Publication Simpson (1914): species taxonomic opinions

Simpson, C.T. 1914. A descriptive catalogue of the naiades, or pearly fresh-water mussels. Parts I-III. 1540 pp. https://www.biodiversitylibrary.org/page/11344898.

Quadrula (sec. Fusconaia) (Group of Q. undata) castanea n. s. = Fusconaia cerina

Quadrula (sec. Fusconaia) (Group of Q. undata) cerina (Conrad) = Fusconaia cerina

Quadrula (sec. Fusconaia) (Group of Q. undata) chunii (Lea) = Fusconaia chunii

Quadrula (sec. Fusconaia) (Group of Q. undata) chunii var. nasuta n. v. = Fusconaia flava

Quadrula (sec. Fusconaia) (Group of Q. undata) coccinea (Conrad) = Pleurobema sintoxia + Unio crassus

+ Unio coccineus Lea, 1838

+ Unio rubens Menke, 1828

+ Unio catillus Conrad, 1836

+ Unio catilus ‘Conrad’ of Authors

+ Unio gouldianus Ward in Jay, 1839

+ Unio cuneus Call, 1895

Quadrula (sec. Fusconaia) (Group of Q. undata) coccinea var. magnalacustris n. n. = Pleurobema sintoxia

+ Quadrula (sec. Fusconaia) coccinea var. paupercula Simpson, 1900

Quadrula (sec. Fusconaia) (Group of Q. undata) flexuosa Simpson = Fusconaia subrotunda

Quadrula (sec. Fusconaia) (Group of Q. undata) friersoni (B.H. Wright) = Pleurobema riddellii

Quadrula (sec. Fusconaia) (Group of Q. undata) hebetata (Conrad) = Fusconaia flava

Quadrula (sec. Fusconaia) (Group of Q. undata) obliqua (Lamarck) = Pleurobema cordatum + Fusconaia flava

+ Unio mytiloides Short & Eaton, 1831

+ Unio cordatus Conrad, 1836

Quadrula (sec. Fusconaia) (Group of Q. undata) plena (Lea) = Pleurobema plenum

Quadrula (sec. Fusconaia) (Group of Q. undata) 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) (Group of Q. undata) riddellii (Lea) = Pleurobema riddellii

Quadrula (sec. Fusconaia) (Group of Q. undata) rubida (Lea) = Fusconaia cerina

+ Unio negatus Lea, 1861

Quadrula (sec. Fusconaia) (Group of Q. undata) rubidula Frierson = Fusconaia cerina

Quadrula (sec. Fusconaia) (Group of Q. undata) rubiginosa (Lea) = Fusconaia flava

+ Unio flavus Conrad, 1837

+ Unio trigonus Sowerby, 1868

Quadrula (sec. Fusconaia) (Group of Q. undata) solida (Lea) = Pleurobema sintoxia

+ Unio cardiacea Deshayes, 1839

+ Unio fulgidus Lea, 1845

+ Unio obovalis Conrad, 1853

Quadrula (sec. Fusconaia) (Group of Q. undata) undata (Barnes) = Fusconaia flava

+ Unio trigonus Lea, 1831

+ Unio triangularis Küster, 1852

+ Unio pilaris Reeve, 1865

Quadrula (sec. Pachynaias) rugososulcata (Lea) = Pachynaias spheniopsis

Quadrula (sec. Pachynaias) spheniopsis (Morelet) = Pachynaias spheniopsis

Quadrula (sec. Theliderma) (Group of Q. infucata) infucata (Conrad) = Pustulosa infucata

+ Unio securiformis Conrad, 1849

Quadrula (sec. Theliderma) (Group of Q. infucata) kleiniana (Lea) = Pustulosa kleiniana

+ Unio sparsus Küster, 1861

Quadrula (sec. Theliderma) (Group of Q. lachrymosa [sic]) apiculata (Say) = Quadrula quadrula

+ Unio nobilis Conrad, 1854

Quadrula (sec. Theliderma) (Group of Q. lachrymosa [sic]) aspera (Lea) = Quadrula quadrula

+ Unio turgidus Reeve, 1864

Quadrula (sec. Theliderma) (Group of Q. lachrymosa [sic]) couchiana (Lea) = Quadrula couchiana

Quadrula (sec. Theliderma) (Group of Q. lachrymosa [sic]) forsheyi (Lea) = Quadrula quadrula

Quadrula (sec. Theliderma) (Group of Q. lachrymosa [sic]) fragosa (Conrad) = Quadrula fragosa

+ Unio tragosus Hanley, 1843

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

+ Unio asperrimus Lea, 1831

+ Unio quadrulus ‘Rafinesque’ of Authors

+ Unio quadratus Reeve, 1864

Quadrula (sec. Theliderma) (Group of Q. lachrymosa [sic]) rumphiana (Lea) = Quadrula quadrula

