Lea, I. 1852. A Synopsis of the Family of Naïades (3rd ed.). 88 pp. Available electronically.
Margaron (Anodonta) angulata (Lea) = Gonidea angulata
+ Anodon feminalis Gould, 1850
Margaron (Anodonta) anserina (Spix) = Anodontites trapesialis
Margaron (Anodonta) arcuata Fer.
Margaron (Anodonta) argentea (Lea) = Anodontoides denigratus
Margaron (Anodonta) arkansensis (Lea) = Strophitus undulatus
Margaron (Anodonta) benedictensis (Lea) = Pyganodon grandis
+ Anodonta cultrata Lea, 1852
Margaron (Anodonta) blainvilliana (Lea) = Leila blainvilliana
+ Iridina trapezialis d’Orbigny, 1835
Margaron (Anodonta) buchanensis (Lea) = Anodontoides ferussacianus
Margaron (Anodonta) californiensis (Lea) = Anodonta californiensis
Margaron (Anodonta) chaiziana (Rang) = Aspatharia chaiziana
+ Epigenia decorata ‘Parr.’ of Authors
Margaron (Anodonta) couperiana (Lea) = Utterbackiana couperiana
Margaron (Anodonta) crassa (Swain.) = Anodontites patagonica
Margaron (Anodonta) crepera (Lea) = Simpsonella gracilis
Margaron (Anodonta) crispata (Lam.) = Anodontites crispata
+ Anodon glauca Gould, 1850
Margaron (Anodonta) cumingii (Lea) = Sundadontina cumingii
Margaron (Anodonta) cygnea (Drap.) = Atlanticoncha ochracea
+ Anodonta cygnaea ‘Linnaeus’ of Authors
+ Anodonta cygnea Rossmässler, 1835
+ Mytilus cygneus Maton & Rackett, 1807
+ Mytilus cygneus Schröter, 1779
+ Mytilus anatinus Linnaeus, 1758
+ Mytilus anatinus Sheppard, 1821
+ Anodonta anatina Dupuy, 1850
+ Mytilus stagnalis Gmelin, 1791
+ Mytilus fluviatilis Gmelin, 1791
+ Mytilus fucatus Dillwyn, 1817
+ Mytilus zellensis Gmelin, 1791
+ Mytilus avonensis Montagu, 1803
+ Mytilus radiatus Müller, 1774
+ Mytilus incrassatus Sheppard, 1821
+ Mytilus macula Sheppard, 1821
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Margaron (Anodonta) cygnea (Drap.) = Anodonta cygnea
Margaron (Anodonta) cygnea (Drap.) = Anodonta anatina
Margaron (Anodonta) cygnea (Drap.) = Anodonta exulcerata
Margaron (Anodonta) cygnea (Drap.) = Pseudanodonta complanata
Margaron (Anodonta) cygnea (Drap.) = Pyganodon cataracta
Margaron (Anodonta) cygnea (Drap.) = Utterbackiana implicata
Margaron (Anodonta) cylindracea (Lea) = Anodontites cylindracea
Margaron (Anodonta) decora (Lea) = Pyganodon grandis
Margaron (Anodonta) denigrata (Lea) = Anodontoides denigratus
Margaron (Anodonta) dunlapiana (Lea) = Utterbackiana couperiana
Margaron (Anodonta) edentula (Say) = Strophitus undulatus
+ Anodon areolatus Swainson, 1829
+ Anodon unadilla De Kay, 1843
Margaron (Anodonta) elongata (Swain.) = Anodontites elongata
Margaron (Anodonta) ensiformis (Spix) = Lamproscapha ensiformis
Margaron (Anodonta) esula (Jan.) = Anodontites trapesialis
+ Anodonta esula Gray, 1847
Margaron (Anodonta) esula (Jan.) = Leila esula
Margaron (Anodonta) exilis (Lea) = Pilsbryoconcha exilis
Margaron (Anodonta) ferruginea (Lea) = Anodontoides ferussacianus
Margaron (Anodonta) ferussaciana (Lea) = Anodontoides ferussacianus
Margaron (Anodonta) fluviatilis (Dill., not Gmel.) = Pyganodon fragilis
+ Mytilus illitus Lightfoot, 1786
+ Anodonta cataracta Say, 1817
+ Anodonta marginata Say, 1817
+ Anodonta teres Conrad, 1834
Margaron (Anodonta) fluviatilis (Dill., not Gmel.) = Pyganodon cataracta
Margaron (Anodonta) footiana (Lea) = Pyganodon grandis
Margaron (Anodonta) fragilis (Lam.) = Pyganodon fragilis
Margaron (Anodonta) georginae (Gray) = Anodontites trigona
Margaron (Anodonta) gibbosa (Say) = Pyganodon grandis
+ Anodonta inflata Lea, 1836
