Eurynea Stimpson, 1851
‘Rafinesque’ of Authors.
Stimpson, 1851, Shells of New England: 13.
Adams & Adams, 1857, Gen. Rec. Moll. 2(31-32): 490.
Paetel, 1875, Fam. Gatt. Moll.: 79.
Paetel, 1890, Cat. Conch.-Samml. 3: 142.
(error for Eurynia Rafinesque, 1820)

Tritogenia Agassiz, 1852
‘Agassiz’ of Authors.
Agassiz, 1852, Arch. Naturg. 18(1): 52.
Mörch, 1853, Cat. Conch. Yoldi 2: 44.
Adams & Adams, 1857, Gen. Rec. Moll. 2(31-32): 496.
Paetel, 1890, Cat. Conch.-Samml. 3: 143.
(error for Tritogonia Agassiz, 1852)

Legumia Agassiz, 1852
‘Swainson’ of Authors.
Agassiz, 1852, Arch. Naturg. 18(1): 45.
Mörch, 1853, Cat. Conch. Yoldi 2: 46.
Adams & Adams, 1857, Gen. Rec. Moll. 2(31-32): 490.
Paetel, 1890, Cat. Conch.-Samml. 3: 143.
(error for Ligumia Swainson, 1840)

Niaea Mörch, 1853
‘Sws. 1837’ Mörch, 1853, Cat. Conch. Yoldi 2: 47 [as ‘Niæa’].
Paetel, 1890, Cat. Conch.-Samml. 3: 143.
(error for Naia Swainson, 1840)

Seguminaia Paetel, 1890
‘Conr.’ Paetel, 1890, Cat. Conch.-Samml. 3: 175.
(error for Leguminaia Conrad, 1865)

Bruzzaea Paetel, 1890
Paetel, 1890, Cat. Conch.-Samml. 3: 188.
(error for Brazzaea Bourguignat, 1886)

Dysonomia Paetel, 1890
‘Agassiz’ Paetel, 1890, Cat. Conch.-Samml. 3: 143.
(error for Dysnomia Agassiz, 1852)

Monoetia Paetel, 1890
‘Bgt.’ Paetel, 1890, Cat. Conch.-Samml. 3: 188.
(error for Moncetia Bourguignat, 1886)

Unio baykinianus Küster, 1861
‘Lea’ of Authors.
Küster, 1861, Conchyl. Cab. 9(2): 181.
Paetel, 1890, Cat. Conch.-Samml. 3: 145.
(error for Unio boykinianus Lea, 1840)

Margaritana correyana Küster, 1862
‘Lea’ of Authors.
Küster, 1862, Conchyl. Cab. 9(2): 300.
Paetel, 1890, Cat. Conch.-Samml. 3: 173.
(error for Margaritana curreyiana Lea, 1840)

Unio perlensis Reeve, 1864
‘Conrad’ of Authors.
Reeve, 1864, Conch. Icon. 16: pl. 11, sp. 42.
Paetel, 1890, Cat. Conch.-Samml. 3: 163.
(error for Unio pearlensis Conrad, 1855)

Unio flavidens Reeve, 1865
‘Benson’ of Authors.
Reeve, 1865, Conch. Icon. 16: pl. 26, sp. 131; errata [changed to ‘favidens’].
Paetel, 1890, Cat. Conch.-Samml. 3: 152.
(error for Unio favidens Benson, 1862)

Anodonta youcanensis Lea, 1867
‘Lea’ Lea, 1867, Obs., index I-XI: 63.
‘Lea’ Paetel, 1890, Cat. Conch.-Samml. 3: 186.
(error for Anodonta youkanensis Lea, 1867)

Unio astieranus Sowerby, 1868
‘Dupuy’ of Authors.
Sowerby, 1868, Conch. Icon. 16: pl. 86, sp. 461.
Paetel, 1890, Cat. Conch.-Samml. 3: 145.
(error for Unio astierianus Dupuy, 1849)

