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The Freshwater Mussels (Unionoida) of the World (and other less consequential bivalves)

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Publication Ortmann (1918): taxonomic opinions
     publication summary

Complete Citation

Ortmann, A.E. 1918. The nayades (freshwater mussels) of the Upper Tennessee drainage. Proceedings of the American Philosophical Society 57(6): 521-626. Available electronically.

Taxonomic Opinions

Alasmidonta (Decurambis) atropurpurea (Raf., 1831) = Alasmidonta atropurpurea

Alasmidonta (Decurambis) marginata Say, 1819 = Alasmidonta marginata

Alasmidonta (Decurambis) raveneliana (Lea, 1834) = Alasmidonta raveneliana

Alasmidonta (Pressodonta) minor (Lea, 1845) = Pressodonta viridis

Amblema plicata costata Rafinesque, 1820 = Amblema plicata

Amygdalonaias truncata (Rafinesque, 1820) = Truncilla truncata
+ Unio elegans Lea, 1831

Anodonta grandis gigantea Lea, 1834 = Pyganodon grandis

Anodontoides ferussacianus (Lea, 1834)
+ Anodonta oblita Lea, 1852
+ Anodonta denigrata Lea, 1852

Anodontoides ferussacianus (Lea, 1834) = Anodontoides denigratus

Cumberlandia monodonta (Say, 1829)

Cyprogenia stegaria (Rafinesque, 1820)
+ Unio irroratus Lea, 1828

Dromus dromas (Lea, 1834)

Dromus dromas caperatus (Lea, 1845) = Dromus dromas

Ellipsaria fasciolaris (Rafinesque, 1820) = Ptychobranchus fasciolaris
+ Unio phaseolus Hildreth, 1828

Ellipsaria subtenta (Say, 1825) = Ptychobranchus subtentus

Elliptio dilatatus (Rafinesque, 1820) = Eurynia dilatata
+ Unio gibbosus Barnes, 1823

Elliptio niger (Rafinesque, 1820) = Elliptio crassidens
+ Unio crassidens Lamarck, 1819

Eurynia nebulosus (Conrad, 1834) = Cambarunio iris
+ Margaron (Unio) cumberlandianus Lea, 1852
+ Margaron (Unio) cumberlandianus Lea, 1852
+ Unio cumberlandicus Lea, 1838
+ Unio notatus Lea, 1838
+ Unio glaber Lea, 1838
+ Unio creperus Lea, 1838
+ Unio muhlfeldianus Lea, 1838
+ Unio simus Lea, 1838
+ Unio obscurus Lea, 1838
+ Unio zeiglerianus Lea, 1838
+ Unio amoenus Lea, 1840
+ Unio fatuus Lea, 1840
+ Unio dactylus Lea, 1840
+ Unio tener Lea, 1840
+ Unio regularis Lea, 1841
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Eurynia nebulosus (Conrad, 1834) = Cambarunio simus

Eurynia nebulosus (Conrad, 1834) = Cambarunio dactylus

Eurynia nebulosus (Conrad, 1834) = Leaunio lienosus

Eurynia nebulosus (Conrad, 1834) = Cambarunio nebulosus

Eurynia nebulosus (Conrad, 1834) = Cambarunio jonesii

Eurynia (Micromya) fabalis (Lea, 1831) = Paetulunio fabalis

Eurynia (Micromya) perpurpurea (Lea, 1861) = Venustaconcha trabalis

Eurynia (Micromya) trabalis (Conrad, 1834) = Venustaconcha trabalis

Eurynia (Micromya) vanuxemensis (Lea, 1838) = Leaunio vanuxemensis
+ Unio nitens Lea, 1840
+ Unio umbrosus Lea, 1857
+ Unio umbrans Lea, 1857
+ Unio tenebricus Lea, 1857
+ Unio pybasii Lea, 1858
+ Unio fabaceus Lea, 1861
+ Unio copei Lea, 1868
+ Unio caliginosus Pilsbry & Rhoads, 1896

Eurynia (Micromya) vanuxemensis (Lea, 1838) = Leaunio umbrans

Eurynia (s.s.) recta (Lamarck, 1819) = Ligumia recta

Fusconaia barnesiana (Lea, 1838) = Pleuronaia barnesiana
+ Unio meredithii Lea, 1858
+ Unio pudicus Lea, 1860
+ Unio lyonii Lea, 1865
+ Unio tellicoensis Lea, 1872
+ Unio lenticularis Lea, 1872

Fusconaia barnesiana bigbyensis (Lea, 1841) = Pleuronaia barnesiana
+ Unio estabrookianus Lea, 1845
+ Unio fassinans Lea, 1868
+ Margaron (Unio) fascinans Lea, 1870
+ Pleurobema fassinans var. rhomboidea Simpson, 1900