+ Unio blandianus Lea, 1857

Quadrula (sec. Theliderma) (Group of Q. lachrymosa [sic]) speciosa (Lea) = Quadrula quadrula

Quadrula (sec. Theliderma) (Group of Q. pustulosa) archeri Frierson = Pustulosa kieneriana

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

+ Unio bollii Call, 1881

Quadrula (sec. Theliderma) (Group of Q. pustulosa) cahabensis (Lea) = Pustulosa pustulosa

Quadrula (sec. Theliderma) (Group of Q. pustulosa) cooperiana (Lea) = Plethobasus cooperianus

+ Unio striatus Reeve, 1864

Quadrula (sec. Theliderma) (Group of Q. pustulosa) houstonensis (Lea) = Pustulosa pustulosa

Quadrula (sec. Theliderma) (Group of Q. pustulosa) mortoni (Conrad) = Pustulosa pustulosa

+ Unio turgidus Lea, 1838

Quadrula (sec. Theliderma) (Group of Q. pustulosa) nodifera (Conrad) = Pustulosa pustulosa

Quadrula (sec. Theliderma) (Group of Q. pustulosa) paupercula (Lea) = Pustulosa pustulosa

Quadrula (sec. Theliderma) (Group of Q. pustulosa) petrina (Gould) = Pustulosa petrina

Quadrula (sec. Theliderma) (Group of Q. pustulosa) pustulata (Lea) = Pustulosa nodulata

+ Unio nodulatus ‘Rafinesque’ of Authors

Quadrula (sec. Theliderma) (Group of Q. pustulosa) 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

Quadrula (sec. Theliderma) (Group of Q. pustulosa) pustulosa var. kieneriana (Lea) = Pustulosa kieneriana

+ Unio keinerianus Lea, 1852

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

+ Unio asperatus Lea, 1861

Quadrula (sec. Theliderma) (Group of Q. pustulosa) pustulosa var. schoolcraftensis (Lea) = Pustulosa pustulosa

+ Unio schoolcraftii ‘Lea’ of Authors

Quadrula (sec. Theliderma) (Group of Q. pustulosa) refulgens (Lea) = Pustulosa pustulosa

+ Unio pustulosus Call, 1895

Quadrula (sec. Theliderma) (Group of Q. pustulosa) sphærica (Lea) = Pustulosa pustulosa

Quadrula (sec. Theliderma) (Group of Q. pustulosa) vallata (Lea) = Pustulosa pustulosa

Rectidens gracilis (Strubell, 1897) = Rectidens sumatrensis

Rectidens lingulatus (Drouet & Chaper, 1892) = Rectidens sumatrensis

Rectidens orientalis (Lea, 1840)

+ Unio productus Mousson, 1849

+ Unio productior Lea, 1852

Rectidens pahangensis (Smith, E.A., 1899) = Rectidens sumatrensis

Rectidens palembangensis (Strubell, 1897) = Rectidens sumatrensis

Rectidens palembangensis var. pahumbaënsis (von Martens, 1900) = Rectidens sumatrensis

+ Unio pahoembaensis Haas, 1912

Rectidens perakensis (Morgan, 1885) = Rectidens sumatrensis

Rectidens pressirostris (von Martens, 1900) = Rectidens sumatrensis

Rectidens prestoni Simpson, 1914 = Rectidens sumatrensis

+ Unio perakensis Preston, 1912

Rectidens prolongatus (Drouet, 1894) = Rectidens sumatrensis

Rectidens sumatrensis (Dunker, 1852)

Schistodesmus lampreyanus (Baird and Adams)

Schistodesmus spinosus Simpson

+ Unio vestitus Heude, 1883

Simpsonella crassa (Drouet, 1892) = Pseudodon walpolei

Simpsonella crepera (Lea, 1850) = Simpsonella gracilis

Simpsonella gracilis (Lea, 1850)

Simpsonella insularis (Drouet, 1894) = Pressidens exanthematicus

Simpsonella purpurea (Valenciennes, 1821) = Simpsonella burroughiana + Pletholophus tenuis

+ Anodonta burroughiana Lea, 1834

+ Unio bengalensis Lea, 1838

+ Unio verecundus Gould, 1850

+ Unio mauritianus Lea, 1859

+ Anodonta heldii Clessin, 1873

+ Anodonta chinensis Küster, 1853

+ Anodon bengalensis Sowerby, 1867

Simpsonella serradelli (Drouet, 1892) = Simpsonella gracilis

Simpsonella subcrassa (Lea, 1850) = Simpsonella gracilis

Simpsonella tenuis (Lea, 1850) = Simpsonella gracilis

Simpsonia demangei Rochebrune = Sinohyriopsis goliath

Simpsonia duclerci (Rochebrune) = Chamberlainia duclerci

Solenaia (Group of S. emarginata) emarginata (Lea) = Solenaia emarginata

Solenaia (Group of S. emarginata) falcata (Higgins) = Mycetopodella falcata

Solenaia (Group of S. soleniformis) iridinea (Heude) = Sinosolenaia iridinea + Sinosolenaia oleivora

