Alasmodonta Say, 1819
‘Say’ of Authors.
Say, 1819, Nich. Encyc. 4: [18].
Barnes, 1823, Amer. J. Sci. 6 (1-2): 275.
Say, 1825, Jour. Acad. Nat. Sci. 5(3-4): 131.
Férussac, 1827, Bull. Sci. Nat. et Géol. 10: 417.
Hildreth, 1828, Amer. J. Sci. 14: 289.
Lea, 1829, Trans. Amer. Phil. Soc. 3 [O. 1]: 421.
Menke, 1830, Syn. Method. Moll.: 106.
Ferussac, 1835, Mag. Zool. 5: 25.
Lea, 1836, Synopsis Fam. Naiades: 43.
Schlüter, 1838, Kurzgef. Syst. Verz. Conch. Samml.: 32.
Agassiz, 1852, Arch. Naturg. 18(1): 46.
Adams & Adams, 1857, Gen. Rec. Moll. 2(31-32): 499.
Vest, 1866, Verh. Mitth. Siebenbürg. Ver. Naturw. (17): 197.
Sowerby, 1868, Conch. Icon. 16: pl. 1.
(new name for Alasmidonta Say, 1818; renamed Anelasmodon Agassiz, 1846)

Dionositis Ferussac, 1835
Ferussac, 1835, Mag. Zool. 5: 23.
(error for Dianisotis Rafinesque, 1831)

Mya ventricosa Humphrey, 1797
‘Solander’ Humphrey, 1797, Mus. Col.: 56.
‘Solander’ Ferussac, 1835, Mag. Zool. 5: 26 [as ‘U.ventricosa’].
(intro'd as syn of Unio purpurata Lamarck, 1819)

Unio modioliformis Lea, 1834
‘Say’ of Authors.
Lea, 1834, Trans. Amer. Phil. Soc. 5 [O. 1]: 89.
Conrad, 1835, Monogr. Fam. Unionidae 1(1): 5.
Ferussac, 1835, Mag. Zool. 5: 28.
Conrad, 1853, Proc. Acad. Nat. Sci. 6: 246.
(intro'd as syn of Unio clava Lamarck, 1819)

Unio olivarius Conrad, 1834
‘Rafinesque’ of Authors.
Conrad, 1834, New Fresh-Water Shells: 70.
Ferussac, 1835, Mag. Zool. 5: 28, 34.
(reference to Amblema olivaria Rafinesque, 1820)

Unio laevigatus Say, 1834
‘Rafinesque’ of Authors.
Say, 1834, Amer. Conch. 6: [no pagination].
Conrad, 1834, New Fresh-Water Shells: 70.
Ferussac, 1835, Mag. Zool. 5: 28.
Lea, 1836, Synopsis Fam. Naiades: 59.
Lea, 1852, Synopsis Fam. Naiades: 57.
Conrad, 1853, Proc. Acad. Nat. Sci. 6: 251.
Ortmann, 1921, Mem. Carnegie Mus. 8: 92.
(error for Unio (Aximedia) levigata Rafinesque, 1820)

Unio stegarius Say, 1834
‘Rafinesque’ of Authors.
Say, 1834, Amer. Conch. 6: ??.
Ferussac, 1835, Mag. Zool. 5: 28.
Conrad, 1838, Monogr. Fam. Unionidae 1(10): 83, pl. 46, fig. 1.
Reeve, 1864, Conch. Icon. 16: pl. 12, sp. 45.
(reference to Obovaria stegaria Rafinesque, 1820)

Unio interruptus Conrad, 1834
‘Rafinesque’ of Authors.
Conrad, 1834, New Fresh-Water Shells: 69.
Say, 1834, Amer. Conch. 6: ??.
Ferussac, 1835, Mag. Zool. 5: 28.
Conrad, 1838, Monogr. Fam. Unionidae 1(10): 88, pl. 48.
Reeve, 1864, Conch. Icon. 16: pl. 14, sp. 56.
(misidentified reference to Obliquaria (Plagiola) interrupta Rafinesque, 1820)

Anodonta digonota Ferussac, 1835
‘Rafinesque’ Ferussac, 1835, Mag. Zool. 5: 25.
(reference to Anodonta (Flexiplis?) digonota Rafinesque, 1831)

Alasmodonta hians Ferussac, 1835
‘Rafinesque’ Ferussac, 1835, Mag. Zool. 5: 25.
(reference to Amblasmodon hians Rafinesque, 1831)