Margaron (Anodonta) gibbosa (Say) = Pyganodon gibbosa
Margaron (Anodonta) gigantea (Lea) = Pyganodon grandis
Margaron (Anodonta) glauca (Valen.) = Anodontites trigona
+ Anodon ovata Swainson, 1841
Margaron (Anodonta) glauca (Valen.) = Anodontites trapesialis
Margaron (Anodonta) globosa (Lea) = Pyganodon globosa
Margaron (Anodonta) gracilis (Lea) = Simpsonella gracilis
Margaron (Anodonta) grandis (Say) = Pyganodon grandis
+ Anodonta corpulenta Cooper, 1834
Margaron (Anodonta) harpethensis (Lea) = Pyganodon grandis
Margaron (Anodonta) imbecillis (Say) = Utterbackia imbecillis
+ Anodonta incerta Lea, 1834
Margaron (Anodonta) implicata (Say) = Pyganodon cataracta
+ Anodonta newtonensis Lea, 1838
+ Anodonta excurvata De Kay, 1843
Margaron (Anodonta) implicata (Say) = Utterbackiana implicata
Margaron (Anodonta) lato-marginata (Lea) = Anodontites patagonica
+ Anodon trapezeus Spix in Wagner, 1827
+ Anodon rotundus Spix in Wagner, 1827
+ Anodonta membranacea d’Orbigny, 1846
Margaron (Anodonta) lato-marginata (Lea) = Anodontites trapezea
Margaron (Anodonta) limnoica (d’Orb.) = Anodontites trigona
Margaron (Anodonta) linnæana (Lea) = Pyganodon grandis
Margaron (Anodonta) lucida (d’Orb.) = Anodontites lucida
Margaron (Anodonta) magnifica (Lea) = Sinanodonta woodiana
+ Anodon rotundatus Swainson, 1841
+ Anodonta aurata Küster, 1853
Margaron (Anodonta) maryattana (Lea) = Pyganodon grandis
Margaron (Anodonta) montezuma (Lea) = Anodontites montezuma
Margaron (Anodonta) mortoniana (Lea) = Anodontites trigona
+ Unio (Anodontes) chiquitana d’Orbigny, 1835
+ Unio (Anodonta) smaragdina Anton, 1839
Margaron (Anodonta) mortoniana (Lea) = Anodontites patagonica
Margaron (Anodonta) mortoniana (Lea) = Cristaria plicata
Margaron (Anodonta) nuttalliana (Lea) = Anodonta nuttalliana
Margaron (Anodonta) oblita (Lea) = Anodontoides denigratus
Margaron (Anodonta) obtusa (Spix) = Anodontites obtusa
+ Anodon obtusus var. lituratum Spix in Wagner, 1827
Margaron (Anodonta) onowensis = Cristaria plicata
+ Anodon gigantea Gould, 1849
Margaron (Anodonta) opaca (Lea) = Pyganodon grandis
Margaron (Anodonta) oregonensis (Lea) = Anodonta oregonensis
+ Anodon cognata Gould, 1850
Margaron (Anodonta) ovata (Lea) = Pyganodon grandis
Margaron (Anodonta) parishii (Gray) = Leila blainvilliana
Margaron (Anodonta) patagonica (Lam.) = Anodontites patagonica
Margaron (Anodonta) pavonia (Lea) = Strophitus undulatus
Margaron (Anodonta) pepiniana (Lea) = Pyganodon grandis
Margaron (Anodonta) plana (Lea) = Pyganodon grandis
+ Anodonta declivis Conrad, 1834
Margaron (Anodonta) polita (Mouss.) = Pilsbryoconcha exilis
Margaron (Anodonta) porcifer (Gray) = Anodontites patagonica
Margaron (Anodonta) puelchana (d’Orb.) = Anodontites trigona
Margaron (Anodonta) purpurea (Valen.) = Simpsonella burroughiana
Margaron (Anodonta) salmonia (Lea) = Pyganodon grandis
Margaron (Anodonta) schröteriana (Lea) = Tamsiella schroeteriana
Margaron (Anodonta) shaefferiana (Lea) = Strophitus undulatus
Margaron (Anodonta) siliquosa (Spix) = Mycetopoda siliquosa
Margaron (Anodonta) sinuosa (Lam.) = Anodontites trapesialis
Margaron (Anodonta) sirionos (d’Orb.) = Anodontites patagonica
+ Unio (Anodontes) ferrarisii d’Orbigny, 1835
Margaron (Anodonta) sirionos (d’Orb.) = Anodontites ferrarisii
Margaron (Anodonta) soleniformis (d’Orb.) = Anodontites solenidea
Margaron (Anodonta) solidula (Deville & Huppé) = Anodontites elongata
Margaron (Anodonta) spixii (d’Orb.) = Anodontites trapezea