Unio birmanus Hanley & Theobald, 1872
‘Blanford’ of Authors.
Hanley & Theobald, 1872, Conch. Indica (3): 19.
Paetel, 1890, Cat. Conch.-Samml. 3: 146.
(error for Unio burmanus Blanford, 1869)

Unio rudis Doering, 1875
‘Lea’ of Authors.
Doering, 1875, Periód. Zool. 2: 45.
Paetel, 1890, Cat. Conch.-Samml. 3: 166.
Ihering, 1893, Arch. Naturg. 59(1): 117.
(error for Unio rudus Lea, 1859)

Unio bhamaoensis Hanley & Theobald, 1876
‘Theobald’ of Authors.
Hanley & Theobald, 1876, Conch. Indica (8): 62.
Paetel, 1890, Cat. Conch.-Samml. 3: 146.
(error for Unio bhamoensis Theobald, 1873)

Unio mossulensis Kobelt, 1886
‘Lea’ of Authors.
Kobelt, 1886, Icon. Land- und Süssw.-Moll. 2: 22.
Paetel, 1890, Cat. Conch.-Samml. 3: 173.
‘Lea’ Westerlund, 1890, Fauna Paläarct. Binnenconch. 2(7): 171.
(error for Unio mosulensis Lea, 1863)

Unio columbiensis B.H. Wright, 1888
‘Lea’ of Authors.
B.H. Wright, 1888, Check List N. Amer. Unionidae etc.: [2].
Paetel, 1890, Cat. Conch.-Samml. 3: 148.
(error for Unio columbensis Lea, 1857)

Unio granulifer Paetel, 1890
‘Dkr.’ Paetel, 1890, Cat. Conch.-Samml. 3: 154.
(error for Unio granuliferus Dunker, 1849)

Monocondylaea rhyacoeca Paetel, 1890
‘Orb.’ Paetel, 1890, Cat. Conch.-Samml. 3: 147.
(error for Unio rhuacoica d’Orbigny, 1835)

Unio lincecurei Paetel, 1890
‘Lea’ Paetel, 1890, Cat. Conch.-Samml. 3: 157.
(error for Unio lincecumii Lea, 1868)

Unio zealandicus Paetel, 1890
‘Gray’ Paetel, 1890, Cat. Conch.-Samml. 3: 172. [nomen nudum]

Unio eighti Paetel, 1890
‘Lea’ Paetel, 1890, Cat. Conch.-Samml. 3: 151.
(error for Unio eightsii Lea, 1860)

Monocondylaea nanquingensis Paetel, 1890
‘Heude’ Paetel, 1890, Cat. Conch.-Samml. 3: 174.
(error for Monocondylea nankingensis Heude, 1874)

Unio gowlattensis Paetel, 1890
‘Theob.’ Paetel, 1890, Cat. Conch.-Samml. 3: 154.
(error for Unio gowhattensis Theobald, 1873)

Unio barrotti Paetel, 1890
‘Lea’ Paetel, 1890, Cat. Conch.-Samml. 3: 145.
(error for Unio barrattii Lea, 1852)

Unio zatus Paetel, 1890
‘Lea’ Paetel, 1890, Cat. Conch.-Samml. 3: 172.
(error for Unio datus Lea, 1868)

Unio kallethensis Paetel, 1890
‘Lea’ Paetel, 1890, Cat. Conch.-Samml. 3: 159.
(error for Unio kullethensis Lea, 1865)

Unio kullenthenensis Paetel, 1890
‘Lea’ Paetel, 1890, Cat. Conch.-Samml. 3: 156.
(error for Unio kullethensis Lea, 1865)

Unio demarasensis Paetel, 1890
‘Lea’ Paetel, 1890, Cat. Conch.-Samml. 3: 150.
(error for Unio demeraraensis Lea, 1859)

Unio gratiosus Paetel, 1890
Paetel, 1890, Cat. Conch.-Samml. 3: 154.
(reference to Unio gratiosus Küster, 1861)