+ Mycetopus similis Heude, 1877

Solenaia (Group of S. soleniformis) 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 (Group of S. soleniformis) rivularis (Heude) = Parvasolenaia rivularis

Solenaia (Group of S. soleniformis) rugata (Sowerby) = Lortiella rugata

Solenaia (Group of S. soleniformis) soleniformis (Benson) = Balwantia soleniformis

+ Margaron (Unio) bensonii Lea, 1870

+ Mycetopus bensonianus Paetel, 1890

Solenaia (Group of S. triangularis) carinata (Heude) = Sinosolenaia carinata

Solenaia (Group of S. triangularis) triangularis (Heude) = Parvasolenaia triangularis

Spatha anataria Jickeli, 1874 = Chambardia rubens

Spatha baikii Adams, H., 1866 = Chambardia rubens

Spatha bourguignati (Letourneux in Bourguignat in Servain, 1890) = Chambardia letourneuxi

Spatha letourneuxi (Bourguignat in Servain, 1890) = Chambardia letourneuxi

Spatha locardiana (Bourguignat in Servain, 1890) = Chambardia letourneuxi

Spatha pangallensis Rochebrune, 1881 = Aspatharia pangallensis

Spatha pharaonum (Bourguignat in Servain, 1890) = Chambardia letourneuxi

Spatha rhynchoidea (Bourguignat in Servain, 1890) = Chambardia letourneuxi

Spatha rhynchonella (Bourguignat in Servain, 1890) = Chambardia letourneuxi

Spatha (Aspatharia) corrugata Dautzenberg, 1893 = Aspatharia rugifera

Spatha (Aspatharia) kamerunensis Walker, 1910 = Aspatharia rugifera

Spatha (Aspatharia) semicorrugata Preston, 1910 = Aspatharia ganciniensis

Spatha (Aspatharia) vignoniana [sic] (Bernardi, 1859) = Aspatharia rugifera

+ Spatha vignoni Ancey, 1888

+ Anodonta rugifera Dunker, 1858

Spatha (Moncetia) anceyi (Bourguignat, 1885) = Moncetia anceyi

+ Moncetia jouberti Bourguignat, 1886

Spatha (Moncetia) lavigerina [sic] (Bourguignat, 1886) = Moncetia anceyi

+ Moncetia bridouxi Bourguignat, 1886

Spatha (Moncetia) moineti (Bourguignat, 1886) = Moncetia anceyi

+ Moncetia rochebruniana Bourguignat, 1886

+ Spatha (Moncetia) monieti Simpson, 1900

Spatha (s.s.) adansoni Jousseaume, 1886 = Chambardia wahlbergi

Spatha (s.s.) approximans Preston, 1910 = Chambardia nyassaensis

Spatha (s.s.) arcuata [sic] (Cailliaud, 1823) = Chambardia rubens

Spatha (s.s.) bellamyi Jousseaume, 1886 = Chambardia wissmanni

Spatha (s.s.) bertilloniana Preston, 1910 = Chambardia wahlbergi

Spatha (s.s.) bozasi (Rochebrune & Germain, 1904) = Chambardia wahlbergi

Spatha (s.s.) brumpti (Rochebrune & Germain, 1904) = Chambardia wahlbergi

Spatha (s.s.) chaiziana (Rang, 1835) = Aspatharia chaiziana

Spatha (s.s.) complanata (Jousseaume, 1886) = Aspatharia dahomeyensis

Spatha (s.s.) complanata var. curta (Germain, 1907) = Aspatharia dahomeyensis

Spatha (s.s.) corneola Rochebrune, 1886 = Aspatharia ganciniensis

+ Spatha ganciniensis Rochebrune, 1886

Spatha (s.s.) cryptoradiata (Putzeys, 1898) = Aspatharia pfeifferiana

+ Spatha (Leptospatha) cryptoraoita Germain, 1906

Spatha (s.s.) dahomeyensis (Lea, 1859) = Aspatharia dahomeyensis + Aspatharia divaricata