Margaron (Anodonta) stewartiana (Lea) = Pyganodon grandis
Margaron (Anodonta) subcrassa (Lea) = Simpsonella gracilis
Margaron (Anodonta) subcylindracea (Lea) = Anodontoides ferussacianus
Margaron (Anodonta) suborbiculata (Say) = Utterbackiana suborbiculata
Margaron (Anodonta) subvexa (Con.) = Pseudodontoideus subvexus
Margaron (Anodonta) tenebricosa (Lea) = Anodontites tenebricosa
Margaron (Anodonta) tenuis (Lea) = Simpsonella gracilis
Margaron (Anodonta) tetragona (Lea) = Strophitus undulatus
Margaron (Anodonta) tortilis (Lea) = Anodontites tortilis
Margaron (Anodonta) trapezialis [sic] (Lam.) = Anodontites trapesialis
+ Anodonta exotica Lamarck, 1819
+ Anodonta exotica Cuvier, 1817
+ Anodon giganteus Spix in Wagner, 1827
+ Anodon penicillatus Gray, 1834
+ Anodon susannae Gray in Griffith & Pidgeon, 1833
+ Anodon radiatus Spix in Wagner, 1827
+ Anodonta trapezia ‘Küster’ of Authors
Margaron (Anodonta) trigona (Spix) = Anodontites trigona
Margaron (Anodonta) troutwiniana [sic] (Lea) = Anodontites tortilis
Margaron (Anodonta) undulata (Say) = Strophitus undulatus
+ Anodonta undulata ‘Say’ of Authors
+ Anodon rugosus Swainson, 1822
+ Anodonta pensylvanica Lamarck, 1819
+ Alasmodonta marginata Desh. of Authors
Margaron (Anodonta) uniopsis (Lam.) = Microcondylaea bonellii
+ Alasmodonta compressa ‘Por.’ of Authors
Margaron (Anodonta) virens (Lea) = Pyganodon grandis
Margaron (Anodonta) wahlamatensis (Lea) = Anodonta nuttalliana
Margaron (Anodonta) wardiana (Lea) = Strophitus undulatus
+ Anodonta virgata Conrad, 1836
Margaron (Anodonta) wheatleyi (Lea) = Anodontites elongata
Margaron (Anodonta) woodiana (Lea) = Sinanodonta woodiana
Margaron (Dipsas) discoideus (Lea) = Pletholophus tenuis
+ Unio tenuis Griffith & Pidgeon, 1833
+ Unio magnificus Griffith & Pidgeon, 1833
Margaron (Dipsas) plicatus (Leach) = Cristaria plicata
+ Cristaria tuberculata Schumacher, 1817
+ Anodonta dipsas Blainville, 1825
+ Anodon alatus ‘Sow.’ of Authors
+ Symphynota bialata Lea, 1829
+ Dianisotis chinensis Rafinesque, 1831
Margaron (Margaritana) arcula (Lea) = Alasmidonta arcula
Margaron (Margaritana) bonellii (Fer.) = Microcondylaea bonellii
+ Unio depressa C. Pfeiffer, 1825
+ Alasmodonta compressa Menke, 1830
Margaron (Margaritana) calceola (Lea) = Sulcularia viridis
+ Alasmodonta truncata Conrad, 1834
Margaron (Margaritana) complanata (Bar.) = Pterosyna complanata
+ Unio katherinae Lea, 1838
Margaron (Margaritana) confragosa (Say) = Arcidens confragosus
Margaron (Margaritana) curreyana [sic] (Lea) = Pegias fabula
Margaron (Margaritana) dehiscens (Say) = Hemistena lata
+ Unio oriens Lea, 1831
Margaron (Margaritana) deltoidea (Lea) = Sulcularia viridis
Margaron (Margaritana) fabula (Lea) = Pegias fabula
Margaron (Margaritana) hildrethiana (Lea) = Simpsonaias ambigua
+ Alasmodonta ambigua Say, 1825
Margaron (Margaritana) holstonia (Lea) = Alasminota holstonia
Margaron (Margaritana) margaritifera (Lin.) = Margaritifera margaritifera
+ Mya margaritifera Gmelin, 1791
+ Mya margaritifera Da Costa, 1778
+ Dichonca crassissima Klein, 1753
+ Margaritana fluviatilis Schumacher, 1817
+ Alasmodonta arcuata Barnes, 1823
+ Unio elongata Lamarck, 1819
+ Unio ater Nilsson, 1822
+ Unio rivalis Lea, 1836
+ Unio caroliniana Bosc, 1801
+ Alasmodon falcata Gould, 1850
Margaron (Margaritana) margaritifera (Lin.) = Margaritifera falcata
Margaron (Margaritana) margaritifera (Lin.) = Pseudunio auricularius
