Quadrula lachrymosa Swainson, 1840
‘Lea’ of Authors.
Swainson, 1840, Treat. Malacol.: 378.
Hanley, 1843, Illustr. Descr. Cat. Rec. Bivalve Shells: 177.
Conrad, 1853, Proc. Acad. Nat. Sci. 6: 256.
Adams & Adams, 1857, Gen. Rec. Moll. 2(31-32): 497.
Reeve, 1864, Conch. Icon. 16: pl. 9, sp. 33.
Call, 1895, Trans. Acad. Sci. St. Louis 7: 21.
F.C. Baker, 1898, Bull. Chicago Acad. Sci. 3(1): 83, pl. 25, fig. 1; pl. 12, fig. 2.
Simpson, 1900, Proc. U.S. Nat. Mus. 22: 776.
Call, 1900, Ind. Dept. Geol. Nat. Res. (1899): 489.
Ortmann, 1909, Nautilus 22(10): 100.
Ortmann, 1909, Ann. Carnegie Mus. 5: 199.
Ortmann, 1910, Nautilus 23(11): 140.
Ortmann, 1910, Nautilus 23: 116.
Ortmann, 1912, Ann. Carnegie Mus. 8: 253.
Simpson, 1914, Descr. Cat. Naiades: 839, 841.
Vanatta, 1915, Proc. Acad. Nat. Sci. 67: 556.
Ortmann & Walker, 1922, Occ. Pap. Mus. Zool. Univ. Mich. (112): 14, 16.
Frierson, 1927, Check List N. Amer. Naiades: 47.
F.C. Baker, 1928, Bull. Wisconsin Geol. Nat. Hist. Survey 70(2): 84.
R.I. Johnson, 1980, Bull. MCZ 149(2): 90.
Vidrine, 1993, Histr. Distr. Freshw. Mussels LA: 53.
Strayer & Jirka, 1997, Pearly Mussels NY (26): 98.
(error for Unio lacrymosus Lea, 1828)

Unio reevianus Conrad, 1853
‘Lea’ of Authors.
Conrad, 1853, Proc. Acad. Nat. Sci. 6: 256.
Simpson, 1900, Proc. U.S. Nat. Mus. 22: 538.
Simpson, 1914, Descr. Cat. Naiades: 74.
Utterback, 1916, Amer. Midl. Nat. 4(10): 449.
Frierson, 1927, Check List N. Amer. Naiades: 73.
Haas, 1969, Das Tierreich 88: 437.
R.I. Johnson, 1980, Bull. MCZ 149(2): 132.
Oesch, 1984, Missouri Naiades: 225.
Turgeon et al., 1988, Am. Fisher. Soc. Spec. Publ. (16): 31.
Williams et al., 1993, Fisheries 18(9): 12.
Turgeon et al., 1998, Am. Fisher. Soc. Spec. Publ. (26): 35.
Graf & Cummings, 2007, J. Moll. Studies 73: 305.
Bogan, 2010, FADA: [web].
Cummings & Graf, 2010, Ecol. Class. N. Amer. FW Inverts.: 376.
Haag, 2012, N. Amer. Freshw. Mussels: 71 [as ‘Lampsilis reeviana’].
(error for Unio reeveianus Lea, 1852)

Anodonta bealii Singley, 1893
‘Lea’ of Authors.
Singley, 1893, Geol. Surv. Texas (1892): 316.
R.I. Johnson, 1980, Bull. MCZ 149(2): 92.
(error for Anodonta bealei Lea, 1863)

Plethobasus pachosteus Morrison, 1969
‘Rafinesque’ of Authors.
Morrison, 1969, AMU Annual Rept. (1969): 24.
R.I. Johnson, 1980, Bull. MCZ 149(2): 90.
(misidentified reference to Obovaria pachostea Rafinesque, 1820)

Carunculina glans moaesta R.I. Johnson, 1980
R.I. Johnson, 1980, Bull. MCZ 149(2): 94.
(error for Unio moestus Lea, 1841)

Actinonaias ellipsiformis (Conrad, 1836)
+ Unio venustus Lea, 1838
+ Unio pleasii Marsh, 1891

Actinonaias ligamentina (Lamarck, 1819)
+ Unio carinatus Barnes, 1823
+ Lampsilis (sec. Eurynia) ligamentina var. gibbus Simpson, 1900
+ Lampsilis (Eurynia) ligamentina var. nigrescens Simpson, 1914
+ Actinonaias carinata orbis Morrison, 1942