+ Anodonta senegalensis Lea, 1859

+ Mutelina senegalica Jousseaume, 1886

+ Spatha divaricata Martens, 1897

Spatha (s.s.) decorsei Germain, 1904 = Aspatharia dahomeyensis

Spatha (s.s.) decorsei var. persinuata (Germain, 1907) = Aspatharia dahomeyensis

+ Spatha (Leptospatha) decorsei var. sinuata Germain, 1904

Spatha (s.s.) droueti Chaper, 1885 = Aspatharia droueti

Spatha (s.s.) fourtaui (Pallary, 1903) = Aspatharia marnoi

Spatha (s.s.) innesi Pallary, 1903 = Aspatharia chaiziana

Spatha (s.s.) kirki (Ancey, 1894) = Chambardia nyassaensis

Spatha (s.s.) kirki var. liederi von Martens, 1897 = Chambardia nyassaensis

Spatha (s.s.) lacustris Simpson, 1900 = Chambardia wahlbergi

+ Spatha anceyi Ancey, 1894

Spatha (s.s.) lepsii Jickeli, 1874 = Chambardia rubens

Spatha (s.s.) mabillei Jousseaume, 1886 = Aspatharia pangallensis

Spatha (s.s.) mabillei var. mamounensis Germain, 1907 = Aspatharia rochebrunei

Spatha (s.s.) maitenguensis Sturany, 1898 = Chambardia wahlbergi

Spatha (s.s.) marnoi Jickeli, 1874 = Aspatharia marnoi

+ Spatha marmoi Germain, 1909

Spatha (s.s.) martensi Sturany in Baumann, 1894 = Chambardia bourguignati

Spatha (s.s.) martini (Rochebrune, 1904) = Chambardia rubens

+ Mitriodon falemeensis Rochebrune, 1904

+ Mitriodon heudeloti Rochebrune, 1904

Spatha (s.s.) nyassaensis Lea, 1864 = Chambardia nyassaensis

+ Spathella nyassana Bourguignat, 1889

Spatha (s.s.) petersi von Martens, 1860 = Chambardia petersi

+ Spatha modesta Lea, 1864

Spatha (s.s.) pfeifferiana (Bernardi, 1860) = Aspatharia pfeifferiana

+ Spatha pfeifferi Germain, 1909

Spatha (s.s.) protchei (Rochebrune, 1886) = Aspatharia pfeifferiana

+ Spatha protchi Simpson, 1900

Spatha (s.s.) renei Jousseaume, 1886 = Chambardia rubens

Spatha (s.s.) rubens (Lamarck, 1819) = 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, 1866 = Chambardia rubens

+ Anodonta rubens Audouin in Savigny, 1827

Spatha (s.s.) rubens var. chudeaui Germain, 1907 = Chambardia rubens

Spatha (s.s.) sinuata von Martens, 1883 = Aspatharia pfeifferiana

Spatha (s.s.) stuhlmanni (von Martens, 1897) = Aspatharia pfeifferiana

Spatha (s.s.) stuhlmanni var. comoeensis [sic] Germain, 1908 = Aspatharia droueti

Spatha (s.s.) subaequilatera von Martens, 1887 = Chambardia bourguignati

+ Spatha baumanni Sturany, 1894

Spatha (s.s.) subreniformis (Sowerby, 1867) = Aspatharia subreniformis

Spatha (s.s.) tawai (Rang, 1835) = Aspatharia chaiziana

+ Anodonta tawi ‘Rang’ of Authors

Spatha (s.s.) trapezia von Martens, 1897 = Chambardia trapezia

Spatha (s.s.) trapezia var. senilis von Martens, 1897 = Chambardia trapezia

Spatha (s.s.) tristis Jousseaume, 1886 = Aspatharia rochebrunei

+ Spatha rochebrunei Jousseaume, 1886

Spatha (s.s.) wahlbergi (Krauss, 1848) = Chambardia wahlbergi

+ Spatha natalensis Lea, 1864

Spatha (s.s.) wahlbergi var. bourguignati Bourguignat, 1885 = Chambardia bourguignati

+ Spathella spathuliformis Bourguignat, 1889

+ Spathella bloyeti Bourguignat, 1889

+ Spatha wahlbergi var. spatuliformis Martens, 1897

Spatha (s.s.) wahlbergi var. dorsalis von Martens, 1897 = Chambardia wahlbergi

Spatha (s.s.) wahlbergi var. hartmanni von Martens, 1866 = Chambardia wahlbergi

+ Anodon tabula Sowerby, 1867

Strophitus (s.s.) alabamensis (Lea) = Pseudodontoideus connasaugaensis

Strophitus (s.s.) connasaugaensis (Lea) = Pseudodontoideus connasaugaensis

+ Unio connasaughensis Sowerby, 1868

+ Margaritana connasaugensis ‘Lea’ of Authors

Strophitus (s.s.) edentulus (Say) = Strophitus undulatus

+ 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 (s.s.) edentulus var. pavonius (Lea) = Strophitus undulatus