Unio scriptopolystrictus Paetel, 1890
Paetel, 1890, Cat. Conch.-Samml. 3: 167 [as ‘scripto-polystrictus’].
(error for Unio scriptopolystictus Heude, 1877)

Unio morinus Paetel, 1890
‘Heude’ Paetel, 1890, Cat. Conch.-Samml. 3: 160.
(error for Unio murinus Heude, 1883)

Monocondylaea chantreyi Paetel, 1890
‘Brgt.’ Paetel, 1890, Cat. Conch.-Samml. 3: 174.
(error for Leguminaia chantrei Locard, 1883)

Mycetopus bensonianus Paetel, 1890
‘Lea’ Paetel, 1890, Cat. Conch.-Samml. 3: 186.
(error for Margaron (Unio) bensonii Lea, 1870)

Ruellania carnata Paetel, 1890
‘Brgt.’ Paetel, 1890, Cat. Conch.-Samml. 3: 113.
(error for Grandidieria incarnata Bourguignat, 1885)

Anodonta aureus Paetel, 1890
‘Heude’ Paetel, 1890, Cat. Conch.-Samml. 3: 176.
(reference to Psudodon [sic] aureus Heude, 1885)

Anodonta chinensis Paetel, 1890
Paetel, 1890, Cat. Conch.-Samml. 3: 177.
(misidentified reference to Dianisotis chinensis Rafinesque, 1831)

Barbala plicatula Paetel, 1890
Paetel, 1890, Cat. Conch.-Samml. 3: 175. [nomen nudum]

Unio pachystoma Paetel, 1890
‘Bens.’ Paetel, 1890, Cat. Conch.-Samml. 3: 162.
(error for Unio pachysoma Benson, 1862)

Unio petroi Paetel, 1890
‘Loc.’ Paetel, 1890, Cat. Conch.-Samml. 3: 163.
(error for Unio pietri Locard, 1883)

Unio savoyensis Paetel, 1890
‘Gld.’ Paetel, 1890, Cat. Conch.-Samml. 3: 166.
(error for Unio tavoyensis Gould, 1843)

Unio estabrokianus Paetel, 1890
‘Lea’ Paetel, 1890, Cat. Conch.-Samml. 3: 152.
(error for Unio estabrookianus Lea, 1845)

Unio abevillensis Paetel, 1890
‘Lea’ Paetel, 1890, Cat. Conch.-Samml. 3: 143.
(error for Unio abbevillensis Lea, 1857)

Unio accuens Paetel, 1890
‘Lea’ Paetel, 1890, Cat. Conch.-Samml. 3: 143.
(error for Unio acuens Lea, 1871)

Unio anconae Paetel, 1890
‘Bourguignat’ Paetel, 1890, Cat. Conch.-Samml. 3: 144.
(error for Unio danconae Bourguignat, 1883)

Unio arancanus Paetel, 1890
‘Philippi’ Paetel, 1890, Cat. Conch.-Samml. 3: 144.
(error for Unio araucanus Philippi, 1847)

Aetheria africana Paetel, 1890
‘Caill.’ Paetel, 1890, Cat. Conch.-Samml. 3: 190. [nomen nudum]

Unio bigerriensis Paetel, 1890
‘Millet’ of Authors.
Paetel, 1890, Cat. Conch.-Samml. 3: 146, 157.
Germain, 1931, Faune de France 22: 720.
(error for Unio bigerrensis Millet, 1843)

Aetheria electrina Paetel, 1890
Paetel, 1890, Cat. Conch.-Samml. 3: 164. [nomen nudum]

Anodonta gessneri Paetel, 1890
‘Lea’ Paetel, 1890, Cat. Conch.-Samml. 3: 179.
(error for Anodonta gesnerii Lea, 1858)

Anodonta cooperiana Paetel, 1890
‘Lea’ Paetel, 1890, Cat. Conch.-Samml. 3: 178.
(error for Anodonta couperiana Lea, 1840)

