Publication Simpson (1900): species taxonomic opinions

Simpson, C.T. 1900. Synopsis of the naiades, or pearly fresh-water mussels. Proceedings of the United States National Museum 22: 501-1044. https://www.biodiversitylibrary.org/page/32021246.

Quadrula (Lamprotula) fibrosa Heude = Scriptolamprotula fibrosa

+ Unio spurius Heude, 1877

Quadrula (Lamprotula) kouangensis Simpson = Lamprotula kouangensis

+ Unio moreletianus Heude, 1883

Quadrula (Lamprotula) leai Gray = Lamprotula leaii

+ Unio nodulosus Reeve, 1864

+ Unio leeai Hanley, 1843

Quadrula (Lamprotula) leai var. leleci Heude = Lamprotula leaii

+ Unio richthofeni Martens, 1875

Quadrula (Lamprotula) microstictis [sic] Heude = Lamprotula microsticta

Quadrula (Lamprotula) nodulosa Wood = Scriptolamprotula nodulosa + Scriptolamprotula grandidens

+ Unio grandidens Lea, 1862

Quadrula (Lamprotula) ovata Simpson = Acuticosta ovata

+ Unio vestitus Heude, 1883

Quadrula (Lamprotula) plumbea Chemnitz = Lamprotula plumbea

Quadrula (Lamprotula) polysticto-scriptus Heude = Scriptolamprotula polysticta

+ Unio scriptopolystictus Heude, 1877

+ Unio scriptopolystrictus Paetel, 1890

Quadrula (Lamprotula) polystictus Heude = Scriptolamprotula polysticta

Quadrula (Lamprotula) rochechouarti Heude = Gibbosula rochechouartii

Quadrula (Lamprotula) scripta Heude = Scriptolamprotula scripta

Quadrula (Lamprotula) similaris Simpson = Scriptolamprotula polysticta

+ Unio affinis Heude, 1875

Quadrula (Lamprotula) tientsinensis Crosse and Debeaux = Scriptolamprotula tientsinensis