+ Anodon annulatus Sowerby, 1867

Strophitus (s.s.) gesnerii (Lea) = Pseudodontoideus subvexus

+ Margaritana gessneri Paetel, 1890

Strophitus (s.s.) radiatus (Conrad) = Strophitus radiatus

Strophitus (s.s.) spillmanii (Lea) = Pseudodontoideus subvexus

Strophitus (s.s.) subvexus (Conrad) = Pseudodontoideus subvexus

Strophitus (s.s.) tombigbeensis (Lea) = Pseudodontoideus subvexus

+ Margaritana columbensis Lea, 1867

Strophitus (s.s.) undulatus (Say) = Strophitus undulatus

+ Anodonta pensylvanica Lamarck, 1819

+ Anodon papyracea J.G. Anthony, 1865

Strophitus (s.s.) undulatus var. quadriplicatus (Sowerby) = Strophitus undulatus

Strophitus (sec. Jugosus) wrightianus Walker = Alasmidonta wrightiana

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. plebia (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 tappianus Catlow & Reeve, 1845

+ Unio hyalinus Lea, 1845

+ Unio pertenuis Lea, 1863

Tetraplodon ambiguus (Sowerby, 1823) = Castalia ambigua + Castalia cordata + Castalia inflata

+ Prisodon truncatus Schumacher, 1817

+ Castalia ambigua Lamarck, 1819

+ Tetraplodon pectinatus Spix in Wagner, 1827

+ Castalia inflata d’Orbigny, 1835

+ Castalia turgida Hupé, 1857

+ Castalia hanleyana Sowerby, 1869

+ Castalia carolinensis Sowerby, 1869

+ Castalia cordata Strobel, 1874

Tetraplodon baro von Ihering, 1910 = Castalia ambigua

+ Castalia ambigua Sowerby, 1869

+ Unio ambiguus Küster, 1861

Tetraplodon cordata (Adams & Adams, 1857) = Castalia cordata

Tetraplodon crosseanus (Hidalgo, 1865) = Castalia crosseana

Tetraplodon ecarinatus (Mousson, 1869) = Castalia ecarinata

Tetraplodon juruanus von Ihering, 1910 = Castalia ambigua

Tetraplodon multisulcatus (Húpe, 1857) = Castalia multisulcata

+ Castalia multicostata Sowerby, 1869

+ Unio ambigua Blainville, 1825

Tetraplodon ovatus (Sowerby, 1869) = Castalia psammoica

Tetraplodon pectinatus Spix, 1827 = Castalia ambigua

Tetraplodon quadratus (Sowerby, 1869) = Castaliella quadrata

Tetraplodon quadrilaterus (d’Orbigny, 1835) = Castalia cordata + Castalia ambigua

+ Castalia acuticosta Hupé, 1857

+ Castalia latiquadrata Sowerby, 1869

Tetraplodon retusus (Húpe, 1857) = Castalia cordata + Castalia ambigua

+ Castalia ambigua Sowerby, 1839

Tetraplodon schombergianus (Sowerby, 1869) = Castaliella schombergiana

Trapezoideus exolescens (Gould, 1843) = Trapezidens exolescens

Trapezoideus foliaceus (Gould, 1843) = Trapezoideus foliaceus + Yaukthwa peguensis

+ Unio peguensis Anthony, 1865

Trapezoideus foliaceus var. comptus (DeShayes & Jullien, 1874) = Lens comptus + Trapezidens exolescens

+ Unio fragilis Nevill, 1877

Trapezoideus foliaceus var. zayleymanensis Preston, 1912 = Yaukthwa zayleymanensis

+ Trapezoideus zayleiwanensis Haas, 1912

Trapezoideus ludovicianus (Rochebrune, 1881) = Lens micropterus

Trapezoideus misellus (Morelet, 1865) = Lens misellus

+ Unio siamensis Lea, 1866

Trapezoideus misellus var. subclathratus (von Martens, 1899) = Indonaia subclathrata