Unio subrotundus Ferussac, 1835
‘selon Say’ Ferussac, 1835, Mag. Zool. 5: 26.
(reference to Obliquaria (Rotundaria) subrotunda Rafinesque, 1820)

Mytilus chemnitzii Ferussac, 1835
Ferussac, 1835, Mag. Zool. 5: 140.
(reference to Tichogonia chemnitzii Rossmässler, 1835)

Anodonta marginata Ferussac, 1835
‘Say’ Ferussac, 1835, Mag. Zool. 5: 25.
(misidentified reference to Anodonta marginata Say, 1817)

Anodonta ferussaciana Ferussac, 1835
‘Lea’ Ferussac, 1835, Mag. Zool. 5: 25.
(misidentified reference to Anodonta ferussaciana Lea, 1834)

Anodon purpurescens Ferussac, 1835
‘Swainson’ Ferussac, 1835, Mag. Zool. 5: 25.
(error for Anodon purpurascens Swainson, 1823)

Cyclas lasmanpsis Lamarck, 1835
Lamarck, 1835, unknown publication: ??.
‘Rafinesque’ Ferussac, 1835, Mag. Zool. 5: 29.
(error for Cyclas (Amesoda) lasmampsis Rafinesque, 1820)

Unio vittatus Ferussac, 1835
‘Rafinesque’ of Authors.
Ferussac, 1835, Mag. Zool. 5: 29.
Lea, 1852, Synopsis Fam. Naiades: 58.
Lea, 1870, Synopsis Fam. Naiades: 92.
(error for Bariosta vittatis Rafinesque, 1831)

Unio globulus Ferussac, 1835
‘Say’ of Authors.
Ferussac, 1835, Mag. Zool. 5: 26.
Reeve, 1865, Conch. Icon. 16: pl. 23, sp. 106.
(error for Unio glebulus Say, 1831)

Alasmidonta dubia Ferussac, 1835
‘Say’ Ferussac, 1835, Mag. Zool. 5: 26.
(error for Alasmodonta ambigua Say, 1825)

Cyclas aequalis Lamarck, 1835
Lamarck, 1835, unknown publication: ??.
‘Rafinesque’ Ferussac, 1835, Mag. Zool. 5: 29.
‘Rafinesque’ Prime, 1865, Smithsonian Misc. Coll. (145): 62.
‘Rafinesque’ Prime, 1870, Amer. J. Conch. 5: 174.
(error for Cyclas (Phymesoda) equalis Rafinesque, 1820)

Unio augustatus Ferussac, 1835
‘Lea’ of Authors.
Ferussac, 1835, Mag. Zool. 5: 26.
B.H. Wright, 1888, Check List N. Amer. Unionidae etc.: [1].
(error for Unio angustatus Lea, 1831)

Unio fasciolus Ferussac, 1835
‘Raf.’ Ferussac, 1835, Mag. Zool. 5: 26.
(reference to Lampsilis fasciola Rafinesque, 1820)

Unio viridis Ferussac, 1835
‘Rafinesque’ Ferussac, 1835, Mag. Zool. 5: 27.
(misidentified reference to Unio (Elliptio) viridis Rafinesque, 1820)

Unio cyclips Ferussac, 1835
‘Rafinesque’ Ferussac, 1835, Mag. Zool. 5: 28.
(reference to Toxolasma cyclips Rafinesque, 1831)

Unio torulosus Ferussac, 1835
‘Rafinesque’ Ferussac, 1835, Mag. Zool. 5: 28.
(misidentified reference to Amblema torulosa Rafinesque, 1820)

Unio kirtlandicus Ferussac, 1835
‘Lea’ Ferussac, 1835, Mag. Zool. 5: 29.
(error for Unio kirtlandianus Lea, 1834)

Unio gibbosus Ferussac, 1835
‘Rafinesque’ of Authors.
Ferussac, 1835, Mag. Zool. 5: 28.
Conrad, 1836, Monogr. Fam. Unionidae 1(6): 50, pl. 27, fig. 1.
Reeve, 1864, Conch. Icon. 16: pl. 11, sp. 41, figs. 41a-b.
(reference to Amblema gibbosa Rafinesque, 1820)