Margaron (Margaritana) margaritifera (Lin.) = Unio crassus
Margaron (Margaritana) margaritifera (Lin.) = Uniomerus carolinianus
Margaron (Margaritana) marginata (Say) = Alasmidonta varicosa
+ Alasmodonta truncata ‘Say, in lit.’ of Authors
+ Unio cariosa Lamarck, 1819
+ Unio varicosa Lamarck, 1819
+ Unio rugulosus Wood, 1828
+ Alasmodon corrugata De Kay, 1843
Margaron (Margaritana) marginata (Say) = Alasmidonta marginata
Margaron (Margaritana) minor (Lea) = Sulcularia viridis
Margaron (Margaritana) radiata (Con.) = Alasmidonta undulata
+ Uniopsis radiata Swainson, 1840
Margaron (Margaritana) radiata (Con.) = Strophitus radiatus
Margaron (Margaritana) raveneliana (Lea) = Alasmidonta raveneliana
Margaron (Margaritana) rugosa (Bar.) = Lasmigona costata
+ Alasmodonta abducta Lea, 1836
Margaron (Margaritana) undulata (Say) = Alasmidonta undulata
+ Alasmodonta sculptilis Say, 1829
+ Unio hians Valenciennes, 1827
+ Unio glabratus G.B. Sowerby, 1821
Margaron (Monocondylœa) [sic] corrientesensis (d’Orb.) = Monocondylaea corrientesensis
Margaron (Monocondylœa) [sic] fossiculifera (d’Orb.) = Fossula fossiculifera
Margaron (Monocondylœa) [sic] franciscana (Moricand) = Monocondylaea franciscana
Margaron (Monocondylœa) [sic] guarayana (d’Orb.) = Monocondylaea guarayana
Margaron (Monocondylœa) [sic] minuana (d’Orb.) = Monocondylaea minuana
Margaron (Monocondylœa) [sic] paraguayana (d’Orb.) = Monocondylaea paraguayana
Margaron (Monocondylœa) [sic] parchappii (d’Orb.) = Monocondylaea parchappii
Margaron (Monocondylœa) [sic] vondenbuschiana [sic] (Lea) = Pseudodon vondembuschianus
+ Alasmodonta zollingeri Mousson, 1849
+ Alasmodonta crispata Mousson, 1849
+ Margaritana fragilis Küster, 1862
Margaron (Prisodon) duprei (Récluz) = Callonaia duprei
Margaron (Prisodon) truncatus (Schum.) = Castalia ambigua
+ Castalia ambigua Lamarck, 1819
+ Castalia quadrilatera d’Orbigny, 1835
+ Castalia inflata d’Orbigny, 1835
+ Castalia ambigua Wood, 1828
+ Unio ambiguus G.B. Sowerby, 1821
+ Unio ambigua Blainville, 1825
+ Tetraplodon pectinatus Spix in Wagner, 1827
+ Tetraplodon pectinatus Spix in Wagner, 1827
Margaron (Prisodon) truncatus (Schum.) = Castalia inflata
Margaron (Prisodon) truncatus (Schum.) = Castalia multisulcata
Margaron (Triquetra) browniana (Lea) = Prisodon syrmatophorus
+ Hyria humilis Troschel, 1847
Margaron (Triquetra) corrugata (Lam.) = Prisodon syrmatophorus
+ Hyria rugosa Bory de St. Vincent, 1827
+ Hyria rosea Lea, 1852
+ Mya angulata Wood, 1828
+ Triplodon rugosus Spix in Wagner, 1827
+ Paxyodon ponderosus Schumacher, 1817
Margaron (Triquetra) corrugata (Lam.) = Triplodon corrugatus
Margaron (Triquetra) subviridis (Klein) = Prisodon syrmatophorus
+ Mya syrmatophora Gmelin, 1791
+ Hyria avicularis Lamarck, 1819
+ Hyria elongata Swainson, 1841
+ Hyria cordata Menke, 1828
+ Unio caudatus Wagner, 1827
+ Prisodon obliquus Schumacher, 1817
+ Diplodon furcatum Spix in Wagner, 1827
Margaron (Triquetra) subviridis (Klein) = Prisodon obliquus
Margaron (Unio) abacus (Hald.) = Ptychobranchus fasciolaris
Margaron (Unio) acutissimus (Lea) = Medionidus acutissimus
Margaron (Unio) affinis (Lea) = Lampsilis straminea
Margaron (Unio) aheneus (Lea) = Elliptio ahenea
Margaron (Unio) alatus (Say) = Potamilus alatus
Margaron (Unio) altilis (Con.) = Hamiota altilis
Margaron (Unio) amœnus (Lea) = Cambarunio iris
Margaron (Unio) amygdalum (Lea) = Villosa amygdalum
Margaron (Unio) angustatus (Lea) = Elliptio angustata
Margaron (Unio) angustus (Lam.)