Anodonta grijoloae Paetel, 1890
‘Morl.’ Paetel, 1890, Cat. Conch.-Samml. 3: 180.
(error for Anodonta grijalvae Morelet, 1884)

Anodonta scaphidium Paetel, 1890
‘Heude’ of Authors.
Paetel, 1890, Cat. Conch.-Samml. 3: 184.
Neumayr, 1899, Wiss. Erg. Reise Szechény Ost-Asien 2: 647.
(error for Anodon scaphydium Heude, 1880)

Unio blauverenses Paetel, 1890
‘Lea’ Paetel, 1890, Cat. Conch.-Samml. 3: 146.
(error for Unio beaverensis Lea, 1868)

Margaritana gessneri Paetel, 1890
‘Lea’ Paetel, 1890, Cat. Conch.-Samml. 3: 173.
(error for Margaritana gesnerii Lea, 1858)

Anodonta intermerata Paetel, 1890
‘Heude’ of Authors.
Paetel, 1890, Cat. Conch.-Samml. 3: 183.
Simpson, 1900, Proc. U.S. Nat. Mus. 22: 639.
Preston, 1912, Rec. Ind. Mus. 7: 284.
Simpson, 1914, Descr. Cat. Naiades: 405.
(error for Anodon intemerata Heude, 1885)

Unio manubrius Paetel, 1890
‘Gould’ of Authors.
Paetel, 1890, Cat. Conch.-Samml. 3: 158.
Call, 1895, Trans. Acad. Sci. St. Louis 7: 53.
Call, 1900, Ind. Dept. Geol. Nat. Res. (1899): 518.
(error for Unio manubius Gould, 1855)

Unio billattianus Paetel, 1890
‘Charm.’ Paetel, 1890, Cat. Conch.-Samml. 3: 146.
(error for Unio billottianus Charmes, 1885)

Unio mellinus Paetel, 1890
‘Conrad’ of Authors.
Paetel, 1890, Cat. Conch.-Samml. 3: 159.
Frierson, 1927, Check List N. Amer. Naiades: 72, sp. 316a.
(error for Unio melinus Conrad, 1838)

Unio alderiana Paetel, 1890
‘Bourguignat’ Paetel, 1890, Cat. Conch.-Samml. 3: 144.
(error for Unio alfierianus Bourguignat, 1885)

Unio campsianus Paetel, 1890
‘Watebl.’ Paetel, 1890, Cat. Conch.-Samml. 3: 147.
(error for Unio decampsianus Wattebled, 1884)

Unio decampaianus Paetel, 1890
‘Wattlebl.’ Paetel, 1890, Cat. Conch.-Samml. 3: 150.
(error for Unio decampsianus Wattebled, 1884)

Anodonta hordeum Paetel, 1890
‘Sow.’ Paetel, 1890, Cat. Conch.-Samml. 3: 180.
(error for Anodon horda Gould, 1855)

Margaritana vignoniana Paetel, 1890
‘Bernardi’ of Authors.
Paetel, 1890, Cat. Conch.-Samml. 3: 174.
Simpson, 1900, Proc. U.S. Nat. Mus. 22: 902.
Kobelt, 1910, Abh. Senckenb. Naturf. Ges. 32: 87.
Simpson, 1914, Descr. Cat. Naiades: 1347.
Modell, 1964, Arch. Moll. 93: 84.
(error for Margaritana vignouana Bernardi, 1859)

Unio moorenianus Paetel, 1890
‘Lea’ Paetel, 1890, Cat. Conch.-Samml. 3: 159.
(error for Unio mooresianus Lea, 1857)

Unio funcki Paetel, 1890
‘Phl.’ Paetel, 1890, Cat. Conch.-Samml. 3: 153.
(error for Unio foncki Philippi, 1869)