Unio obliqua Ferussac, 1835
‘Lamarck’ of Authors.
Ferussac, 1835, Mag. Zool. 5: 28.
Conrad, 1837, Monogr. Fam. Unionidae 1(9): 77, pl. 43, fig. 2.
(misidentified reference to Unio obliqua Lamarck, 1819)

Symphynota lasmabranchis Ferussac, 1835
‘Rafinesque’ Ferussac, 1835, Mag. Zool. 5: 25.
(error for Bariosta lasmabrachys Rafinesque, 1831)

Unio proelongus Ferussac, 1835
‘Barnes’ Ferussac, 1835, Mag. Zool. 5: 27.
(error for Unio praelongus Barnes, 1823)

Unio dombeiana Ferussac, 1835
‘Valenciennes’ of Authors.
Ferussac, 1835, Mag. Zool. 5: 27, 33.
Hanley, 1843, Illustr. Descr. Cat. Rec. Bivalve Shells: 175.
(error for Unio dombeyana Valenciennes, 1827)

Unio tenellus Ferussac, 1835
‘Rafinesque’ Ferussac, 1835, Mag. Zool. 5: 29.
(error for Obliquaria (Aximedia) teneltus Rafinesque, 1831)

Unio arctatus Ferussac, 1835
‘Conrad’ Ferussac, 1835, Mag. Zool. 5: 29.
(misidentified reference to Unio arctatus Conrad, 1834)

Alasmodonta ambigua Say

Alasmodonta atropurpureum (Rafinesque)

Alasmodonta badium (Rafinesque)

Alasmodonta confragosa Say, Conrad

Alasmodonta costata Raf.
+ Alasmodonta rugosa Barnes, 1823

Alasmodonta dubia Say
+ Unio hildrethianus Lea, 1834

Alasmodonta hians Raf.

Alasmodonta margaritifera (Linné)
+ Unio elongata Lamarck, 1819
+ Alasmodonta arcuata Barnes, 1823
+ Unio roissyi Michaud, 1831

Alasmodonta marginata Say, Raf.
+ Unio cariosa Lamarck, 1819
+ Unio rugulosus Wood, 1828
+ Decurambis scriptum Rafinesque, 1831

Alasmodonta monodonta (Say)
+ Unio soleniformis Lea, 1831

Alasmodonta papyraceum (Rafinesque)

Alasmodonta ponderosa (Rafinesque)

Alasmodonta radiata Conrad

Alasmodonta raveneliana (Lea)

Alasmodonta rugosum (Rafinesque)

Alasmodonta sculptilis Say, Conrad

Alasmodonta sulcatum (Rafinesque)

Alasmodonta undulata Say, Barn.
+ Unio varicosa Lamarck, 1819
+ Unio glabratus Sowerby & Sowerby, 1821
+ Unio hians Valenciennes, 1827

Alasmodonta viridis (Rafinesque)

Anodonta areolatus Swains.

Anodonta atra Raf.

Anodonta benedictensis Lea

Anodonta cataracta Say
+ Anodonta parallela of Authors, unknown year
+ Mytilus illitus Lightfoot, 1786
+ Mytilus fluviatilis Gmelin, 1791
+ Anodonta fluviatilis Bosc, 1801

Anodonta cuneata Raf.

Anodonta declivis Conrad

Anodonta digonota Raf.

Anodonta edentula Say

Anodonta ferussaciana Lea

Anodonta fragilis Lam.

Anodonta gibbosa Say

Anodonta glauca Valenc.

Anodonta grandis Say

Anodonta imbecillis Say

Anodonta implicata Say

Anodonta impura Say

Anodonta incerta Nob., Lea

Anodonta inflata Rafin.

Anodonta lata Rafin.
+ Unio dehiscens Say, 1829
+ Unio oriens Lea, 1831
+ Anodonta prelonga Rafinesque, 1832
+ Odatelia radiata Rafinesque, 1832

Anodonta lugubris Say

Anodonta marginata Say
+ Anodonta pensylvanica Lamarck, 1819

Anodonta plana Lea

Anodonta stewartiana Lea

Anodonta suborbiculata Say

Anodonta subvexus Conrad

Anodonta teres Conrad

Anodonta undulata Say
+ Anodon rugosus Swainson, 1822

Cyclas caroliniana Bosc
+ [Tellina ?] cyrena of Authors, unknown year

Cyclas dubia Say

Cyclas edentula Say

Cyclas hammalis (Raf.)

Cyclas lasmanpsis [sic] Raf.