Margaron (Unio) anodontoides (Lea) = Lampsilis teres
+ Unio (Eurynia) teres Rafinesque, 1820
+ Unio teres ‘Rafinesque’ of Authors
Margaron (Unio) apiculatus (Say) = Quadrula quadrula
Margaron (Unio) approximus (Lea) = Lampsilis hydiana
Margaron (Unio) aratus (Lea) = Micronaias arata
Margaron (Unio) arcaeformis (Lea) = Epioblasma arcaeformis
+ Unio nexus Say, 1831
Margaron (Unio) arctatus (Con.) = Elliptio arctata
Margaron (Unio) arctior (Lea) = Eurynia dilatata
Margaron (Unio) arcus (Con.) = Elliptio arca
Margaron (Unio) argenteus (Lea) = Pleurobema oviforme
Margaron (Unio) asper (Lea) = Quadrula quadrula
Margaron (Unio) asperrimus (Lea) = Quadrula quadrula
+ Unio quadrulus ‘Rafinesque’ of Authors
Margaron (Unio) atratus (Swain.) = Diplodon chilensis
+ Unio auratus ‘Swainson’ of Authors
+ Unio obtusa d’Orbigny, 1835
+ Unio depressa Lesson, 1830
+ Unio chiloensis Küster, 1861
+ Unio gassiei Küster, 1856
+ Unio (Niaa) atrata Swainson, 1823
+ Unio atratus Sowerby, 1839
+ Unio fragilis Reeve, 1865
+ Unio araucanus Philippi, 1847
+ Unio molinae Philippi, 1847
Margaron (Unio) atratus (Swain.) = Potamilus fragilis
Margaron (Unio) atrocostatus (Lea) = Amblema plicata
Margaron (Unio) atromarginatus (Lea) = Elliptoideus sloatianus
Margaron (Unio) auratus (Swain.) = Hyridella australis
Margaron (Unio) auratus (Swain.) = Diplodon chilensis
Margaron (Unio) australis (Lam.) = Velesunio ambiguus
+ Unio australis Philippi, 1848
+ Unio ambiguus Philippi, 1847
Margaron (Unio) australis (Lam.) = Hyridella australis
Margaron (Unio) æsopus (Green) = Plethobasus cyphyus
+ Unio cicatricosus Conrad, 1834
+ Unio cyphia Rafinesque, 1820
Margaron (Unio) barnesianus (Lea) = Pleuronaia barnesiana
Margaron (Unio) barrattii (Lea) = Elliptio icterina
Margaron (Unio) batavus (Lam.) = Margaritifera margaritifera
+ Mya ovalis Lightfoot, 1786
+ Mya pictorum Gmelin, 1791
+ Unio riparia Pfeiffer, 1821
+ Unio pictorum Draparnaud, 1806
+ Unio fusculus Rossmässler, 1836
+ Unio gibba Lea, 1836
+ Unio labacensis Rossmässler, 1835
+ Unio reniformis Rossmässler, 1836
+ Unio fuscus Lea, 1836
+ Unio consentaneus Rossmässler, 1836
+ Unio amnicus Rossmässler, 1836
+ Unio carinthiacus Rossmässler, 1836
+ Unio decurvatus Rossmässler, 1835
+ Unio sinuatus Studer, 1820
+ Unio planus Studer, 1820
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Margaron (Unio) batavus (Lam.) = Unio nanus
Margaron (Unio) batavus (Lam.) = Unio mancus
Margaron (Unio) batavus (Lam.) = Unio delphinus
Margaron (Unio) batavus (Lam.) = Unio elongatulus
Margaron (Unio) batavus (Lam.) = Unio crassus
Margaron (Unio) bengalensis (Lea) = Simpsonella burroughiana
+ Anodonta chinensis Küster, 1853
+ Unio verecundus Gould, 1850
Margaron (Unio) bengalensis (Lea) = Pletholophus tenuis
Margaron (Unio) biangulatus (Lea) = Ortmanniana pectorosa
Margaron (Unio) bigbyensis (Lea) = Pleuronaia barnesiana
Margaron (Unio) bilineatus (Lea) = Lamellidens marginalis
Margaron (Unio) binneyi (Lea) = Diplodon rhuacoicus
Margaron (Unio) blandingianus (Lea) = Uniomerus carolinianus
Margaron (Unio) bonneaudii (Eyd.) = Indonaia bonneaudii
Margaron (Unio) bournianus (Lea) = Pleurobema clava
Margaron (Unio) boydianus (Lea) = Atlanticoncha ochracea
Margaron (Unio) boykinianus (Lea) = Megalonaias nervosa
Margaron (Unio) brevidens (Lea) = Epioblasma brevidens
+ Unio interruptus ‘Rafinesque’ of Authors
Margaron (Unio) brumbyanus (Lea) = Ptychobranchus greenii
Margaron (Unio) bucklyi [sic] (Lea) = Elliptio jayensis
Margaron (Unio) buddianus (Lea) = Elliptio jayensis
Margaron (Unio) burroughianus (Lea) = Diplodon burroughianus
Margaron (Unio) buxeus (Lea) = Elliptio congaraea
Margaron (Unio) caffer (Krauss) = Unio caffer
Margaron (Unio) cailliaudii (Fer.) = Nitia teretiuscula
+ Unio lithophagus Philippi, 1847
+ Unio teretiusculus Philippi, 1847
