 1847)
-
Unio terminalis
J.R. Bourguignat, 1852
-
Uniomerus tetralasmus
(T. Say, 1831)
-
Toxolasma texasiensis
I. Lea, 1838
-
Trapezoideus theca
(W.H. Benson, 1862)
-
Parreysia (Radiatula) theobaldi
H.B. Preston, 1912
-
Pseudodon thomsoni
P.M.A. Morelet, 1884
-
Aculamprotula tientsinensis
(J.C.H. Crosse & E.O. Debeaux, 1863)
-
Unio tigridis
J.R. Bourguignat, 1852
-
Aculamprotula tortuosa
(I. Lea, 1865)
-
Epioblasma torulosa
(C.S. Rafinesque, 1820)
-
Villosa trabalis
(T.A. Conrad, 1834)
-
Solenaia triangularis
P.M. Heude, 1874
-
Alasmidonta triangulata
I. Lea, 1858
-
Lamprotula triclava
(P.M. Heude, 1877)
-
Parreysia triembola
W.H. Benson, 1855
-
Lanceolaria triformis
(P.M. Heude, 1877)
-
Dysnomia triquetra
(C.S. Rafinesque, 1820)
-
Acuticosta trisulcata
(P.M. Heude, 1883)
-
Elongaria trompi
(H. Drouët & M.A. Chaper, 1892)
-
Truncilla truncata
C.S. Rafinesque, 1820
-
Cristaria truncata
V.N. Thanh, Thái & Pham, 1980
-
Palindonaia truncatosa
(A. Michaud, 1837 †) (FOSSIL)
-
Anodonta truncilla
J.D. Stilwell & Zinsmeister, 1992 † (FOSSIL)
-
Cyclonaias tuberculata
(C.S. Rafinesque, 1820)
-
Pseudodon tumidus
(P.M.A. Morelet, 1866)
-
Unio tumidus
A. Retzius, 1788
-
Dysnomia turgidula
I. Lea, 1858
-
Lithodomina typa
L. Waagen, 1881 † (FOSSIL)
-
Parreysia (Nyassunio) ujijiensis
(J.C.H. Crosse, 1881)
-
Villosa umbrans
(I. Lea, 1857)
-
Cyrtonaias umbrosa
(I. Lea, 1856)
-
Actinonaias undivaga
(H.A. Pilsbry, 1910)
-
Alasmidonta undulata
(T. Say, 1817)
-
Bisulcus undulatus
E. Hitchcock, 1862 † (FOSSIL)
-
Strophitus undulatus
(T. Say, 1817)
-
Obovaria unicolor
I. Lea, 1845
-
Lamellidens unioides
H. Nesemann, S. Sharma, G. Sharma & al., 2007
-
Anodonta (Anemina) ussuriensis
Z.X. Qian, Y. Fang & He, 2015
-
Amblema (Psorula) usumasintae
(J.C.H. Crosse & P.H. Fischer, 1892)
-
Unio utii
Fleming † (FOSSIL)
-
Pseudodon (Trigonodon) vandervlerki
C.H. Oostingh, 1935 † (FOSSIL)
-
Haasodonta vanheurni
D.F. McMichael & I.D. Hiscock, 1958
-
Villosa vanuxemensis
(I. Lea, 1838)
-
Alasmidonta varicosa
(J.B.P.A. Lamarck, 1819)
-
Villosa vaughaniana
(I. Lea, 1838)
-
Hyriopsis velthuizeni
(M.M. Schepman, 1895)
-
Tritogonia verrucosa
(C.S. Rafinesque, 1820)
-
Inversiunio verrucosus
T. Kondo, H. Yang & S.H. Choi, 2007
-
Pleurobema verum
I. Lea, 1861
-
Anodonta vescoiana
J.R. Bourguignat, 1856
-
Villosa vibex
(T.A. Conrad, 1834)
-
Villosa villosa
(B.H. Wright, 1898)
-
Lampsilis virescens
I. Lea, 1858
-
Alasmidonta viridis
C.S. Rafinesque, 1820
-
Pseudodon vondembuschianus
(I. Lea, 1840)
-
Elliptio waccamawensis
I. Lea, 1863
-
Medionidus walkeri
(B.H. Wright, 1897)
-
Pseudodon walpolei
(S.C.T. Hanley, 1871)
-
Elliptio waltoni
B.H. Wright, 1888
-
Palindonaia wateleti
(G.P. Deshayes, 1860 †) (FOSSIL)
-
Leguminaia wheatleyi
(I. Lea, 1862)
-
Arkansia wheeleri
A.E. Ortmann & B. Walker, 1912
-
Sinanodonta woodiana
(I. Lea, 1834)
-
Alasmidonta wrightiana
B. Walker, 1901
-
Unionelloides yajiangensis
(H.X. Liu, 1984 †) (FOSSIL)
-
Inversiunio yanagawensis
(T. Kondo, 1982)
-
Lanceolaria yueyingae
J. He & Z. Zhuang, 2013
-
Nephronaias yzabalensis
(J.C.H. Crosse & P.H. Fischer, 1892)
-
Aculamprotula zonata
(P.M. Heude, 1883)
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