Cyclas partumeia Say

Cyclas rhomboidea Say

Cyclas sarratogea Lam.

Cyclas similis Say
+ Cyclas striatina Lamarck, 1818

Cyclas staminea Conrad

Cyclas sulcata Lam.

Cyclas transversa Say

Cyclas triangularis Say

Cyclas virginica (Gmelin)
+ Cyclas pusilla Turton, 1822

Cyclas æqualis [sic] Raf.

Dipsas fragilis (Raf.)

Symphynota alata Lea [sic]
+ Metaptera megaptera Rafinesque, 1820

Symphynota complanata Lea [sic]

Symphynota compressa Lea

Symphynota diaphanus Raf.

Symphynota fragilis Raf.
+ Unio gracilis Barnes, 1823
+ Unio planus Barnes, 1823
+ Unio fragilis Swainson, 1823

Symphynota globosa Lea

Symphynota inflata Lea
+ Unio ohiensis Say, 1834
+ Unio alabamensis Conrad, 1834

Symphynota lasmabrachis [sic] Raf.

Symphynota leptodon Raf.
+ Anodon purpurascens Swainson, 1823
+ Symphynota tenuissima Lea, 1829
+ Unio leptodon Conrad, 1836

Symphynota ohiensis Raf.
+ Symphynota laevissima Lea, 1829

Symphynota poulsoni Conrad

Unio acutissimus Lea

Unio altilis Conrad

Unio apiculatus Say
+ Unio asper Lea, 1831

Unio arctatus Conrad

Unio arcus Conrad

Unio attenuata Raf.

Unio augustatus [sic] Lea

Unio blandingianus Lea

Unio brevialis Sow.

Unio bullatus Raf.

Unio calceolus Lea
+ Alasmidonta marginata Say, 1834
+ Alasmodonta truncata Conrad, 1834

Unio camelus Lea

Unio camptodon Say

Unio capax Green

Unio capillaris Lea

Unio capsaeformis Lea

Unio cardium Raf.
+ Unio ovata Lamarck, 1819
+ Unio occidens Lea, 1829

Unio cariosus Say
+ Unio luteola Lamarck, 1819
+ Unio ovata Valenciennes, 1827

Unio carolinianus Bosc
+ Unio obesus Lea, 1831

Unio castaneus Lea

Unio castaneus Raf.

Unio chloris Raf.

Unio cicatricosus Say
+ Unio cyphia Rafinesque, 1820
+ Unio varicosus Lea, 1831

Unio cinerescens Raf.

Unio clava Lam.
+ Obliquaria (Scalenaria) scalenia Rafinesque, 1820
+ Unio modioliformis Lea, 1834

Unio cliffordiana Raf.

Unio complanatus Soland., Dilw.
+ Unio violaceus Spengler, 1793
+ Unio purpureus Say, 1817
+ Unio coarctata Lamarck, 1819
+ Unio purpurascens Lamarck, 1819
+ Unio rhombula Lamarck, 1819
+ Unio carinifera Lamarck, 1819
+ Unio georgina Lamarck, 1819
+ Unio sulcidens Lamarck, 1819
+ Unio glabrata Lamarck, 1819
+ Unio rarisulcata Lamarck, 1819
+ Unio (Elliptio) aurata Rafinesque, 1820
+ Unio fluviatilis Green, 1827

Unio confertus Lea

Unio congaræus Lea

Unio conradicus Lea

Unio cor Conrad

Unio cordatus Raf.

Unio costatus Raf.
+ Unio undulatus Barnes, 1823
+ Unio undulata Valenciennes, 1827

Unio crassus Say, Raf.
+ Unio crassidens Lamarck, 1819
+ Unio ellipticus Barnes, 1823
+ Mya gravis Wood, 1828
+ Unio cariosus Wood, 1828

Unio cuneatus Raf.
+ Unio patulus Lea, 1829

Unio cyclips Raf.
+ Unio abruptus Say, 1831
+ Obliquaria (Sintoxia) calendis Rafinesque, 1831

Unio cylindricus Say
+ Unio naviformis Lamarck, 1819
+ Unio (Eurynia) solenoides Rafinesque, 1820

Unio cyphia [sic] Raf.
+ Unio aesopus Green, 1827

Unio cælatus Conrad

Unio decisus Lea
+ Unio scalenius Say, 1834

Unio declivis Say
+ Unio geometricus Lea, 1834

Unio decorticata Raf.