Fusconaia barnesiana tumescens (Lea, 1845) = Pleuronaia barnesiana
+ Unio crudus Lea, 1871
+ Unio radiosus Lea, 1871

Fusconaia cor (Conrad, 1834)
+ Unio edgarianus Lea, 1840
+ Unio obuncus Lea, 1871
+ Unio andersonensis Lea, 1872

Fusconaia cor analoga nov. var. = Fusconaia cor
+ Unio edgarianus Reeve, 1864

Fusconaia cuneolus (Lea, 1840)
+ Unio cuneatus Reeve, 1864

Fusconaia cuneolus appressa (Lea, 1871) = Fusconaia cuneolus
+ Unio flavidus Lea, 1872
+ Unio tuscumbiensis Lea, 1871

Fusconaia pilaris (Lea, 1840) = Fusconaia subrotunda
+ Unio globatus Lea, 1871
+ Quadrula andrewsii Marsh, 1902
+ Quadrula beauchampii Marsh, 1902

Fusconaia pilaris bursa-pastoris (Wright, 1896) = Fusconaia subrotunda

Fusconaia pilaris lesueuriana (Lea, 1840) = Fusconaia subrotunda
+ Quadrula flexuosa Simpson, 1900

Lampsilis fasciola Rafinesque, 1820
+ Unio multiradiatus Lea, 1829
+ Unio perradiatus Lea, 1858

Lampsilis luteola (Lam.) = Lampsilis radiata

Lampsilis orbiculata (Hildreth, 1828) = Obovaria subrotunda

Lampsilis ovatus (Say, 1817) = Lampsilis ovata

Lampsilis ovatus ventricosa (Barnes, 1823) = Lampsilis cardium

Lampsilis teres (Raf.)

Lampsilis virescens (Lea, 1858)

Lasmigona (s.s.) costata (Rafinesque, 1820) = Lasmigona costata
+ Alasmodonta rugosa Barnes, 1823

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

Lastena lata (Rafinesque, 1820) = Hemistena lata
+ Unio dehiscens Say, 1829

Lemiox rimosus (Rafinesque, 1831)
+ Unio caelatus Conrad, 1834

Lexingtonia dolabelloides (Lea, 1840) = Pleuronaia dolabelloides
+ Unio thorntonii Lea, 1857
+ Unio mooresianus Lea, 1857
+ Unio recurvatus Lea, 1871
+ Unio circumactus Lea, 1871
+ Unio subglobatus Lea, 1871

Lexingtonia dolabelloides conradi (Vanatta, 1915) = Pleuronaia dolabelloides
+ Unio maculatus Conrad, 1834

Medionidus plateolus (Rafinesque, 1831) = Medionidus conradicus
+ Unio conradicus Lea, 1834
+ Margaron (Unio) conradianus Lea, 1870

Nephronaias ligamentina gibba (Simpson, 1900) = Ortmanniana ligamentina

Nephronaias pectorosa (Conrad, 1834) = Ortmanniana pectorosa
+ Unio perdix Lea, 1834
+ Unio biangularis Lea, 1840
+ Unio biangulatus Lea, 1840

Obliquaria reflexa Rafinesque, 1820

Obovaria (s.s.) retusa (Lamarck, 1819) = Obovaria retusa

Obovaria (s.s.) subrotunda (Rafinesque, 1820) = Obovaria subrotunda
+ Unio circulus Lea, 1829

Obovaria (s.s.) subrotunda levigata (Rafinesque, 1820) = Obovaria subrotunda
+ Unio lens Lea, 1831

Paraptera fragilis (Rafinesque, 1820) = Potamilus fragilis
+ Unio gracilis Barnes, 1823

Paraptera leptodon (Rafinesque, 1820) = Potamilus leptodon

Pegias fabula (Lea, 1836)

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

Plethobasus cooperianus (Lea, 1834)

Plethobasus cyphyus (Rafinesque, 1820)

Plethobasus cyphyus compertus (Frierson, 1911) = Plethobasus cyphyus
+ Unio varicosus Lewis, 1871

Pleurobema obliqua (Lamarck, 1819) = Pleurobema cordatum

Pleurobema obliqua catillus (Conrad, 1836) = Pleurobema sintoxia
+ Unio solidus Lea, 1838

Pleurobema obliqua coccineum (Conrad, 1836) = Pleurobema sintoxia

Pleurobema obliqua cordatum (Rafinesque, 1820) = Pleurobema plenum
+ Unio plenus Lea, 1840