Margaron (Unio) caliginosus (Lea) = Leaunio lienosus
Margaron (Unio) callosus (Lea) = Ortmanniana ligamentina
Margaron (Unio) camelus (Lea) = Ptychobranchus fasciolaris
Margaron (Unio) camptodon (Say) = Uniomerus tetralasmus
+ Unio declivis Conrad, 1836
+ Unio sayii Ward in Tappan, 1839
+ Unio rhomboidius Lea, 1852
Margaron (Unio) capax (Green) = Potamilus capax
Margaron (Unio) caperatus (Lea) = Dromus dromas
+ Unio abacoides Haldeman, 1846
Margaron (Unio) capsæformis (Lea) = Epioblasma capsaeformis
Margaron (Unio) cariosus (Say) = Lampsilis cariosa
+ Unio cariosus De Kay, 1843
+ Unio ovata Valenciennes, 1827
+ Unio oratus Conrad, 1849
Margaron (Unio) cariosus (Say) = Lampsilis cardium
Margaron (Unio) castaneus (Lea) = Obovaria arkansasensis
Margaron (Unio) cælatus (Con.) = Lemiox rimosus
Margaron (Unio) charruanus (d’Orb.) = Diplodon charruanus
Margaron (Unio) childreni (Gray) = Diplodon chilensis
Margaron (Unio) cincinnatiensis (Lea) = Epioblasma cincinnatiensis
Margaron (Unio) circulus (Lea) = Obovaria subrotunda
+ Unio rotundus Wood, 1828
Margaron (Unio) claibornensis (Lea) = Lampsilis straminea
Margaron (Unio) clarkianus (Lea) = Hamiota altilis
Margaron (Unio) clavus (Lam.) = Pleurobema clava
+ Unio clavus Conrad, 1835
+ Obliquaria (Scalenaria) scalenia Rafinesque, 1820
+ Unio modioliformis ‘Say’ of Authors
Margaron (Unio) coccineus Hildreth’s letter = Pleurobema sintoxia
+ Unio coccineus Conrad, 1836
+ Unio catillus Conrad, 1836
+ Unio cuneus Conrad, 1838
Margaron (Unio) cœruleus [sic] (Lea) = Indonaia caerulea
+ Unio gerbidoni Eydoux, 1838
Margaron (Unio) collinus (Con.) = Parvaspina collina
Margaron (Unio) complanatus (Soland. Dill.) = Elliptio congaraea
+ Unio rigidus Wood, 1828
+ Unio violaceus Spengler, 1793
+ Unio purpureus Say, 1817
+ Unio rarisulcata Lamarck, 1819
+ Unio coarctata Lamarck, 1819
+ Unio purpurascens Lamarck, 1819
+ Unio rhombula Lamarck, 1819
+ Unio carinifera Lamarck, 1819
+ Unio georgina Lamarck, 1819
+ Unio glabrata Lamarck, 1819
+ Unio sulcidens Lamarck, 1819
+ Unio fluviatilis Green, 1827
+ Unio subinflatus Conrad, 1835
+ Unio planilateris Conrad, 1838
Margaron (Unio) complanatus (Soland. Dill.) = Elliptio complanata
Margaron (Unio) compressissimus (Lea) = Ptychobranchus fasciolaris
Margaron (Unio) concavus (Lea) = Villosa delumbis
Margaron (Unio) confertus (Lea) = Elliptio icterina
Margaron (Unio) congaræus (Lea) = Elliptio congaraea
Margaron (Unio) conradicus (Lea) = Medionidus conradicus
Margaron (Unio) constrictus (Con.) = Venustaconcha constricta
Margaron (Unio) contradens (Lea) = Lens contradens
Margaron (Unio) cooperianus (Lea) = Plethobasus cooperianus
Margaron (Unio) cor (Con.) = Fusconaia cor
Margaron (Unio) cornutus (Bar.) = Obliquaria reflexa
+ Obliquaria (Quadrula) reflexa Rafinesque, 1820
Margaron (Unio) corrianus (Lea) = Lamellidens corrianus
Margaron (Unio) corrugatus (Retzius) = Leoparreysia tavoyensis
+ Unio corrugata Bruguière, 1797
+ Mya rugosa Gmelin, 1791
+ Mya nodosa Gmelin, 1791
+ Mya spuria Gmelin, 1791
+ Mya gardiana Lea, 1852
+ Unio triradiata Lea, 1836
+ Unio fulmineus Philippi, 1847
+ Unio tavoyensis Gould, 1843
+ Unio favidens Benson, 1862
+ Mysca (Potomida) corrugata Swainson, 1840
Margaron (Unio) corrugatus (Retzius) = Indonaia rugosa
Margaron (Unio) corrugatus (Retzius) = Potomida littoralis
Margaron (Unio) corrugatus (Retzius) = Unio pictorum
Margaron (Unio) corrugatus (Retzius) = Parreysia corrugata
Margaron (Unio) crassidens (Lam.) = Elliptio crassidens
+ Unio cuneatus Barnes, 1823
+ Unio niger Conrad, 1836
+ Unio (Elliptio) nigra Rafinesque, 1820
Margaron (Unio) crassus (Retz.) = Pseudunio auricularius
+ Margarita (Unio) crassissimus Lea, 1836
+ Unio auricularius Spengler, 1793
+ Unio margaritifera Draparnaud, 1801
+ Unio sinuata Lamarck, 1819
+ Unio sinuatus Rossmässler, 1836