Trapezoideus pallegoixi (Sowerby, 1867) = Lens pallegoixi

Trapezoideus peninsularis Simpson, 1900 = Lens contradens

+ Unio sumatrensis Reeve, 1865

Trapezoideus theca (Benson, 1862) = Lamellidens corrianus

Tritogonia conjugans (B.H. Wright) = Quadrula verrucosa

Tritogonia nobilis (Conrad) = Quadrula nobilis + Quadrula quadrula

+ Unio lunulatus Pratt, 1876

Tritogonia tuberculata (Barnes) = Quadrula verrucosa

+ Unio (Theliderma) pustulata Swainson, 1840

+ Unio gigas Sowerby, 1867

+ Unio verrucosus ‘Rafinesque’ of Authors

+ Quadrula tritogonia Ortmann, 1909

+ Quadrula parkeri Geiser, 1911

Tritogonia tuberculata var. obesa Simpson = Quadrula verrucosa

Truncilla (Dysnomia) foliata (Hildreth) = Epioblasma flexuosa

+ Unio flexuosus ‘Rafinesque’ of Authors

Truncilla (Dysnomia) lewisii Walker = Epioblasma lewisii

Truncilla (Dysnomia) stewardsoni (Lea) = Epioblasma stewardsonii

Truncilla (Pilea) (Group of T. perplexa) biemarginata (Lea) = Epioblasma biemarginata

Truncilla (Pilea) (Group of T. perplexa) capsæformis (Lea) = Epioblasma capsaeformis

Truncilla (Pilea) (Group of T. perplexa) deviata (Reeve) = Epioblasma turgidula

Truncilla (Pilea) (Group of T. perplexa) florentina (Lea) = Epioblasma florentina + Epioblasma turgidula

+ Unio turgidulus Lea, 1858

+ Unio nux Küster, 1861

+ Unio sacculus Reeve, 1864

+ Unio saccatus Küster, 1862

Truncilla (Pilea) (Group of T. perplexa) perplexa (Lea) = Epioblasma torulosa

+ Unio gibbosus ‘Rafinesque’ of Authors

+ Unio torulosus Conrad, 1834

+ Unio obliquus Potiez & Michaud, 1844

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

+ Unio phillipsii Reeve, 1864

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

+ Unio gubernaculum Reeve, 1865

Truncilla (Pilea) (Group of T. perplexa) propinqua (Lea) = Epioblasma propinqua

Truncilla (Pilea) (Group of T. perplexa) sampsonii (Lea) = Epioblasma sampsonii

Truncilla (Pilea) (Group of T. personata) personata (Say) = Epioblasma personata

+ Unio pileus Lea, 1831

+ Unio capillaris Lea, 1834

Truncilla (s.s.) (Group of T. arcæformis) arcæformis (Lea) = Epioblasma arcaeformis

+ Unio nexus Say, 1831

Truncilla (s.s.) (Group of T. brevidens) brevidens (Lea) = Epioblasma brevidens

+ Unio interruptus ‘Rafinesque’ of Authors

Truncilla (s.s.) (Group of T. brevidens) compacta (Lea) = Epioblasma metastriata

Truncilla (s.s.) (Group of T. brevidens) lenior (Lea) = Epioblasma lenior

+ Unio lenis Lea, 1840

Truncilla (s.s.) (Group of T. brevidens) metastriata (Conrad) = Epioblasma metastriata

Truncilla (s.s.) (Group of T. brevidens) modicella (Lea) = Epioblasma othcaloogensis

Truncilla (s.s.) (Group of T. brevidens) penita (Conrad) = Epioblasma penita

Truncilla (s.s.) (Group of T. triquetra) triquetra Rafinesque = Epioblasma triquetra

+ Unio triangularis Barnes, 1823

+ Unio cuneatus Swainson, 1823

+ Unio formosus Lea, 1831

Truncilla (Scalenaria) (Group of T. haysiana) haysiana (Lea) = Epioblasma haysiana

+ Unio sowerbianus Lea, 1834

Truncilla (Scalenaria) (Group of T. haysiana) othcaloogensis (Lea) = Epioblasma othcaloogensis

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

Unio (sec. Cafferia) monceti var. rubra Germain, 1906 = Nitia monceti

Unio (sec. Cafferia) (Group of U. caffer) abyssinicus von Martens = Unio abyssinicus

+ Unio habessinicus Heuglin, 1868

Unio (sec. Cafferia) (Group of U. caffer) acuminatus H. Adams = Nitia acuminata

Unio (sec. Cafferia) (Group of U. caffer) caffer Krauss = Unio caffer + Cucumerunio novaehollandiae

+ Unio caffer Küster, 1856

+ Unio zeyheri Menke, 1849

+ Unio cyamus Philippi, 1853

+ Unio verreauianus Lea, 1856

+ Unio verreauxianus Lea, 1867

+ Unio verrauianus Sowerby, 1868

+ Unio verreauxi ‘Kuster’ of Authors

+ Unio navigioliformis Lea, 1859

+ Unio natalensis Lea, 1864

+ Unio rectilinearis Sowerby, 1868

Unio (sec. Cafferia) (Group of U. caffer) caffer var. africanus Lea = Unio caffer

+ Unio caffer Küster, 1856

+ Unio niloticus Küster, 1856

Unio (sec. Cafferia) (Group of U. caffer) caffer var. pentheri Sturany = Unio caffer