Actinonaias pectorosa (Conrad, 1834)
+ Unio pictus Sowerby, 1868
+ Lampsilis (s.s.) sowerbyana Frierson, 1927

Actinonaias rafinesqueana (Frierson, 1927)
+ Actinonaias streckeri Valentine & Stansbery, 1971

Alasmidonta calceolus (Lea, 1830)
+ Unio (Elliptio) viridis Rafinesque, 1820
+ Margaritana minor Lea, 1845
+ Alasmidonta (Pressodonta) calceolus danielsi F.C. Baker, 1928
+ Alasmidonta (Pressodonta) calceolus magnalacustris F.C. Baker, 1928

Alasmidonta heterodon (Lea, 1830)

Alasmidonta marginata Say, 1819
+ Margaritana marginata var. truncata B.H. Wright, 1898
+ Alasmidonta (Decurambis) marginata variabilis F.C. Baker, 1928

Alasmidonta raveneliana (Lea, 1834)
+ Decurambis atropurpureum Rafinesque, 1831

Alasmidonta undulata (Say, 1817)

Alasmidonta varicosa (Lamarck, 1819)

Amblema plicata (Say, 1817)
+ Unio peruviana Lamarck, 1819
+ Unio rariplicata Lamarck, 1819
+ Amblema costata Rafinesque, 1820
+ Unio undulatus Barnes, 1823
+ Unio perplicatus Conrad, 1841
+ Unio quintardii Cragin, 1887
+ Unio pilsbryi Marsh, 1891
+ Cokeria southalli Marshall, 1916

Anodonta (Utterbackia) suborbiculata Say, 1831

Anodonta beringiana Middendorff, 1851

Anodonta californiensis Lea, 1852

Anodonta cataracta cataracta (Say, 1817)

Anodonta cataracta fragilis (Lamarck, 1819)
+ Anodonta marginata Say, 1817
+ Anodonta brooksiana van der Schalie, 1938

Anodonta corpulenta Cooper, 1834

Anodonta dejecta Lewis, 1875

Anodonta grandis grandis Say, 1829
+ Anodonta plana Lea, 1834
+ Anodonta stewartiana Lea, 1834
+ Anodonta gigantea Lea, 1838
+ Anodonta footiana Lea, 1840
+ Anodonta virens Lea, 1852
+ Anodonta opaca Lea, 1852
+ Anodonta danielsii Lea, 1858
+ Anodonta texasensis Lea, 1859
+ Anodonta leonensis Lea, 1862
+ Anodonta bealei Lea, 1863
+ Anodonta dakota Frierson, 1910
+ Anodonta (Nayadina) venusta de Gregorio, 1914

Anodonta grandis simpsoniana Lea, 1861

Anodonta imbecillis Say, 1829
+ Anodonta ohiensis Utterback, 1915
+ Utterbackia imbecillis fusca F.C. Baker, 1927

Anodonta implicata Say, 1829
+ Mytilus fucatus Dillwyn, 1817

Anodonta kennerlyi Lea, 1860

Anodonta nuttalliana Lea, 1838
+ Anodonta wahlamatensis Lea, 1838

Anodonta oregonensis Lea, 1838

Anodontoides ferussacianus (Lea, 1834)
+ Anodonta subcylindracea Lea, 1838
+ Anodonta modesta Lea, 1857
+ Anodontoides birgei F.C. Baker, 1923

Arcidens confragosus (Say, 1829)
+ Arcidens confragosa jacintoensis Strecker, 1931

Arkansia wheeleri Ortmann & Walker, 1912

Carunculina cylindrella (Lea, 1868)

Carunculina glans (Lea, 1831)
+ Toxolasma lividus Rafinesque, 1831
+ Unio moestus Lea, 1841

Carunculina parva (Barnes, 1823)
+ Unio texasiensis Lea, 1857
+ Unio cromwellii Lea, 1865
+ Carunculina parva cahni F.C. Baker, 1927

Cumberlandia monodonta (Say, 1829)

Cyclonaias tuberculata (Rafinesque, 1820)
+ Unio graniferus Lea, 1838
+ Quadrula (sec. Rotundaria) granifera var. pusilla Simpson, 1900
+ Quadrula (Cyclonaias) tuberculata utterbackiana Frierson, 1927

Cyprogenia aberti (Conrad, 1850)
+ Unio lamarckianus Lea, 1852
+ Unio popenoi Call, 1885
+ Unio irroratus Call, 1895

Cyprogenia stegaria (Rafinesque, 1820)
+ Unio verrucosus albus Hildreth, 1828
+ Unio irroratus Lea, 1828
+ Unio stegarius Say, 1834
+ Cyprogenia irrorata var. pusilla Simpson, 1900