Unio delumbis Conrad

Unio dilatatus Raf.
+ Unio nasuta Lamarck, 1819
+ Obliquaria (Ellipsaria) atroviolacea Rafinesque, 1820
+ Obliquaria (Ellipsaria) cuprea Rafinesque, 1820
+ Unio gibbosus Barnes, 1823

Unio diploderma Raf.

Unio donaciformis Lea?
+ Unio nervosa Conrad, 1834

Unio dromas Lea

Unio elliptica Raf.

Unio fabalis Lea
+ Unio lapillus Say, 1831

Unio fasciatus Raf., Say
+ Unio carinatus Barnes, 1823

Unio fasciolaris Raf.

Unio fasciolus Raf. (son ex.)
+ Unio multiradiatus Lea, 1829
+ Unio subovatus Lea, 1831
+ Unio fasciolus Say, 1834

Unio flavus Raf.
+ Unio rubiginosus Lea, 1829

Unio flexuosus Raf.

Unio flexus Raf.

Unio foliatus Hildr.

Unio fontinalis Raf.

Unio fulvus Raf.

Unio fulvus Lea

Unio furvus Conrad

Unio gibbosus Raf.
+ Unio perplexus Lea, 1831
+ Epioblasma biloba Rafinesque, 1831

Unio glans Lea

Unio granulatus Raf.

Unio greenii Conrad

Unio griffithianus Lea

Unio heros Say
+ Unio multiplicatus Lea, 1831
+ Unio undulatus Say, 1831

Unio heterodon Lea

Unio icterinus Conrad

Unio infucatus Conrad

Unio interruptus Raf.
+ Unio brevidens Lea, 1831

Unio iris Lea
+ Unio subrostratus Küster, 1861

Unio kirtlandicus [sic] Lea

Unio lacrymosus Lea
+ Unio quadrulus Say, 1834

Unio lanceolatus Lea

Unio lateralis Raf.

Unio lens Lea
+ Unio laevigatus Say, 1834

Unio lienosus Conrad

Unio ligamentina Lam.
+ Obliquaria (Ellipsaria) ellipsaria Rafinesque, 1820
+ Unio lineolatus Say, 1834

Unio lineolatus Raf.
+ Obliquaria (Plagiola) depressa Rafinesque, 1820
+ Unio securis Lea, 1829

Unio lividus Raf.

Unio lævigatus [sic] Raf.

Unio maculatus Conrad

Unio marginatus Raf.

Unio masoni Conrad

Unio metallicus Say
+ Unio cuprinus Lea, 1831

Unio metanevrus Raf.
+ Unio nodosus Barnes, 1823

Unio metaplata Raf.

Unio modioliformis Lea

Unio montanus Raf.

Unio mytiloides Raf.
+ Obliquaria rubra Rafinesque, 1820
+ Unio cardiacea Guérin-Méneville, 1823
+ Unio pyramidatus Lea, 1831

Unio nashvillianus Lea

Unio nasutus Say, Barn.
+ Unio rostrata Valenciennes, 1827

Unio nebulosus Conrad

Unio nervosus Raf.
+ Unio zigzag Lea, 1829

Unio nexus Say
+ Unio arcaeformis Lea, 1831

Unio niger Raf., Say
+ Unio crassidens Lamarck, 1819
+ Unio cuneatus Barnes, 1823
+ Bariosta ponderosus Rafinesque, 1831

Unio nodulatus Raf.
+ Unio pustulatus Lea, 1831

Unio obliqua Lam.
+ Obovaria obovalis Rafinesque, 1820
+ Unio obliquus Wood, 1828
+ Unio ebenus Lea, 1831

Unio obliquatus Raf.
+ Unio sulcatus Lea, 1829
+ Unio ridibundus Say, 1829
+ Unio haysianus Lea, 1834

Unio ochraceus Say, Conrad

Unio olivarius Raf.
+ Unio ellipsis Lea, 1828
+ Unio olivarius Conrad, 1834

Unio ovatus Say
+ Unio ovata Lamarck, 1819

Unio oviformis Conrad

Unio pachostea Raf.
+ Unio cooperianus Lea, 1834

Unio pallens Raf.

Unio pallidus Raf.

Unio parvus Barn.

Unio pectorosus Conrad

Unio penitus Conrad

Unio perdix Lea

Unio perovalis Conrad

Unio perovatus Conrad

Unio perplexus Raf.