Quadrula (Lamprotula) tortuosa Lea = Scriptolamprotula tortuosa

+ Unio (Lampsilis) subtortus Baird & Adams, 1867

+ Unio retortus Heude, 1883

Quadrula (Lamprotula) triclava Heude = Lamprotula triclava

Quadrula (Lamprotula) zonata Heude = Scriptolamprotula zonata

+ Unio tientsinensis Heude, 1883

Quadrula (Rotundaria) granifera Lea = Cyclonaias tuberculata

Quadrula (Rotundaria) granifera var. pusilla Simpson = Cyclonaias tuberculata

Quadrula (Rotundaria) guatemalensis Simpson = Psoronaias guatemalensis

Quadrula (Rotundaria) ostreata Morelet = Psoronaias crocodilorum

Quadrula (Rotundaria) percompressa von Martens = Psoronaias crocodilorum

Quadrula (Rotundaria) tuberculata Rafinesque = Cyclonaias tuberculata

+ Unio verrucosus Barnes, 1823

+ Unio verrucosus purpureus Hildreth, 1828

+ Unio tuberculosus Valenciennes, 1827

Quadrula (Rotundaria) usumasintæ Crosse and Fischer = Psoronaias crocodilorum

Quadrula (s.s.) cylindrica Say = Theliderma cylindrica

+ Unio naviformis Lamarck, 1819

+ Unio (Eurynia) solenoides var. cylindrica Rafinesque, 1820

+ Unio rugosus Chenu, 1862

Quadrula (s.s.) intermedia Conrad = Theliderma intermedia

+ Unio kleinianus Küster, 1861

Quadrula (s.s.) metanevra Rafinesque = Theliderma metanevra

+ Unio metaneurus ‘Rafinesque’ of Authors

+ Unio nodosus Barnes, 1823

+ Unio metaniver Catlow & Reeve, 1845

Quadrula (s.s.) metanevra var. wardii Lea = Theliderma metanevra

Quadrula (s.s.) sparsa Lea = Theliderma sparsa

Quadrula (s.s.) stapes Lea = Theliderma stapes

+ Unio retusus Say, 1834

+ Unio stegarius Küster, 1861

Quadrula (s.s.) tuberosa Lea = Theliderma metanevra

Quadrula (sec. Crenodonta) boykiniana Lea = Megalonaias nervosa

+ Unio baykinianus ‘Lea’ of Authors

Quadrula (sec. Crenodonta) digitata Morelet = Megalonaias nickliniana

Quadrula (sec. Crenodonta) elliottii Lea = Amblema elliottii

Quadrula (sec. Crenodonta) heros Say = Megalonaias nervosa

+ Unio multiplicatus Lea, 1831

+ Unio undulatus Say, 1831

+ Unio eightsii Lea, 1860

+ Unio eighti Paetel, 1890

+ Unio atrocostatus Reeve, 1864

Quadrula (sec. Crenodonta) neislerii Lea = Amblema neislerii

Quadrula (sec. Crenodonta) nickliniana Lea = Megalonaias nickliniana

+ Unio nicklianus Küster, 1861

Quadrula (sec. Crenodonta) perplicata Conrad = Amblema plicata

+ Unio atrocostatus Lea, 1845

+ Unio pearlensis Conrad, 1855

+ Unio perlensis ‘Conrad’ of Authors

+ Unio brazosensis Lea, 1868

+ Unio lincecumii Lea, 1868

+ Unio lincecurei Paetel, 1890

+ Unio pauciplicatus Lea, 1872

+ Unio perplicatus Reeve, 1864

Quadrula (sec. Crenodonta) perplicata var. quintardii Cragin = Amblema plicata

Quadrula (sec. Crenodonta) plicata Say = Amblema plicata

+ Unio peruviana Lamarck, 1819

+ Unio rariplicata Lamarck, 1819

+ Unio crassus Barnes, 1823

+ Unio gigantea Lea, 1838

+ Unio heros Küster, 1855

Quadrula (sec. Crenodonta) plicata var. hippopæa [sic] Lea = Amblema plicata

Quadrula (sec. Crenodonta) stolli von Martens = Megalonaias nickliniana

Quadrula (sec. Crenodonta) trapezoides Lea = Plectomerus dombeyanus

+ Unio crassidens Lamarck, 1819

+ Unio interruptus Say, 1831

+ Unio dombeyana Valenciennes, 1827

Quadrula (sec. Crenodonta) triumphans B.H. Wright = Megalonaias nervosa

Quadrula (sec. Crenodonta) undulata Barnes = Amblema plicata + Megalonaias nervosa

+ Unio costatus ‘Rafinesque’ of Authors

+ Unio atrocostatus Sowerby, 1868

+ Unio undulatus Hanley, 1843

+ Unio plicatus ‘Say’ of Authors

+ Unio undulata Valenciennes, 1827

Quadrula (sec. Crenodonta) undulata var. latecostata Lea = Amblema plicata

+ Unio laticostatus ‘Lea’ of Authors

Quadrula (sec. Crenodonta) undulata var. pilsbryi Marsh = Amblema plicata

Quadrula (sec. Fusconaia) askewi Marsh = Fusconaia askewi

Quadrula (sec. Fusconaia) beadleiana Lea = Pleurobema beadleianum

Quadrula (sec. Fusconaia) bursa-pastoris B.H. Wright = Fusconaia subrotunda

Quadrula (sec. Fusconaia) cerina Conrad = Fusconaia cerina

Quadrula (sec. Fusconaia) chickasawhensis Lea = Pleurobema beadleianum

Quadrula (sec. Fusconaia) chunii Lea = Fusconaia chunii

Quadrula (sec. Fusconaia) coccinea Conrad = Pleurobema sintoxia + Unio crassus

+ Unio coccineus Lea, 1838

+ Unio rubens Menke, 1828

+ Unio catillus Conrad, 1836

+ Unio gouldianus Ward in Jay, 1839

+ Unio cuneus Call, 1895

+ Unio catilus ‘Conrad’ of Authors

Quadrula (sec. Fusconaia) coccinea var. paupercula Simpson = Pleurobema sintoxia

Quadrula (sec. Fusconaia) cuneus Conrad = Pleurobema sintoxia

Quadrula (sec. Fusconaia) ebenus Lea = Reginaia ebenus

+ Unio obovalis Say, 1834

+ Unio (s.s.) mytiloides Swainson, 1840

+ Unio obliqua ‘Lamarck’ of Authors

Quadrula (sec. Fusconaia) flexuosa Simpson = Fusconaia subrotunda

Quadrula (sec. Fusconaia) friersoni B.H. Wright = Pleurobema riddellii

Quadrula (sec. Fusconaia) glandacea Lea = Fusconaia cerina

Quadrula (sec. Fusconaia) globata Lea = Fusconaia subrotunda

Quadrula (sec. Fusconaia) hebetata Conrad = Fusconaia flava

Quadrula (sec. Fusconaia) kirtlandiana Lea = Fusconaia subrotunda

+ Unio kirklandianus ‘Lea’ of Authors

Quadrula (sec. Fusconaia) kirtlandiana var. minor Simpson = Fusconaia subrotunda

Quadrula (sec. Fusconaia) obliqua Lamarck = Pleurobema cordatum + Fusconaia flava + Obovaria retusa