Dromus dromas (Lea, 1834)
+ Unio caperatus Lea, 1845

Ellipsaria lineolata (Rafinesque, 1820)
+ Unio securis Lea, 1829

Elliptio complanata (Lightfoot, 1786)

Elliptio crassidens crassidens (Lamarck, 1819)
+ Unio (Elliptio) nigra Rafinesque, 1820

Elliptio dilatata (Rafinesque, 1820)
+ Unio gibbosus Barnes, 1823
+ Unio subgibbosus Lea, 1857
+ Unio (sec. Elliptio) gibbosus var. delicatus Simpson, 1900
+ Elliptio dilatata var. sterkii Grier, 1918

Fusconaia barnesiana (Lea, 1838)
+ Unio bigbyensis Lea, 1841
+ Unio tumescens Lea, 1845

Fusconaia cuneolus (Lea, 1840)
+ Unio appressus Lea, 1871

Fusconaia ebena (Lea, 1831)
+ Obliquaria (Rotundaria) pusilla Rafinesque, 1820

Fusconaia edgariana (Lea, 1840)
+ Fusconaia cor var. analoga Ortmann, 1918

Fusconaia flava (Rafinesque, 1820)
+ Unio rubiginosus Lea, 1829
+ Unio cerinus Conrad, 1838
+ Unio hebetatus Conrad, 1854
+ Unio rubidus Lea, 1861
+ Fusconaia flava var. parvula Grier, 1918

Fusconaia ozarkensis (Call, 1887)
+ Pleurobema brevis subelliptica Simpson, 1900
+ Pleurobema argentea pannosa Simpson, 1900
+ Pleurobema utterbackii Utterback, 1915
+ Quadrula (Fusconaia) flava sampsoniana Frierson, 1927

Fusconaia subrotunda (Lea, 1831)
+ Unio (Elliptio) nigra var. maculata Rafinesque, 1820
+ Unio kirtlandianus Lea, 1834
+ Unio lesueurianus Lea, 1840
+ Unio pilaris Lea, 1840
+ Unio bursapastoris B.H. Wright, 1896
+ Quadrula (sec. Fusconaia) kirtlandiana var. minor Simpson, 1900
+ Pleurobema missouriensis Marsh, 1901
+ Fusconaja [sic] subrotunda leucogona Ortmann, 1913

Fusconaia undata (Barnes, 1823)
+ Obliquaria (Sintoxia) lateralis Rafinesque, 1820
+ Unio trigonus Lea, 1831
+ Unio friersoni B.H. Wright, 1896
+ Fusconaia selecta Wheeler, 1914
+ Fusconaia undata trigonoides Utterback, 1915
+ Fusconaia undata wagneri F.C. Baker, 1928

Glebula rotundata (Lamarck, 1819)
+ Unio suborbiculata Lamarck, 1819

Gonidea angulata (Lea, 1838)

Hemistena lata (Rafinesque, 1820)

Lampsilis abrupta (Say, 1831)
+ Toxolasma cyclips Rafinesque, 1831
+ Margarita (Unio) orbiculatus Lea, 1836
+ Unio crassus Conrad, 1836

Lampsilis cariosa (Say, 1817)

Lampsilis excavata (Lea, 1857)

Lampsilis fasciola Rafinesque, 1820

Lampsilis higginsi (Lea, 1857)
+ Lampsilis (Eurynia) higginsii var. grandis Simpson, 1914

Lampsilis hydiana (Lea, 1838)
+ Unio placitus Lea, 1852

Lampsilis ochracea (Say, 1817)
+ Mytilus fluviatilis Gmelin, 1791

Lampsilis ovata (Say, 1817)
+ Unio ventricosus Barnes, 1823
+ Unio occidens Lea, 1829
+ Unio canadensis Lea, 1857
+ Lampsilis (s.s.) ventricosa var. lurida Simpson, 1914
+ Lampsilis ventricosa perglobosa F.C. Baker, 1928
+ Lampsilis ventricosa winnebagoensis F.C. Baker, 1928

Lampsilis powelli (Lea, 1852)

Lampsilis radiata radiata (Gmelin, 1791)

Lampsilis radiata siliquoidea (Barnes, 1823)
+ Unio luteola Lamarck, 1819
+ Unio rosaceus De Kay, 1843
+ Unio superiorensis Marsh, 1897
+ Lampsilis siliquoidea pepinensis F.C. Baker, 1927
+ Lampsilis siliquoidea chadwicki F.C. Baker, 1928