Unio (sec. Cafferia) (Group of U. caffer) caffer var. vaalensis Chaper = Unio caffer

Unio (sec. Cafferia) (Group of U. caffer) dembeæ Reeve = Unio dembeae

Unio (sec. Cafferia) (Group of U. caffer) diminutus Lea = Unio caffer

+ Unio diminutis Lea, 1859

+ Unio gratiosus Paetel, 1890

Unio (sec. Cafferia) (Group of U. caffer) jickeli (Simpson) = Nitia teretiuscula

+ Unio teretiusculus Jickeli, 1874

+ Unio fourtaui Pallary, 1903

Unio (sec. Cafferia) (Group of U. caffer) lourdeli Bourguignat = Nitia monceti

Unio (sec. Cafferia) (Group of U. caffer) lourdeli var. smithi Germain = Nitia monceti

Unio (sec. Cafferia) (Group of U. caffer) mandinguorum Rochebrune = Coelatura aegyptiaca

Unio (sec. Cafferia) (Group of U. caffer) mashonæ Preston = Unio caffer

Unio (sec. Cafferia) (Group of U. caffer) monceti Bourguignat = Nitia monceti

Unio (sec. Cafferia) (Group of U. caffer) traversii Pollonera = Unio dembeae

Unio (sec. Cafferia) (Group of U. fissidens) fissidens Böttger = Unio caffer

Unio (sec. Cafferia) (Group of U. fissidens) hygapanus Böttger = Unio caffer

Unio (sec. Cafferia) (Group of U. kunenensis) kunenensis Mousson = Coelatura kunenensis

Unio (sec. Canthyria) spinosus Lea = Elliptio spinosa

Unio (sec. Elliptio) (Group of U. buckleyi) arctatus Conrad = Elliptio arctata

Unio (sec. Elliptio) (Group of U. buckleyi) 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) (Group of U. buckleyi) buckleyi Lea = Elliptio jayensis

+ Unio buddianus Lea, 1843

+ Unio dallii B.H. Wright, 1888

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

Unio (sec. Elliptio) (Group of U. buckleyi) burtchianus S.H. Wright = Elliptio occulta

Unio (sec. Elliptio) (Group of U. buckleyi) buxtoni B.H. Wright = Elliptio jayensis

Unio (sec. Elliptio) (Group of U. buckleyi) chipolaensis Walker = Elliptio chipolaensis

Unio (sec. Elliptio) (Group of U. buckleyi) 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) (Group of U. buckleyi) coruscus Gould = Elliptio jayensis

Unio (sec. Elliptio) (Group of U. buckleyi) coruscus var. diazensis B.H. Wright = Elliptio jayensis

Unio (sec. Elliptio) (Group of U. buckleyi) coruscus var. fryanus B.H. Wright = Elliptio occulta

Unio (sec. Elliptio) (Group of U. buckleyi) cunninghami B.H. Wright = Elliptio jayensis

Unio (sec. Elliptio) (Group of U. buckleyi) dorei B.H. Wright = Elliptio jayensis

Unio (sec. Elliptio) (Group of U. buckleyi) ferrissii Marsh = Elliptio jayensis

Unio (sec. Elliptio) (Group of U. buckleyi) fuscatus Lea = Elliptio occulta

Unio (sec. Elliptio) (Group of U. buckleyi) hazelhurstianus [sic] Lea = Parvaspina lanceolata

Unio (sec. Elliptio) (Group of U. buckleyi) insulsus Lea = Elliptio complanata + Elliptio icterina + Elliptio cistellaeformis

+ Unio lucidus Lea, 1863

+ Unio cistellaeformis Lea, 1863

Unio (sec. Elliptio) (Group of U. buckleyi) jayensis Lea = Elliptio jayensis

+ 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 leonensis Simpson, 1892

Unio (sec. Elliptio) (Group of U. buckleyi) lehmanii S.H. Wright = Elliptio occulta

Unio (sec. Elliptio) (Group of U. buckleyi) micans Lea = Elliptio icterina + Elliptio complanata

+ Unio perlucens Lea, 1863

Unio (sec. Elliptio) (Group of U. buckleyi) nigellus Lea = Elliptio nigella

+ Unio denigratus Lea, 1857

Unio (sec. Elliptio) (Group of U. buckleyi) 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) (Group of U. buckleyi) occultus Lea = Elliptio occulta

Unio (sec. Elliptio) (Group of U. buckleyi) oscari B.H. Wright = Elliptio jayensis

Unio (sec. Elliptio) (Group of U. buckleyi) pinei B.H. Wright = Elliptio jayensis

+ Unio suttoni B.H. Wright, 1897

Unio (sec. Elliptio) (Group of U. buckleyi) pygamæus [sic] Lea = Platynaias subviridis