+ Unio undatus Barnes, 1823

+ Unio cordatus Conrad, 1836

+ Unio mytiloides Short & Eaton, 1831

+ Unio cordatus Küster, 1852

Quadrula (sec. Fusconaia) pilaris Lea = Fusconaia subrotunda

+ Unio lesueurianus Lea, 1840

Quadrula (sec. Fusconaia) plena Lea = Pleurobema plenum

Quadrula (sec. Fusconaia) pumila Lea = Fusconaia masoni

+ Unio pumilus Sowerby, 1866

Quadrula (sec. Fusconaia) pyramidata Lea = Pleurobema sintoxia

+ Unio mytiloides Conrad, 1836

+ Unio cardiacea Guérin-Méneville, 1823

+ Unio ruber Conrad, 1853

+ Unio obliquus Wood, 1828

+ Unio mytiloides Bory de St. Vincent, 1827

Quadrula (sec. Fusconaia) riddellii Lea = Pleurobema riddellii

Quadrula (sec. Fusconaia) rubida Lea = Fusconaia cerina

+ Unio negatus Lea, 1861

Quadrula (sec. Fusconaia) rubiginosa Lea = Fusconaia flava

+ Unio flavus Conrad, 1837

+ Unio trigonus Sowerby, 1868

Quadrula (sec. Fusconaia) solida Lea = Pleurobema sintoxia

+ Unio cardiacea Deshayes, 1839

+ Unio fulgidus Lea, 1845

+ Unio obovalis Conrad, 1853

Quadrula (sec. Fusconaia) subrotunda Lea = Fusconaia subrotunda

+ Unio personatus Conrad, 1834

+ Unio politus Conrad, 1837

+ Unio brevialis Crouch, 1827

Quadrula (sec. Fusconaia) succissa Lea = Pustulosa succissa

+ Unio cacao Lea, 1859

+ Unio succisus Sowerby, 1866

Quadrula (sec. Fusconaia) trigona Lea = Fusconaia flava

+ Unio undatus Conrad, 1834

+ Unio triangularis Küster, 1852

+ Unio pilaris Reeve, 1865

Quadrula (sec. Fusconaia) utriculus Lea = Fusconaia masoni

Quadrula (sec. Pachynaias) rugososulcata Lea = Pachynaias spheniopsis

Quadrula (sec. Pachynaias) spheniopsis Morelet = Pachynaias spheniopsis

Quadrula (sec. Theliderma) apiculata Say = Quadrula quadrula

+ Unio nobilis Conrad, 1854

Quadrula (sec. Theliderma) asper Lea = Quadrula quadrula + Quadrula nobilis

+ Unio turgidus Reeve, 1864

+ Unio nobilis Conrad, 1854

Quadrula (sec. Theliderma) aurea Lea = Pustulosa pustulosa + Pustulosa petrina

+ Unio bollii Call, 1881

Quadrula (sec. Theliderma) cahabensis Lea = Pustulosa pustulosa

Quadrula (sec. Theliderma) cooperiana Lea = Plethobasus cooperianus

+ Unio striatus Reeve, 1864

Quadrula (sec. Theliderma) couchiana Lea = Quadrula couchiana

Quadrula (sec. Theliderma) forsheyi Lea = Quadrula quadrula

Quadrula (sec. Theliderma) fragosa Conrad = Quadrula fragosa

+ Unio tragosus Hanley, 1843

Quadrula (sec. Theliderma) houstonensis Lea = Pustulosa pustulosa

Quadrula (sec. Theliderma) infucata Conrad = Pustulosa infucata

+ Unio securiformis Conrad, 1849

Quadrula (sec. Theliderma) kleiniana Lea = Pustulosa kleiniana

+ Unio sparsus Küster, 1861

Quadrula (sec. Theliderma) lachrymosa [sic] Lea = Quadrula quadrula

+ Unio asperrimus Lea, 1831

+ Unio quadrulus ‘Rafinesque’ of Authors

+ Unio quadratus Reeve, 1864

Quadrula (sec. Theliderma) lachrymosa [sic] var. lunulata Pratt = Quadrula quadrula

Quadrula (sec. Theliderma) mortoni Conrad = Pustulosa pustulosa

+ Unio turgidus Lea, 1838

Quadrula (sec. Theliderma) nodifera Conrad = Pustulosa pustulosa

Quadrula (sec. Theliderma) paupercula Lea = Pustulosa pustulosa

Quadrula (sec. Theliderma) petrina Gould = Pustulosa petrina

Quadrula (sec. Theliderma) pustulata Lea = Pustulosa nodulata

+ Unio nodulatus ‘Rafinesque’ of Authors

Quadrula (sec. Theliderma) pustulosa Lea = Pustulosa pustulosa + Obovaria unicolor

+ Unio verrucosa Valenciennes, 1827

+ Unio nodulosus Say, 1834

+ Unio prasinus Conrad, 1834

+ Unio bullatus ‘Rafinesque’ of Authors

+ Unio dorfeuillianus Lea, 1838

+ Unio uber Conrad, 1866

+ Unio schoolcraftensis Lea, 1834

+ Unio schoolcraftii ‘Lea’ of Authors

Quadrula (sec. Theliderma) pustulosa var. keineriana [sic] Lea = Pustulosa kieneriana

Quadrula (sec. Theliderma) pustulosa var. pernodosa Lea = Pustulosa pustulosa + Pustulosa kieneriana