Lampsilis satur (Lea, 1852)

Lampsilis teres (Rafinesque, 1820)
+ Unio anodontoides Lea, 1831
+ Lampsilis fallaciosus Smith, 1899

Lampsilis virescens (Lea, 1858)

Lasmigona complanata (Barnes, 1823)
+ Unio katherinae Lea, 1838

Lasmigona compressa (Lea, 1829)

Lasmigona costata (Rafinesque, 1820)
+ Lasmigona costata pepinensis F.C. Baker, 1928
+ Lasmigona costata nuda F.C. Baker, 1928

Lasmigona holstonia (Lea, 1838)
+ Sulcularia badia Rafinesque, 1831

Lasmigona subviridis (Conrad, 1835)

Lemiox rimosus (Rafinesque, 1831)

Leptodea fragilis (Rafinesque, 1820)
+ Lampsilis simpsoni Ferriss, 1900
+ Lampsilis gracilis lacustris F.C. Baker, 1922

Leptodea laevissima (Lea, 1829)
+ Anodonta (Lastena) ohiensis Rafinesque, 1820

Leptodea leptodon (Rafinesque, 1820)
+ Lampsilis blatchleyi Daniels, 1902

Lexingtonia dolabelloides (Lea, 1840)
+ Pleurobema conradi Vanatta, 1915

Ligumia nasuta (Say, 1817)

Ligumia recta (Lamarck, 1819)
+ Unio (Eurynia) latissima Rafinesque, 1820
+ Unio sageri Conrad, 1836

Ligumia subrostrata (Say, 1831)
+ Lampsilis (Eurynia) subrostrata var. furva Simpson, 1914

Margaritifera falcata (Gould, 1850)

Margaritifera margaritifera (Linnaeus, 1758)

Medionidus conradicus (Lea, 1834)
+ Obliquaria plateolus Rafinesque, 1831

Megalonaias gigantea (Barnes, 1823)
+ Unio (Leptodea) nervosa Rafinesque, 1820
+ Unio heros Say, 1829

Obliquaria reflexa Rafinesque, 1820

Obovaria jacksoniana (Frierson, 1912)
+ Unio castaneus Lea, 1831

Obovaria olivaria (Rafinesque, 1820)
+ Unio ellipsis Lea, 1828

Obovaria retusa (Lamarck, 1819)

Obovaria subrotunda (Rafinesque, 1820)
+ Unio (Aximedia) levigata Rafinesque, 1820
+ Unio lens Lea, 1831
+ Obovaria lens var. parva Simpson, 1914
+ Obovaria lens var. elongata Simpson, 1914
+ Obovaria subrotunda globula Morrison, 1942

Pegias fabula (Lea, 1836)

Plagiola arcaeformis (Lea, 1831)

Plagiola biemarginata (Lea, 1857)

Plagiola capsaeformis (Lea, 1834)

Plagiola flexuosa (Rafinesque, 1820)

Plagiola florentina (Lea, 1857)
+ Truncilla curtisii Utterback, 1916

Plagiola haysiana (Lea, 1834)

Plagiola interrupta (Rafinesque, 1820)

Plagiola lenior (Lea, 1840)

Plagiola obliquata (Rafinesque, 1820)
+ Unio sulcatus Lea, 1829

Plagiola personata (Say, 1829)

Plagiola propinqua (Lea, 1857)

Plagiola sampsonii (Lea, 1862)

Plagiola stewardsoni (Lea, 1852)

Plagiola torulosa (Rafinesque, 1820)

Plagiola triquetra (Rafinesque, 1820)

Plagiola turgidula (Lea, 1858)
+ Truncilla lefevrei Utterback, 1916

Plectomerus dombeyanus (Valenciennes, 1827)
+ Unio trapezoides Lea, 1831

Plethobasus cicatricosus (Say, 1829)
+ Obovaria pachostea Rafinesque, 1820

Plethobasus cooperianus (Lea, 1834)
+ Obovaria striata Rafinesque, 1820

Plethobasus cyphyus (Rafinesque, 1820)
+ Unio aesopus Green, 1827
+ Unio compertus Frierson, 1911

Pleurobema clava (Lamarck, 1819)