Unio personatus Say

Unio phaseolus Hildr., Say
+ Obliquaria (Ellipsaria) sinuata Rafinesque, 1820
+ Unio mucronatus Barnes, 1823
+ Unio planulatus Lea, 1829
+ Obliquaria bicolor Rafinesque, 1831

Unio pictus Lea

Unio pileus Lea

Unio plateolus Raf.

Unio plicatus Say, Barn., Hildr.
+ Unio peruviana Lamarck, 1819
+ Unio rariplicata Lamarck, 1819
+ Unio crassus Barnes, 1823
+ Unio dombeyana Valenciennes, 1827
+ Unio costatus Conrad, 1836

Unio plumbeus Nob.
+ Mya nodulosa Wood, 1815

Unio politus Say
+ Unio subrotundus Lea, 1831
+ Unio personatus Conrad, 1834

Unio prasinus Conrad

Unio purpuratus Lam.
+ Mya ventricosa Humphrey, 1797
+ Unio ater Lea, 1829
+ Unio lugubris Say, 1832

Unio purpuriatus Say

Unio pustulosus Lea
+ Unio bullatus Conrad, 1838

Unio quadrulus Raf.
+ Unio rugosus Barnes, 1823
+ Unio asperrimus Lea, 1831

Unio radiatus Spengl., Gmel., Lam.
+ Unio virginiana Lamarck, 1819
+ Unio oblongatus Wood, 1828

Unio raveneli Conrad

Unio ravenelianus Lea

Unio rectus Lam., Valenc.
+ Unio (Eurynia) latissima Rafinesque, 1820
+ Unio praelongus Barnes, 1823

Unio reflexus Raf.
+ Unio cornutus Barnes, 1823

Unio retusa Lam.
+ Obovaria torsa Rafinesque, 1820

Unio retusus Raf.

Unio rimosus Raf.

Unio rivularis Raf.

Unio roseus Raf.

Unio rubellus Conrad

Unio schoolcraftensis Lea

Unio shepardianus Lea

Unio siliquoideus Barn.
+ Unio inflatus Barnes, 1823
+ Unio rigidus Wood, 1828

Unio sintoxia Raf.

Unio sowerbianus Lea

Unio stapes Lea
+ Unio retusus Say, 1834

Unio stegarius Raf.
+ Unio irroratus Lea, 1828

Unio stramineus Conrad

Unio suborbiculatus Lam.
+ Unio rotundata Lamarck, 1819
+ Unio glebulus Say, 1831
+ Unio subglobosus Lea, 1834

Unio subrostratus Say

Unio subrotundus Raf.
+ Obliquaria (Rotundaria) pusilla Rafinesque, 1820
+ Obovaria striata Rafinesque, 1820
+ Unio rotundus Wood, 1828
+ Unio orbiculatus Hildreth, 1828
+ Unio circulus Lea, 1829

Unio subtentus Say

Unio taitianus Lea

Unio tenebrosus Conrad

Unio tenellus [sic] Raf.

Unio teres Raf.
+ Unio anodontoides Lea, 1831

Unio tetralasmus Say

Unio torulosus Raf.
+ Unio gibbosus Ferussac, 1835

Unio trabalis Conrad

Unio trapezoïdes Lea
+ Unio crassidens Lamarck, 1819
+ Unio interruptus Say, 1831

Unio triangularis Raf.

Unio triqueter Raf.
+ Unio triangularis Barnes, 1823
+ Unio cuneatus Swainson, 1823
+ Unio formosus Lea, 1831

Unio troostensis Lea

Unio truncatus Raf.
+ Unio elegans Lea, 1831

Unio tuberculatus Raf.
+ Unio verrucosus Barnes, 1823
+ Unio tuberculosus Valenciennes, 1827
+ Unio verrucosus purpureus Hildreth, 1828

Unio tæniatus Conrad

Unio undatus Barn.
+ Unio trigonus Lea, 1831

Unio velum Say

Unio ventricosus Barn.
+ Unio cardium Conrad, 1834

Unio venus Raf.

Unio verrucosa Raf., Say
+ Unio tuberculatus Barnes, 1823

Unio verrucosus Val.
+ Unio verrucosus albus Hildreth, 1828

Unio vibex Conrad

Unio viridis Raf.

Unio vittatus [sic] Raf.

Unio zonalis Raf.