Ruellania nyassaensis Leloup, 1950
‘Lea’ of Authors.
Paetel, 1890, Cat. Conch.-Samml. 3: 113.
Leloup, 1950, Res. Sci. Explor. Hydrob. Lac Tanganyika (1946-1947) 3: 31, figs. 5, 12-14; pl. 4, fig. 1.
(misidentified reference to Unio nyassaensis Lea, 1864)

Unio (s.s.) aheneus Lea, 1841

Unio (s.s.) alasmodontinus Barnes

Unio (s.s.) anodontinus Lamarck, 1819

Unio (s.s.) aquilus Lea, 1857

Unio (s.s.) aradasi Phl. [sic]

Unio (s.s.) arctatus Conrad, 1834

Unio (s.s.) arctior Lea, 1838

Unio (s.s.) arcus Conrad, 1834

Unio (s.s.) ardusianus Reyn.

Unio (s.s.) badius Kokeil, 1831

Unio (s.s.) barrotti [sic] Lea, 1852

Unio (s.s.) billattianus [sic] Charmes, 1885

Unio (s.s.) decurvatus Rossmässler, 1835

Unio (s.s.) decurvatus vr. atrovirens ‘Schmidt’ Rossmässler, 1836

Unio (s.s.) marginalis Lamarck, 1819

Unio (s.s.) marginalis vr. bilineatus Hutt. [sic]

Unio (s.s.) marginalis vr. cylindrica Lea [sic]

Unio (s.s.) marginalis vr. typicus Küst.

Unio (s.s.) marginalis vr. zonata Küst. [sic]

Unio (s.s.) pictorum (Linnaeus, 1758)
+ Unio pictorum var. amurensis Mousson, 1887

Unio (s.s.) tumidus Retzius, 1788

Unio (s.s.) tumidus var. borysthenensis Kobelt, 1879

Unio (s.s.) tumidus vr. concavus Zeleb.

Unio (s.s.) tumidus vr. conus Westl. [sic]

Unio (s.s.) tumidus vr. elongatus Rm.

Unio (s.s.) tumidus vr. falcatulus Drouet, 1881

Unio (s.s.) tumidus vr. gerstfeldtianus Clessin, 1880

Unio (s.s.) tumidus vr. heckingi Colbeau, 1868

Unio (s.s.) tumidus vr. lacustris Rm.

Unio (s.s.) tumidus vr. limicola Mörch, 1864

Unio (s.s.) tumidus vr. mülleri [sic] Rossmässler, 1838

Unio (s.s.) tumidus vr. rohrmanni Kobelt, 1880

Unio (s.s.) tumidus vr. saccatus Rossmässler, 1854

Unio (sec. Diplodon) acutissimus Lea, 1831

Unio (sec. Dysnomia) atrocostatus Lea, 1848

Unio (sec. Hyridella) affinis Lea, 1852

Unio (sec. Hyridella) amoenus Lea, 1840

Unio (sec. Hyridella) aratus Lea

Unio (sec. Hyridella) asiaticus Parr.

Unio (sec. Hyridella) australis Lamarck, 1819

Unio (sec. Hyridella) batavus Lm.

Unio (sec. Hyridella) batavus vr. amnicus Zglr.

Unio (sec. Hyridella) batavus vr. arcuata Jacquemin, 1835

Unio (sec. Hyridella) batavus vr. belgicus Colb.

Unio (sec. Hyridella) batavus vr. drouëti Dupuy, 1849

Unio (sec. Hyridella) batavus vr. fontainei Lee.

Unio (sec. Hyridella) batavus vr. incurvatus Colbeau, 1868

Unio (sec. Hyridella) batavus vr. mancus Lamarck, 1819

Unio (sec. Hyridella) batavus vr. moulinsianus Dupuy, 1850

Unio (sec. Hyridella) batavus vr. nanus Lamarck, 1819

Unio (sec. Hyridella) batavus vr. phaseolus Held in Kobelt, 1879

Unio (sec. Hyridella) batavus vr. riparius Pfeiffer, 1821

Unio (sec. Hyridella) batavus vr. rivularis Rm.