Pleurobema cordatum (Rafinesque, 1820)
+ Unio obliqua Lamarck, 1819
+ Obliquaria (Sintoxia) sintoxia Rafinesque, 1820
+ Unio cardiacea Guérin-Méneville, 1823
+ Unio pyramidatus Lea, 1831
+ Unio coccineus Conrad, 1836
+ Unio catillus Conrad, 1836
+ Unio coccineus Lea, 1838
+ Unio solidus Lea, 1838
+ Unio cuneus Conrad, 1838
+ Unio gouldianus Jay, 1839
+ Unio plenus Lea, 1840
+ Unio fulgidus Lea, 1845
+ Quadrula (sec. Fusconaia) coccinea var. paupercula Simpson, 1900
+ Quadrula (sec. Fusconaia) coccinea var. magnalacustris Simpson, 1914
+ Pleurobema coccineum var. mississippiensis F.C. Baker, 1928

Pleurobema gibberum (Lea, 1838)

Pleurobema oviformis (Conrad, 1834)
+ Unio holstonensis Lea, 1840
+ Unio argenteus Lea, 1841

Proptera alata (Say, 1817)
+ Metaptera megaptera Rafinesque, 1820

Proptera capax (Green, 1832)
+ Symphynota globosa Lea, 1834

Proptera purpurata (Lamarck, 1819)

Ptychobranchus fasciolare (Rafinesque, 1820)

Ptychobranchus greeni (Conrad, 1834)

Ptychobranchus occidentalis (Conrad, 1836)
+ Ptychobranchus clintonensis Simpson, 1900

Ptychobranchus subtentum (Say, 1825)

Quadrula apiculata (Say, 1829)

Quadrula cylindrica (Say, 1817)
+ Unio cylindricus var. strigillatus B.H. Wright, 1898

Quadrula intermedia (Conrad, 1836)

Quadrula metanevra (Rafinesque, 1820)
+ Unio wardii Lea, 1861

Quadrula nodulata (Rafinesque, 1820)
+ Unio pustulatus Lea, 1831

Quadrula pustulosa (Lea, 1831)
+ Obliquaria (Quadrula) bullata Rafinesque, 1820
+ Unio schoolcraftensis Lea, 1834
+ Unio kienerianus Lea, 1852
+ Unio asperatus Lea, 1861
+ Unio refulgens Lea, 1868

Quadrula quadrula (Rafinesque, 1820)
+ Unio rugosus Barnes, 1823
+ Unio lacrymosus Lea, 1828
+ Unio asperrimus Lea, 1831
+ Unio asper Lea, 1831
+ Unio prasinus Conrad, 1834
+ Unio fragosus Conrad, 1835
+ Unio nobilis Conrad, 1854
+ Unio nobilis Conrad, 1854
+ Quadrula quadrula contraryensis Utterback, 1915
+ Quadrula (Quadrula) quadrula bullocki F.C. Baker, 1928

Quadrula tuberosa (Lea, 1840)
+ Unio sparsus Lea, 1841
+ Quadrula biangulata Morrison, 1942

Simpsoniconcha ambigua (Say, 1825)

Strophitus undulatus (Say, 1817)
+ Anodon rugosus Swainson, 1822
+ Alasmodonta edentula Say, 1829
+ Anodonta pavonia Lea, 1838
+ Strophitus undulatus tennesseensis Frierson, 1927
+ Strophitus undulatus ovatus Frierson, 1927
+ Strophitus rugosus pepinensis F.C. Baker, 1928
+ Strophitus rugosus winnebagoensis F.C. Baker, 1928
+ Strophitus rugosus lacustris F.C. Baker, 1928

Tritogonia verrucosa (Rafinesque, 1820)
+ Unio tuberculatus Barnes, 1823

Truncilla donaciformis (Lea, 1828)

Truncilla truncata Rafinesque, 1820
+ Unio elegans Lea, 1831
+ Truncilla truncata var. lacustris F.C. Baker, 1928

Uniomerus tetralasmus (Say, 1831)
+ Unio camptodon Say, 1832
+ Unio sayii Tappan, 1839

Villosa arkansasensis (Lea, 1862)

Villosa fabalis (Lea, 1831)

Villosa iris (Lea, 1829)
+ Unio nebulosus Conrad, 1834

Villosa lienosa (Conrad, 1834)

Villosa ortmanni (Walker, 1925)

Villosa reeviana [sic] (Lea, 1852)
+ Unio breviculus Call, 1887
+ Lampsilis brittsi Simpson, 1900

Villosa taeniata (Conrad, 1834)
+ Obliquaria (Aximedia) teneltus Rafinesque, 1831

Villosa trabalis (Conrad, 1834)
+ Unio perpurpureus Lea, 1861

Villosa vanuxemensis (Lea, 1838)

Villosa vibex (Conrad, 1834)
+ Lampsilis (Ligumia) streckeri Frierson, 1927