+ Unio rugosa Poiret, 1801
Margaron (Unio) crassus (Retz.) = Potomida littoralis
Margaron (Unio) crassus (Retz.) = Unio crassus
Margaron (Unio) creperus (Lea) = Cambarunio iris
Margaron (Unio) crocatus (Lea) = Atlanticoncha ochracea
Margaron (Unio) cucumoides (Lea) = Cucumerunio novaehollandiae
Margaron (Unio) cultelliformis (Con.) = Hyridella depressa
Margaron (Unio) cumberlandianus Lea = Cambarunio simus
+ Unio cumberlandicus Lea, 1838
Margaron (Unio) cumingii (Lea) = Sinohyriopsis cumingii
Margaron (Unio) cuneolus (Lea) = Fusconaia cuneolus
Margaron (Unio) cuprinus (Lea) = Popenaias metallica
+ Unio metallicus Say, 1831
Margaron (Unio) cuvierianus (Lea) = Elliptio complanata
Margaron (Unio) cylindricus (Say) = Theliderma cylindrica
+ Unio naviformis Lamarck, 1819
Margaron (Unio) cyrenoides (Phili.) = Arotonaias cyrenoides
Margaron (Unio) dactylus (Lea) = Cambarunio dactylus
Margaron (Unio) dariensis (Lea) = Elliptio dariensis
Margaron (Unio) decisus (Lea) = Pleurobema decisum
Margaron (Unio) declivis (Say) = Uniomerus declivis
+ Unio geometricus Lea, 1834
+ Unio excultus Conrad, 1838
Margaron (Unio) decoratus (Lea) = Platynaias decorata
Margaron (Unio) delodontus (Lam.) = Diplodon delodontus
+ Unio lacteolus Lea, 1834
+ Unio rhuacoica d’Orbigny, 1835
Margaron (Unio) delodontus (Lam.) = Diplodon rhuacoicus
Margaron (Unio) delphinus (Grun.) = Hyriopsis bialata
Margaron (Unio) depressus (Lam.) = Velesunio ambiguus
+ Unio depressa d’Orbigny, 1835
+ Unio balonnensis Conrad, 1850
Margaron (Unio) depressus (Lam.) = Hyridella depressa
Margaron (Unio) depressus (Lam.) = Diplodon chilensis
Margaron (Unio) discus (Lea) = Disconaias disca
+ Unio panacoensis von dem Busch in Philippi, 1843
Margaron (Unio) divaricatus (Lea) = Diplodon delodontus
Margaron (Unio) dolabræformis (Lea) = Lampsilis dolabraeformis
Margaron (Unio) dollabelloides [sic] (Lea) = Pleuronaia dolabelloides
Margaron (Unio) donaciformis (Lea) = Truncilla donaciformis
Margaron (Unio) dorfeuillianus (Lea) = Pustulosa pustulosa
Margaron (Unio) dorsuosus (Gould) = Hyridella australis
Margaron (Unio) dromas (Lea) = Dromus dromas
Margaron (Unio) duttonianus (Lea) = Parvaspina lanceolata
Margaron (Unio) ebenus (Lea) = Reginaia ebenus
+ Unio obliqua ‘Lamarck’ of Authors
+ Unio gouldianus Ward in Jay, 1839
Margaron (Unio) ebenus (Lea) = Pleurobema sintoxia
Margaron (Unio) edgarianus (Lea) = Fusconaia cor
Margaron (Unio) egyptiacus [sic] (Caill.) = Coelatura aegyptiaca
Margaron (Unio) elegans (Lea) = Truncilla truncata
+ Unio truncatus Say, 1834
Margaron (Unio) ellipsis (Lea) = Obovaria olivaria
+ Unio brevialis G.B. Sowerby, 1821
Margaron (Unio) ellipticus (Spix) = Diplodon multistriatus
+ Diplodon ellypticum Spix in Wagner, 1827
+ Unio multistriatus Lea, 1831
+ Unio psammactinus Philippi, 1848
Margaron (Unio) ellipticus (Spix) = Diplodon granosus
Margaron (Unio) ellipticus (Spix) = Diplodon ellipticus
Margaron (Unio) elongatus [sic] (Pfeif.) = Unio mancus
+ Unio aradae Philippi, 1844
+ Unio gargottae Philippi, 1836
Margaron (Unio) elongatus [sic] (Pfeif.) = Unio elongatulus
Margaron (Unio) emarginatus (Lea) = Unio mancus
Margaron (Unio) estabrookianus (Lea) = Pleuronaia estabrookiana
Margaron (Unio) exiguus (Lea) = Villosa vibex
Margaron (Unio) exilis (Dunk.) = Lens contradens
Margaron (Unio) exolescens (Gould) = Trapezidens exolescens
Margaron (Unio) faba (d’Orb.) = Diplodon charruanus
Margaron (Unio) fabalis (Lea) = Paetulunio fabalis
+ Unio lapillus Say, 1831
+ Unio capillus Say, 1831
Margaron (Unio) famelicus (Gould) = Diplodon granosus
Margaron (Unio) fatuus (Lea) = Cambarunio iris
Margaron (Unio) fisherianus (Lea) = Elliptio fisheriana
Margaron (Unio) flavescens (Lea) = Ptychobranchus greenii
Margaron (Unio) floridensis (Lea) = Lampsilis floridensis
Margaron (Unio) foliaceus (Gould) = Trapezoideus foliaceus