+ Unio asperatus Lea, 1861

+ Unio asperatus Sowerby, 1868

Quadrula (sec. Theliderma) refulgens Lea = Pustulosa pustulosa

+ Unio pustulosus Call, 1895

Quadrula (sec. Theliderma) rumphiana Lea = Quadrula quadrula

+ Unio blandianus Lea, 1857

Quadrula (sec. Theliderma) speciosa Lea = Quadrula quadrula

Quadrula (sec. Theliderma) sphærica Lea = Pustulosa pustulosa

Quadrula (sec. Theliderma) vallata Lea = Pustulosa pustulosa

Rectidens lingulatus Drouet and Chaper = Rectidens sumatrensis

Rectidens pahangensis Smith = Rectidens sumatrensis

Rectidens perakensis de Morgan = Rectidens sumatrensis

Rectidens prolongatus Drouet = Rectidens sumatrensis

Rectidens sumatrensis Dunker

Shistodesmus [sic] lampreyanus Baird and Adams, = Schistodesmus lampreyanus

Shistodesmus [sic] spinosus Simpson = Schistodesmus spinosus

+ Unio vestitus Heude, 1883

Solenaia carinata Heude = Sinosolenaia carinata

Solenaia emarginata Lea

Solenaia falcata Higgins = Mycetopodella falcata

Solenaia iridinea Heude = Sinosolenaia iridinea + Sinosolenaia oleivora

+ Mycetopus similis Heude, 1877

Solenaia oleivora Heude = Sinosolenaia oleivora + Sinosolenaia recognita

+ Micetopus [sic] recognitus Heude, 1877

+ Mycetopus caeruleus Heude, 1885

+ Mycetopus armatus Heude, 1885

+ Mycetopus arcuatus Heude, 1885

+ Mycetopus viridis Heude, 1885

+ Mycetopus succineus Heude, 1885

Solenaia rivularis Heude = Parvasolenaia rivularis

Solenaia rugata Sowerby = Lortiella rugata

Solenaia soleniformis Benson = Balwantia soleniformis

+ Margaron (Unio) bensonii Lea, 1870

+ Mycetopus bensonianus Paetel, 1890

Solenaia triangularis Heude = Parvasolenaia triangularis

Spatha (Aspatharia) corrugata Dautzenberg = Aspatharia rugifera

Spatha (Aspatharia) vignoniana [sic] Bernardi = Aspatharia rugifera

+ Anodonta rugifera Dunker, 1858

+ Anodonta vignonana ‘Bernardi’ of Authors

Spatha (Moncetia) anceyi Bourguignat = Moncetia anceyi

+ Moncetia jouberti Bourguignat, 1886

Spatha (Moncetia) lavigerina [sic] Bourguignat = Moncetia anceyi

+ Moncetia bridouxi Bourguignat, 1886

Spatha (Moncetia) monieti [sic] Bourguignat = Moncetia anceyi

+ Moncetia rochebruniana Bourguignat, 1886

Spatha (s.s.) adansoni Jousseaume = Chambardia wahlbergi

Spatha (s.s.) arcuata [sic] Cailliaud = Chambardia rubens

Spatha (s.s.) chaiziana Rang = Aspatharia chaiziana

Spatha (s.s.) complanata Jousseaume = Aspatharia dahomeyensis

Spatha (s.s.) cryptoradiata Putzeys = Aspatharia pfeifferiana

Spatha (s.s.) dahomeyensis Lea = Aspatharia dahomeyensis

+ Anodonta senegalensis Lea, 1859

+ Mutelina senegalica Jousseaume, 1886

Spatha (s.s.) divaricata von Martens = Aspatharia divaricata

Spatha (s.s.) droueti Chaper = Aspatharia droueti

Spatha (s.s.) kirki Ancey = Chambardia nyassaensis

Spatha (s.s.) kirki var. liederi von Martens = Chambardia nyassaensis

Spatha (s.s.) lacustris Simpson = Chambardia wahlbergi

+ Spatha anceyi Ancey, 1894

Spatha (s.s.) lepsii Jickeli = Chambardia rubens

Spatha (s.s.) mabillei Jousseaume = Aspatharia pangallensis

Spatha (s.s.) marnoi Jickeli = Aspatharia marnoi

Spatha (s.s.) martensi Sturany = Chambardia bourguignati

Spatha (s.s.) nyassaensis Lea = Chambardia nyassaensis

+ Spathella nyassana Bourguignat, 1889

Spatha (s.s.) petersi von Martens = Chambardia petersi

+ Spatha modesta Lea, 1864

Spatha (s.s.) pfeifferiana Bernardi = Aspatharia pfeifferiana

Spatha (s.s.) rubens Lamarck = Chambardia rubens + Chambardia wissmanni + Chambardia bourguignati

+ Anodon clappertoni Koenig, 1826

+ Anodonta splendens Cristofori in Cristofori & Jan, 1832

+ Unio (Iridina) solida Anton, 1839

+ Spatha wissmanni Martens, 1883

+ Spatha rotundata Martens, 1897

Spatha (s.s.) rubens var. cailliaudi [sic] von Martens = Chambardia rubens + Chambardia wissmanni