Unio (sec. Hyridella) batavus vr. sarratianus [sic] St. Germ.

Unio (sec. Hyridella) batavus vr. squamosus Charpentier, 1837

Unio (sec. Hyridella) batavus vr. taunicus Kobelt, 1886

Unio (sec. Hyridella) bengalensis Lea, 1838

Unio (sec. Hyridella) binneyi Lea, 1845

Unio (sec. Hyridella) birmanus [sic] Blanford, 1869

Unio (sec. Hyridella) bisselianus Lea, 1867

Unio (sec. Hyridella) bonneaudi Eydoux, 1838

Unio (sec. Hyridella) bosnensis Möllendorff, 1874

Unio (sec. Hyridella) brumbyanus Lea, 1841

Unio (sec. Hyridella) buckleyi Lea, 1841

Unio (sec. Hyridella) crassus Retzius, 1788
+ Unio acutus Rossmässler, 1837

Unio (sec. Hyridella) niloticus Cailliaud, 1827
+ Unio aegyptiacus Cailliaud, 1827

Unio (sec. Lampsilis) abacus Hld,.

Unio (sec. Lampsilis) accuens [sic] Lea

Unio (sec. Lampsilis) argenteus Lea, 1841
+ Unio argenteus Sowerby, 1866

Unio (sec. Lampsilis) barnesianus Lea, 1838

Unio (sec. Lampsilis) bigbyensis Lea, 1841

Unio (sec. Lampsilis) bournianus Lea, 1840

Unio (sec. Lampsilis) nexus Say, 1831
+ Unio arcaeformis Lea, 1831

Unio (sec. Metaptera) alatus Say, 1817

Unio (sec. Metaptera) atromarginatus Lea, 1840

Unio (sec. Naidea) amygdalum Lea, 1843

Unio (sec. Naidea) berlandieri Lea, 1857

Unio (sec. Naidea) biangulatus Lea, 1842

Unio (sec. Naidea) boydianus Lea, 1840

Unio (sec. Naïa) ambiguus Philippi, 1847

Unio (sec. Naïa) antiguus Phl.

Unio (sec. Naïa) atratus Swainson, 1823

Unio (sec. Naïa) aucklandicus Gray

Unio (sec. Naïa) auratus Sw. [sic]

Unio (sec. Naïa) aztecorum Philippi, 1847

Unio (sec. Naïa) blandingianus Lea, 1834

Unio (sec. Naïa) brevidens Lea, 1831

Unio (sec. Naïa) buddianus Lea, 1841

Unio (sec. Naïa) generosus Gould, 1847
+ Unio generosus var. angustior Hanley & Theobald, 1872

Unio (sec. Naïa) littoralis Lamarck, 1801

Unio (sec. Naïa) littoralis vr. barraudi Boub.

Unio (sec. Naïa) littoralis vr. bigerriensis [sic] Millet, 1843

Unio (sec. Naïa) littoralis vr. cuneatus Jacquemin, 1835

Unio (sec. Naïa) littoralis vr. draparnaldii Deshayes, 1831

Unio (sec. Naïa) littoralis vr. elongatus Dup.

Unio (sec. Naïa) littoralis vr. fellmanni DeShayes, 1848

Unio (sec. Naïa) littoralis vr. mauritanicus Bourguignat, 1868

Unio (sec. Naïa) littoralis vr. minor Rossmässler, 1842

Unio (sec. Naïa) littoralis vr. pianensis Farines in Boubée, 1833

Unio (sec. Naïa) littoralis vr. rhomboider [sic] Schub. [sic]

Unio (sec. Naïa) littoralis vr. subreniformis Bourguignat, 1863

Unio (sec. Naïa) littoralis vr. subtetragonus Michaud, 1831

Unio (sec. Naïa) littoralis vr. umbonatus Rossmässler, 1844

Unio (sec. Naïa) purpuratus Lamarck, 1819
+ Unio ater Lea, 1829

Unio (sec. Quadrula) apiculatus Say, 1829

Unio (sec. Quadrula) apiculatus vr. asper Lea, 1831

Unio (sec. Quadrula) quadrulus (Rafinesque, 1820)
+ Unio asperrimus Lea, 1831

Unio (sec. Rotundaria) blandianus Lea, 1856

Unio (sec. Rotundaria) bullatus (Rafinesque, 1820)