Pleurobema obliqua cordatum (Rafinesque, 1820) = Pleurobema cordatum

Pleurobema obliqua rubrum (Rafinesque, 1820) = Pleurobema clava
+ Unio pyramidatus Lea, 1831
+ Pleurobema mytiloides Rafinesque, 1820

Pleurobema obliqua rubrum (Rafinesque, 1820) = Pleurobema sintoxia

Pleurobema oviforme (Conrad, 1834) = Pleuronaia barnesiana
+ Unio ravenelianus Lea, 1834
+ Unio patulus Conrad, 1838
+ Unio lesleyi Lea, 1860
+ Unio ornatus Lea, 1861
+ Unio clinchensis Lea, 1867
+ Unio conasaugaensis Lea, 1872

Pleurobema oviforme (Conrad, 1834)

Pleurobema oviforme argenteum (Lea, 1841) = Pleurobema oviforme
+ Pleurobema fassinans Ortmann, 1913
+ Unio striatissimus J.G. Anthony, 1865
+ Unio planior Lea, 1868
+ Unio brevis Lea, 1872
+ Unio swordianus S.H. Wright, 1897

Pleurobema oviforme holstonense (Lea, 1840) = Pleurobema oviforme
+ Unio mundus Lea, 1857
+ Unio tesserulae Lea, 1861
+ Unio pattinoides Lea, 1871
+ Unio acuens Lea, 1871
+ Unio lawii Lea, 1871
+ Unio bellulus Lea, 1872

Proptera alata (Say, 1817) = Potamilus alatus

Quadrula cylindrica (Say, 1817) = Theliderma cylindrica

Quadrula cylindrica strigillata (Wright, 1898) = Theliderma cylindrica

Quadrula intermedia (Conrad, 1836) = Theliderma metanevra
+ Unio tuberosus Lea, 1840
+ Unio sparsus Lea, 1841

Quadrula intermedia (Conrad, 1836) = Theliderma sparsa

Quadrula intermedia (Conrad, 1836) = Theliderma intermedia

Quadrula metanevra (Rafinesque, 1820) = Theliderma metanevra

Quadrula pustulosa (Lea, 1831) = Pustulosa pustulosa
+ Obliquaria (Quadrula) bullata Rafinesque, 1820
+ Unio pernodosus Lea, 1845
+ Unio sphaericus Lea, 1868

Quadrula verrucosa (Rafinesque, 1820)
+ Unio conjugans B.H. Wright, 1899

Rotundaria tuberculata (Rafinesque, 1820) = Cyclonaias tuberculata

Strophitus edentulus (Say, 1829) = Strophitus undulatus
+ Anodonta shaefferiana Lea, 1852

Toxolasma lividum Rafinesque, 1831
+ Unio moestus Lea, 1841
+ Unio cylindrellus Lea, 1868
+ Unio glans Lewis, 1871
+ Unio corvunculus Lea, 1868

Toxolasma lividum Rafinesque, 1831 = Toxolasma corvunculus

Toxolasma lividum Rafinesque, 1831 = Toxolasma cylindrellus

Toxolasma pullus (Conrad, 1838)

Truncilla arcaeformis (Lea, 1831) = Epioblasma arcaeformis

Truncilla biemarginata (Lea) = Epioblasma biemarginata

Truncilla capsæformis [sic] (Lea, 1834) = Epioblasma capsaeformis
+ Truncilla florentina Ortmann, 1912

Truncilla florentina (Lea, 1857) = Epioblasma florentina

Truncilla haysiana (Lea, 1833) = Epioblasma haysiana

Truncilla interrupta (Rafinesque, 1820) = Epioblasma brevidens
+ Unio brevidens Lea, 1831

Truncilla interrupta (Rafinesque, 1820) = Ptychobranchus fasciolaris

Truncilla lenior (Lea, 1843) = Epioblasma lenior

Truncilla lewisi Walker, 1910 = Epioblasma lewisii
+ Unio foliatus Lewis, 1871

Truncilla propinqua (Lea, 1857) = Epioblasma propinqua

Truncilla stewardsoni (Lea, 1852) = Epioblasma stewardsonii
+ Truncilla lewisii Walker, 1910

Truncilla torulosa (Rafinesque, 1820) = Epioblasma torulosa
+ Amblema gibbosa Rafinesque, 1820
+ Unio perplexus Lea, 1831

Truncilla torulosa gubernaculum (Reeve, 1865) = Epioblasma gubernaculum

Truncilla triquetra Rafinesque, 1820 = Epioblasma triquetra
+ Unio triangularis Barnes, 1823

Truncilla turgidula (Lea, 1858) = Epioblasma turgidula
+ Unio deviatus Reeve, 1864

Truncilla walkeri Wilson & Clark, 1914 = Epioblasma walkeri