+ Spatha bellamyi Jousseaume, 1886

+ Spatha renei Jousseaume, 1886

+ Anodonta rubens Audouin in Savigny, 1827

Spatha (s.s.) sinuata von Martens = Aspatharia pfeifferiana

Spatha (s.s.) stuhlmanni von Martens = Aspatharia pfeifferiana

Spatha (s.s.) subæquilatera von Martens = Chambardia bourguignati

+ Spatha baumanni Sturany, 1894

Spatha (s.s.) subreniformis Sowerby = Aspatharia subreniformis

Spatha (s.s.) trapezia von Martens = Chambardia trapezia

Spatha (s.s.) trapezia var. senilis von Martens = Chambardia trapezia

Spatha (s.s.) tristis Jousseaume = Aspatharia rochebrunei

+ Spatha rochebrunei Jousseaume, 1886

Spatha (s.s.) wahlbergi Krauss = Chambardia wahlbergi

+ Spatha natalensis Lea, 1864

+ Spatha hartmanni Martens, 1866

+ Anodon tabula Sowerby, 1867

Spatha (s.s.) wahlbergi var. bourguignati Bourguignat = Chambardia bourguignati

+ Spathella spathuliformis Bourguignat, 1889

+ Spatha wahlbergi var. spatuliformis Martens, 1897

+ Spathella bloyeti Bourguignat, 1889

Strophitus connasaugaensis Lea = Pseudodontoideus connasaugaensis

+ Unio connasaughensis Sowerby, 1868

+ Margaritana connasaugensis ‘Lea’ of Authors

+ Margaritana alabamensis Lea, 1861

Strophitus edentulus Say = Strophitus undulatus + Strophitus radiatus

+ Anodon rugosus Swainson, 1822

+ Anodonta undulata ‘Say’ of Authors

+ Anodon areolatus Swainson, 1829

+ Anodonta marginata Ferussac, 1835

+ Anodonta ferussaciana Ferussac, 1835

+ Anodonta wardiana Lea, 1838

+ Anodonta virgata Conrad, 1836

+ Anodon unadilla De Kay, 1843

+ Anodonta tetragona Lea, 1845

+ Anodonta arkansensis Lea, 1852

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Strophitus edentulus var. pavonius Lea = Strophitus undulatus

+ Anodon annulatus Sowerby, 1867

Strophitus elliottii Lea = Strophitus radiatus

+ Margaritana elliptica Lea, 1859

Strophitus gesnerii Lea = Pseudodontoideus subvexus

+ Margaritana gessneri Paetel, 1890

Strophitus radiatus Conrad

Strophitus spillmanii Lea = Pseudodontoideus subvexus

+ Unio spillmannii Sowerby, 1868

Strophitus tombigbeensis Lea = Pseudodontoideus subvexus

Strophitus undulatus Say

+ Anodonta pensylvanica Lamarck, 1819

+ Anodon papyracea J.G. Anthony, 1865

+ Anodon quadriplicatus Sowerby, 1870

Symphynota (Lasmigona) costata Rafinesque = Lasmigona costata

+ Alasmodonta rugosa Barnes, 1823

+ Alasmodonta hians Ferussac, 1835

Symphynota (Pterosygna [sic]) complanata Barnes = Pterosyna complanata

+ Complanaria gigas Swainson, 1840

+ Unio gigas Swainson, 1824

Symphynota (Pterosygna [sic]) complanata var. katherinæ Lea = Pterosyna complanata

Symphynota (s.s.) charlottensis Lea = Platynaias decorata

Symphynota (s.s.) compressa Lea = Platynaias compressa

+ Complanaria alasmodontina Stimpson, 1851

+ Margaron (Unio) pressus Lea, 1852

Symphynota (s.s.) compressa var. plebius C.B. Adams = Platynaias compressa

Symphynota (s.s.) decorata Lea = Platynaias decorata

+ Unio insolidus Lea, 1872

Symphynota (s.s.) neglecta Lea = Platynaias subviridis

Symphynota (s.s.) quadrata Lea = Platynaias subviridis

Symphynota (s.s.) viridis Conrad = Platynaias subviridis

+ Unio tappanianus Lea, 1838

+ Unio hyalinus Lea, 1845

+ Unio pertenuis Lea, 1863

+ Unio tappianus Catlow & Reeve, 1845

Tetraplodon ambiguus (Lamarck) Sowerby = Castalia ambigua + Castalia inflata + Castalia cordata

+ Castalia ambigua Lamarck, 1819

+ Castalia ambigua Sowerby, 1869

+ Tetraplodon pectinatus Spix in Wagner, 1827

+ Castalia inflata d’Orbigny, 1835

+ Castalia turgida Hupé, 1857

+ Prisodon truncatus Schumacher, 1817

+ Castalia hanleyana Sowerby, 1869

+ Castalia carolinensis Sowerby, 1869

+ Tetraplodon pectinatus Spix in Wagner, 1827

+ Castalia cordata Strobel, 1874

Tetraplodon crosseanus Hidalgo = Castalia crosseana

Tetraplodon ecarinatus Mousson = Castalia ecarinata

Tetraplodon multisulcatus Hupe = Castalia multisulcata

+ Castalia multicostata Sowerby, 1869

Tetraplodon ovatus Sowerby = Castalia psammoica

Tetraplodon quadratus Sowerby = Castaliella quadrata

Tetraplodon quadrilaterum d’Orbigny = Castalia cordata + Castalia ambigua

+ Castalia ambigua Wood, 1828

+ Castalia acuticosta Hupé, 1857

+ Castalia cordata Swainson, 1840

+ Castalia latiquadrata Sowerby, 1869

+ Castalia lateriquadrata Sowerby, 1869

Tetraplodon retusus Hupe = Castalia cordata + Castalia ambigua

+ Castalia ambigua Sowerby, 1839

Tetraplodon schombergianus Sowerby = Castaliella schombergiana

Trapezoideus exolescens Gould = Trapezidens exolescens

+ Unio exolescens Hanley & Theobald, 1874

Trapezoideus foliaceus Gould = Trapezoideus foliaceus + Yaukthwa peguensis

+ Unio peguensis Anthony, 1865

Trapezoideus foliaceus var. comptus Deshayes and Jullien = Lens comptus + Trapezidens exolescens