Unio (sec. Rotundaria) bullatus vr. dorfeuillianus Lea, 1838

Unio (sec. Rotundaria) bullatus vr. prasinus Conrad, 1834

Unio (sec. Rotundaria) bullatus vr. schoolcraftensis Lea, 1834

Unio (sec. Rotundaria) cyphya (Rafinesque, 1820)
+ Unio aesopus Green, 1827

Unio (sec. Rotundaria) lamarckianus Lea, 1852
+ Unio aberti Conrad, 1850

Unio abevillensis [sic] Lea

Unio abortivus Heude

Unio abyssinicus Mrts.

Unio acarnanicus Kob.

Unio actephilus Bourguignat, 1862

Unio acuminatus Adams, 1866

Unio aeneus Jickeli, 1874

Unio aequatorius Morelet, 1885

Unio aereus Reeve, 1856

Unio affinis Heude, 1875

Unio alabamensis (Lea, 1861)

Unio alderiana [sic] Bourguignat, 1885

Unio aleroni Comp.

Unio altilis Conrad, 1834

Unio anaticulus Lea, 1861

Unio anceps DeShayes & Jullien, 1874

Unio anconae Brgt.
+ Unio danconae Bourguignat, 1883

Unio anemprosthus Brgt.

Unio angustatus Lea, 1831

Unio anodontaeformis Tapparone Canefri, 1883

Unio antiochianus Brgt.

Unio aplatus Sw.

Unio approximus Lea, 1845

Unio aradae Philippi, 1844

Unio arancanus [sic] Philippi, 1847

Unio araxenus Drouet, 1881

Unio arca Held in Küster, 1854

Unio arculus (Lea, 1838)

Unio asperatus Lea, 1861
+ Unio asperatus Sowerby, 1868

Unio astieranus [sic] Dupuy, 1850

Unio ater Nilsson, 1822

Unio ater vr. consentaneus ‘Ziegler’ Rossmässler, 1836

Unio ater vr. intermedius Rm.

Unio ater vr. reniformis ‘Schmidt’ Rossmässler, 1836

Unio aureus Lea, 1859

Unio auroreus Heude, 1883

Unio axiacus Let. [sic]

Unio bagdadensis Bourguignat, 1852

Unio bakeri Adams, 1866

Unio baudoni Drouet

Unio baykinianus [sic] Lea, 1840

Unio bayonnensis Folin & Bérillon, 1877

Unio bazini Heude, 1877

Unio beccarianus Tapparone Canefri, 1883

Unio benacinus Drouet, 1883

Unio benoiti Bourguignat, 1883

Unio bhamaoensis [sic] Theobald, 1874

Unio bicaelatus Reeve, 1865

Unio biesianus Heude, 1877

Unio bivonianus Bourguignat, 1883

Unio biwae Kobelt, 1879

Unio blanci Bourguignat, 1883

Unio blauneri Sh.

Unio blauverensis Lea

Unio bourguignatianus Lea , 1863

Unio brachyrhynchus Drouet, 1881

Unio brandtii Kobelt, 1879

Unio brevirostris Küster, 1854

Unio brianteus Pini.

Unio bridouxi Bourguignat, 1886

Unio broti Dsh.

Unio bruguierianus Bourguignat, 1853

Unio bruguierianus vr. orientalis Bourguignat, 1852

Unio capigliolo Payraudeau, 1826

Unio capigliolo vr. bandini Küster, 1837

Unio languilati Heude, 1874
+ Unio languilati var. aligerus Heude, 1877

Unio ligamentinus Lm.
+ Unio abruptus Say, 1831