Unio (sec. Elliptio) (Group of U. buckleyi) subluridus Simpson = Elliptio jayensis

Unio (sec. Elliptio) (Group of U. buckleyi) tenuisculus Frierson = Elliptio jayensis

Unio (sec. Elliptio) (Group of U. coloratus) callosus Lea = Ortmanniana ligamentina

Unio (sec. Elliptio) (Group of U. coloratus) coloratus Charpentier

Unio (sec. Elliptio) (Group of U. coloratus) mexicanus Philippi

Unio (sec. Elliptio) (Group of U. complanatus) angustatus Lea = Elliptio angustata + Elliptio pullata

+ Unio extensus Lea, 1857

+ Unio subcylindraceus Lea, 1874

Unio (sec. Elliptio) (Group of U. complanatus) aquilus Lea = Elliptio pullata

Unio (sec. Elliptio) (Group of U. complanatus) burkensis Lea = Elliptio complanata

+ Unio dissimilis Lea, 1872

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

+ Unio percoarctatus Lea, 1857

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

+ Unio squalidus Lea, 1863

Unio (sec. Elliptio) (Group of U. complanatus) cuvierianus Lea = Elliptio complanata

Unio (sec. Elliptio) (Group of U. complanatus) differtus Lea = Elliptio complanata

Unio (sec. Elliptio) (Group of U. complanatus) dispalans B.H. Wright = Elliptio occulta

Unio (sec. Elliptio) (Group of U. complanatus) errans Lea = Elliptio icterina + Elliptio complanata

+ Margarita (Unio) paliatus Lea, 1836

+ Unio vicinus Lea, 1857

Unio (sec. Elliptio) (Group of U. complanatus) hopetonensis Lea = Elliptio hopetonensis

Unio (sec. Elliptio) (Group of U. complanatus) icterinus Conrad = Elliptio icterina + Elliptio complanata

+ Unio fuliginosus Lea, 1845

+ Unio curatus Lea, 1863

+ Unio datus Lea, 1868

+ Unio zatus Paetel, 1890

+ Unio cuspidatus Lea, 1872

+ Unio curvatus Lea, 1872

+ Unio subsquamosus Lea, 1872

Unio (sec. Elliptio) (Group of U. complanatus) inusitatis Lea = Elliptio hopetonensis

+ Unio insitatus B.H. Wright, 1888

Unio (sec. Elliptio) (Group of U. complanatus) lazarus Lea = Elliptio arctata

Unio (sec. Elliptio) (Group of U. complanatus) livingstonensis Lea = Elliptio icterina

Unio (sec. Elliptio) (Group of U. complanatus) naviculoides Lea = Parvaspina lanceolata

Unio (sec. Elliptio) (Group of U. complanatus) oblatus Lea = Elliptio icterina

+ Unio ablatus Lea, 1863

Unio (sec. Elliptio) (Group of U. complanatus) ocmulgeensis Lea = Elliptio icterina

Unio (sec. Elliptio) (Group of U. complanatus) perstriatus Lea = Elliptio arctata

+ Unio gracilentus Lea, 1857

+ Unio perlatus Lea, 1863

Unio (sec. Elliptio) (Group of U. complanatus) plantii Lea = Elliptio fumata

Unio (sec. Elliptio) (Group of U. complanatus) purus Lea = Elliptio complanata

Unio (sec. Elliptio) (Group of U. complanatus) roanokensis Lea = Elliptio roanokensis

+ Unio macer Lea, 1857

+ Unio latus Lea, 1859

Unio (sec. Elliptio) (Group of U. complanatus) roanokensis var. northamptonensis Lea = Elliptio complanata

Unio (sec. Elliptio) (Group of U. complanatus) rostrum Lea = Elliptio complanata

+ Unio wheatleyi Lea, 1857

+ Unio catawbensis Lea, 1857

+ Unio oblongus Lea, 1872

Unio (sec. Elliptio) (Group of U. complanatus) sagittiformis Lea = Parvaspina lanceolata

Unio (sec. Elliptio) (Group of U. complanatus) singularis B.H. Wright = Elliptio pullata

Unio (sec. Elliptio) (Group of U. complanatus) sordidus Lea = Elliptio congaraea

+ Unio gibbesianus Lea, 1852

Unio (sec. Elliptio) (Group of U. complanatus) spadiceus Lea = Elliptio complanata

Unio (sec. Elliptio) (Group of U. complanatus) strigosus Lea = Elliptio arctata

Unio (sec. Elliptio) (Group of U. complanatus) strumosus Lea = Elliptio congaraea

Unio (sec. Elliptio) (Group of U. complanatus) subniger (Lea) = Elliptio fumata