+ Unio fragilis Nevill, 1877

Trapezoideus misellus Morelet = Lens misellus

+ Unio siamensis Lea, 1866

Trapezoideus pallegoixi Sowerby = Lens pallegoixi

Trapezoideus peninsularis Simpson = Lens contradens

+ Unio sumatrensis Reeve, 1865

Trapezoideus theca Benson = Lamellidens corrianus

Tritogonia conjugans B.H. Wright = Quadrula verrucosa

Tritogonia tuberculata Barnes = Quadrula verrucosa

+ Unio (Theliderma) pustulata Swainson, 1840

+ Unio gigas Sowerby, 1867

+ Unio verrucosus ‘Rafinesque’ of Authors

Tritogonia tuberculata var. obesa Simpson = Quadrula verrucosa

Truncilla (Dysnomia) foliata Hildreth = Epioblasma flexuosa

+ Unio flexuosus ‘Rafinesque’ of Authors

Truncilla (Dysnomia) stewardsoni Lea = Epioblasma stewardsonii

Truncilla (Pilea) biemarginata Lea = Epioblasma biemarginata

Truncilla (Pilea) capsaeformis Lea = Epioblasma capsaeformis

Truncilla (Pilea) deviata Reeve = Epioblasma turgidula

Truncilla (Pilea) florentina Lea = Epioblasma florentina + Epioblasma turgidula

+ Unio turgidulus Lea, 1858

+ Unio nux Küster, 1861

+ Unio saccatus Küster, 1862

+ Unio sacculus Reeve, 1864

Truncilla (Pilea) perplexa Lea = Epioblasma torulosa

+ Unio gibbosus ‘Rafinesque’ of Authors

+ Unio torulosus Conrad, 1834

+ Unio obliquus Potiez & Michaud, 1844

Truncilla (Pilea) perplexa var. cincinnatiensis Lea = Epioblasma cincinnatiensis + Epioblasma torulosa

+ Unio phillipsii Reeve, 1864

Truncilla (Pilea) perplexa var. rangiana Lea = Epioblasma rangiana + Epioblasma gubernaculum

+ Unio gubernaculum Reeve, 1865

Truncilla (Pilea) personata Say = Epioblasma personata

+ Unio pileus Lea, 1831

+ Unio capillaris Lea, 1834

Truncilla (Pilea) propinqua Lea = Epioblasma propinqua

Truncilla (Pilea) sampsonii Lea = Epioblasma sampsonii

Truncilla (s.s.) arcaeformis Lea = Epioblasma arcaeformis

+ Unio nexus Say, 1831

Truncilla (s.s.) brevidens Lea = Epioblasma brevidens

+ Unio interruptus ‘Rafinesque’ of Authors

Truncilla (s.s.) lenior Lea = Epioblasma lenior

+ Unio lenis Lea, 1840

Truncilla (s.s.) metastriata Conrad = Epioblasma metastriata

Truncilla (s.s.) modicella Lea = Epioblasma othcaloogensis

Truncilla (s.s.) penita Conrad = Epioblasma penita + Epioblasma metastriata

+ Unio compactus Lea, 1859

Truncilla (s.s.) triquetra Rafinesque = Epioblasma triquetra

+ Unio triangularis Barnes, 1823

+ Unio cuneatus Swainson, 1823

+ Unio formosus Lea, 1831

Truncilla (Scalenaria) haysiana Lea = Epioblasma haysiana

+ Unio sowerbianus Lea, 1834

Truncilla (Scalenaria) othcaloogensis Lea = Epioblasma othcaloogensis

Truncilla (Scalenaria) sulcata Lea = Epioblasma obliquata + Epioblasma perobliqua

+ Unio ridibundus Say, 1829

+ Unio obliquatus ‘Rafinesque’ of Authors

+ Unio gibbosus var. perobliquus Conrad, 1836

+ Unio pectitus Conrad, 1854

Truncilla (Scalenaria) sulcata var. delicata Simpson = Epioblasma rangiana

Unio (sec. Canthyria) spinosus Lea = Elliptio spinosa

Unio (sec. Elliptio) aheneus Lea = Elliptio ahenea

Unio (sec. Elliptio) amabilis Lea = Pleurobema pyriforme

Unio (sec. Elliptio) angustatus Lea = Elliptio angustata + Elliptio pullata

+ Unio extensus Lea, 1857

+ Unio subcylindraceus Lea, 1874

Unio (sec. Elliptio) aquilus Lea = Elliptio pullata

Unio (sec. Elliptio) arctatus Conrad = Elliptio arctata

Unio (sec. Elliptio) arctatus var. tortivus Lea = Elliptio arctata + Elliptio pullata + Elliptio purpurella

+ Unio tetricus Lea, 1857

+ Unio purpurellus Lea, 1857

+ Unio mercerii Lea, 1862

Unio (sec. Elliptio) attenuatus Lea = Elliptio folliculata

Unio (sec. Elliptio) brimleyi S.H. Wright = Fusconaia masoni

Unio (sec. Elliptio) buckleyi Lea = Elliptio jayensis

+ Unio buddianus Lea, 1843

+ Unio dallii B.H. Wright, 1888

Unio (sec. Elliptio) buckleyi var. orcuttii S.H. Wright = Elliptio jayensis

Unio (sec. Elliptio) burkensis Lea = Elliptio complanata

+ Unio dissimilis Lea, 1872

Unio (sec. Elliptio) burtchianus S.H. Wright = Elliptio occulta

Unio (sec. Elliptio) buxtoni B.H. Wright = Elliptio jayensis

Unio (sec. Elliptio) callosus Lea = Ortmanniana ligamentina

Unio (sec. Elliptio) catawbensis Lea = Elliptio complanata

+ Unio wheatleyi Lea, 1857

+ Unio rostrum Lea, 1861

+ Unio oblongus Lea, 1872

Unio (sec. Elliptio) coloratus Charpentier

Unio (sec. Elliptio) complanatus (Solander) Dillwyn = Elliptio complanata + Elliptio icterina + Elliptio congaraea + Elliptio pullata + Elliptio fumata + Elliptio mediocris

+ Unio violaceus Spengler, 1793

+ Unio purpureus Say, 1817

+ Unio rarisulcata Lamarck, 1819

+ Unio coarctata Lamarck, 1819

+ Unio purpurascens Lamarck, 1819

+ Unio georgina Lamarck, 1819

+ Unio rhombula Lamarck, 1819

+ Unio carinifera Lamarck, 1819

+ Unio glabrata Lamarck, 1819

+ Unio sulcidens Lamarck, 1819

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Unio (sec. Elliptio) complanatus var. jejunus Lea = Elliptio complanata

+ Unio percoarctatus Lea, 1857

+ Unio jejunus Sowerby, 1868

Unio (sec. Elliptio) complanatus var. quadrilaterus Lea = Elliptio complanata + Uniomerus carolinianus

+ Unio squalidus Lea, 1863

Unio (sec. Elliptio) confertus Lea = Elliptio icterina + Elliptio complanata

+ Unio lugubris Lea, 1838

+ Unio geddingsianus Lea, 1840

+ Unio limatulus Conrad, 1849

+ Unio whiteianus Lea, 1852

+ Unio vibex Conrad, 1853

+ Unio similis Lea, 1857

+ Unio protensus Lea, 1865

+ Unio radiolus Lea, 1871

Unio (sec. Elliptio) congaræus Lea = Elliptio congaraea

+ Unio fulvus Lea, 1834

+ Unio congaraeus Conrad, 1836

Unio (sec. Elliptio) corium Reeve = Psoronaias crocodilorum

Unio (sec. Elliptio) coruscus Gould = Elliptio jayensis

Unio (sec. Elliptio) coruscus var. fryanus B.H. Wright = Elliptio occulta + Elliptio jayensis

+ Unio diazensis S.H. Wright, 1897

Unio (sec. Elliptio) crassidens Lamarck = Elliptio crassidens

+ Unio (Elliptio) nigra Rafinesque, 1820

+ Unio cuneatus Barnes, 1823

+ Unio discus Sowerby, 1868

+ Unio niger Conrad, 1836

Unio (sec. Elliptio) crocodilarum [sic] Morelet = Psoronaias crocodilorum

+ Unio rusticus Sowerby, 1868

+ Unio pliciferus Reeve, 1864

Unio (sec. Elliptio) cunninghami B.H. Wright = Elliptio jayensis

Unio (sec. Elliptio) danielsii B.H. Wright = Elliptio crassidens

Unio (sec. Elliptio) dariensis Lea = Elliptio dariensis

Unio (sec. Elliptio) differtus Lea = Elliptio complanata

Unio (sec. Elliptio) discus Lea = Disconaias disca

+ Unio panacoensis von dem Busch in Philippi, 1843

+ Unio mexicanus Sowerby, 1867

Unio (sec. Elliptio) dispalans B.H. Wright = Elliptio occulta

Unio (sec. Elliptio) dorei B.H. Wright = Elliptio jayensis

Unio (sec. Elliptio) dorsatus Lea = Elliptio congaraea

Unio (sec. Elliptio) downiei Lea = Elliptio downiei

+ Unio downei Sowerby, 1868

Unio (sec. Elliptio) duttonianus Lea = Parvaspina lanceolata

Unio (sec. Elliptio) emmonsii Lea = Parvaspina lanceolata

Unio (sec. Elliptio) errans Lea = Elliptio icterina + Elliptio complanata

+ Margarita (Unio) paliatus Lea, 1836

+ Unio palliatus Ravenel, 1875

+ Unio vicinus Lea, 1857

Unio (sec. Elliptio) ferrissii Marsh = Elliptio jayensis

Unio (sec. Elliptio) fisherianus Lea = Elliptio fisheriana + Elliptio producta + Sagittunio nasutus

+ Unio nasutus Conrad, 1838

+ Unio fisherianus Küster, 1861

Unio (sec. Elliptio) folliculatus Lea = Elliptio folliculata

+ Unio exacutus Lea, 1872

+ Unio rostellum Lea, 1872

Unio (sec. Elliptio) forbesianus Lea = Elliptio congaraea

+ Unio moussonianus Lea, 1852

+ Unio corvus Lea, 1859

+ Unio vestitus Lea, 1861

Unio (sec. Elliptio) fraternus Lea = Elliptio fraterna

Unio (sec. Elliptio) fuscatus Lea = Elliptio occulta + Elliptio icterina

+ Unio fuscatus Reeve, 1865

Unio (sec. Elliptio) geminus Lea = Elliptio complanata + Elliptio downiei

+ Unio satillaensis Lea, 1858

Unio (sec. Elliptio) gibbosus Barnes = Eurynia dilatata

+ Unio nasuta Lamarck, 1819

+ Unio mucronatus Barnes, 1823

+ Unio dilatatus ‘Rafinesque’ of Authors

+ Unio torulosus Ferussac, 1835

+ Unio arctatus Ferussac, 1835

+ Unio arctior Lea, 1838

Unio (sec. Elliptio) gibbosus var. arcus Conrad = Elliptio arca

Unio (sec. Elliptio) gibbosus var. armathwaitensis B.H. Wright = Eurynia dilatata

Unio (sec. Elliptio) gibbosus var. delicatus Simpson = Eurynia dilatata

Unio (sec. Elliptio) gibbosus var. subgibbosus Lea = Elliptio arca

+ Unio lazarus Sowerby, 1868

+ Unio rufus Lea, 1857

Unio (sec. Elliptio) hartwrighti B.H. Wright = Elliptio monroensis

Unio (sec. Elliptio) hazelhurstianus [sic] Lea = Parvaspina lanceolata

+ Unio haslehurstianus Sowerby, 1866

Unio (sec. Elliptio) hinkleyi B.H. Wright = Elliptio jayensis

Unio (sec. Elliptio) hopetonensis Lea = Elliptio hopetonensis

+ Unio hopetownensis Sowerby, 1868

Unio (sec. Elliptio) icterinus Conrad = Elliptio icterina + Elliptio complanata

+ Unio fuliginosus Lea, 1845

+ Unio cuvierianus Lea, 1852

+ Unio curatus Lea, 1863

+ Unio datus Lea, 1868

+ Unio zatus Paetel, 1890

+ Unio cuspidatus Lea, 1872

Unio (sec. Elliptio) iheringi B.H. Wright = Fusconaia iheringi

Unio (sec. Elliptio) incrassatus Lea = Elliptio crassidens

Unio (sec. Elliptio) insulsus Lea = Elliptio complanata + Elliptio icterina + Elliptio cistellaeformis

+ Unio lucidus Lea, 1863

+ Unio cistellaeformis Lea, 1863

Unio (sec. Elliptio) inusitatis Lea = Elliptio hopetonensis

+ Unio insitatus B.H. Wright, 1888

Unio (sec. Elliptio) jayensis Lea = Elliptio jayensis + Elliptio pullata

+ Unio prasinatus Conrad, 1866

+ Margaron (Unio) jayanus ‘Lea’ of Authors

+ Unio simpsoni B.H. Wright, 1888

+ Unio marshii B.H. Wright, 1888

+ Unio tryoni B.H. Wright, 1888

+ Unio jayensis var. aequillus Sowerby, 1868

Unio (sec. Elliptio) lanceolatus Lea = Parvaspina lanceolata

Unio (sec. Elliptio) lazarus Lea = Elliptio arctata

Unio (sec. Elliptio) lecontianus Lea = Elliptio congaraea + Lampsilis straminea

+ Unio contrarius Conrad, 1849

Unio (sec. Elliptio) lehmanii S.H. Wright = Elliptio occulta

Unio (sec. Elliptio) liebmanni Philippi = Sphenonaias liebmanni

Unio (sec. Elliptio) livingstonensis Lea = Elliptio icterina

Unio (sec. Elliptio) luridus Lea = Elliptio arca

Unio (sec. Elliptio) masoni Conrad = Fusconaia masoni

Unio (sec. Elliptio) merus Lea = Fusconaia masoni

+ Unio castus Lea, 1860

Unio (sec. Elliptio) mexicanus Philippi

Unio (sec. Elliptio) micans Lea = Elliptio icterina + Elliptio complanata

+ Unio perlucens Lea, 1863

Unio (sec. Elliptio) mitchelli Simpson = Fusconaia mitchelli

Unio (sec. Elliptio) monroensis Lea = Elliptio monroensis

Unio (sec. Elliptio) morini Morelet = Psoronaias crocodilorum

Unio (sec. Elliptio) nasutulus Lea = Elliptio nasutidus

+ Unio nasutidus Lea, 1863

Unio (sec. Elliptio) naviculoides Lea = Parvaspina lanceolata

Unio (sec. Elliptio) nigellus Lea = Elliptio nigella

+ Unio denigratus Lea, 1857

Unio (sec. Elliptio) oblatus Lea = Elliptio icterina

+ Unio ablatus Lea, 1863

Unio (sec. Elliptio) obnubilus Lea = Elliptio icterina + Elliptio complanata + Elliptio jayensis

+ Unio opacus Lea, 1857

+ Unio aequatus Lea, 1857

+ Unio viridicatus Lea, 1857

+ Unio hepaticus Lea, 1859

+ Unio santeensis Lea, 1871

+ Unio nolani B.H. Wright, 1888

Unio (sec. Elliptio) occultus Lea = Elliptio occulta

Unio (sec. Elliptio) ocmulgeensis Lea = Elliptio icterina

Unio (sec. Elliptio) opacatus Crosse and Fischer = Sphenonaias opacata

Unio (sec. Elliptio) oscari B.H. Wright = Elliptio jayensis