Margaron (Unio) foliatus (Hild.) = Epioblasma flexuosa
+ Obliquaria (Quadrula) flexuosa Rafinesque, 1820
+ Unio flexuosus ‘Rafinesque’ of Authors
Margaron (Unio) folliculatus (Lea) = Elliptio folliculata
Margaron (Unio) forbesianus (Lea) = Elliptio congaraea
Margaron (Unio) foremanianus (Lea) = Ptychobranchus foremanianus
Margaron (Unio) fragosus (Con.) = Quadrula fragosa
Margaron (Unio) fraternus (Lea) = Elliptio fraterna
Margaron (Unio) fulgidus (Lea) = Pleurobema sintoxia
Margaron (Unio) fuliginosus (Lea) = Elliptio complanata
Margaron (Unio) fulvus (Lea) = Elliptio congaraea
+ Unio icterinus Conrad, 1834
Margaron (Unio) fulvus (Lea) = Elliptio icterina
Margaron (Unio) fuscatus (Lea) = Elliptio occulta
Margaron (Unio) geddingsianus (Lea) = Elliptio icterina
Margaron (Unio) georgianus (Lea) = Pleurobema georgianum
Margaron (Unio) gibber (Lea) = Pleuronaia gibber
Margaron (Unio) gibbesianus (Lea) = Elliptio congaraea
Margaron (Unio) gibbosus (Bar.) = Eurynia dilatata
+ Unio mucronatus Barnes, 1823
+ Unio nasuta Lamarck, 1819
+ Unio (Eurynia) dilatata Rafinesque, 1820
+ Unio dilatatus ‘Rafinesque’ of Authors
Margaron (Unio) gigas Swain. = Pterosyna complanata
Margaron (Unio) glaber (Lea) = Cambarunio iris
Margaron (Unio) glans (Lea) = Toxolasma lividum
Margaron (Unio) gouldii (Lea) = Leaunio lienosus
Margaron (Unio) gracilis (Barnes) = Potamilus fragilis
+ Unio planus Barnes, 1823
+ Unio fragilis ‘Rafinesque’ of Authors
Margaron (Unio) graniferus (Lea) = Cyclonaias tuberculata
Margaron (Unio) granosus (Brug.) = Diplodon granosus
Margaron (Unio) grayanus (Lea) = Lanceolaria grayii
+ Unio grayii Griffith & Pidgeon, 1833
Margaron (Unio) greenii (Con.) = Ptychobranchus greenii
Margaron (Unio) griffithianus (Lea) = Elliptio complanata
Margaron (Unio) guadechaudii [sic] (Eyd.) = Indonaia caerulea
Margaron (Unio) haleianus (Lea) = Leaunio lienosus
Margaron (Unio) hanleyianus (Lea) = Pleurobema hanleyianum
Margaron (Unio) haysianus (Lea) = Epioblasma haysiana
Margaron (Unio) hebes (Lea) = Uniomerus carolinianus
Margaron (Unio) hembeli (Con.) = Margaritifera hembeli
Margaron (Unio) heterodon (Lea) = Prolasmidonta heterodon
Margaron (Unio) hippopæus [sic] (Lea) = Amblema plicata
Margaron (Unio) holstonensis (Lea) = Pleurobema oviforme
Margaron (Unio) hopetonensis (Lea) = Elliptio hopetonensis
Margaron (Unio) hyalinus (Lea) = Platynaias subviridis
Margaron (Unio) hydianus (Lea) = Lampsilis hydiana
Margaron (Unio) hylæus (d’Orb.) = Diplodon hylaeus
+ Unio guaraniana d’Orbigny, 1835
Margaron (Unio) hylæus (d’Orb.) = Diplodon guaranianus
Margaron (Unio) incrassatus (Lea) = Elliptio crassidens
Margaron (Unio) ineptus (Lea) = Uniomerus carolinianus
Margaron (Unio) inflatus (Lea) = Potamilus inflatus
+ Unio alabamensis Conrad, 1834
Margaron (Unio) infucatus (Conrad) = Pustulosa infucata
+ Unio securiformis Conrad, 1849
Margaron (Unio) ingallsianus (Lea) = Ensidens ingallsianus
Margaron (Unio) intermedius (Con.) = Theliderma intermedia
Margaron (Unio) interruptus (Lea) = Cambarunio taeniatus
+ Unio taeniatus Conrad, 1834
+ Unio latiradiatus Conrad, 1838
Margaron (Unio) iris (Lea) = Cambarunio iris
+ Unio nebulosus Conrad, 1834
Margaron (Unio) iris (Lea) = Cambarunio nebulosus
Margaron (Unio) irroratus (Lea) = Cyprogenia stegaria
+ Unio verrucosus albus Hildreth, 1828
+ Unio stegarius ‘Rafinesque’ of Authors
Margaron (Unio) javanus (Lea) = Lens contradens
Margaron (Unio) jayensis (Lea) = Elliptio jayensis
Margaron (Unio) jejunus (Lea) = Elliptio complanata
Margaron (Unio) keinerianus [sic] (Lea) = Pustulosa kieneriana
Margaron (Unio) keraudreni (Eyd.) = Indonaia caerulea
Margaron (Unio) kirtlandianus (Lea) = Fusconaia subrotunda
Margaron (Unio) kleinianus (Lea) = Pustulosa kleiniana
Margaron (Unio) lacrymosus (Lea) = Quadrula quadrula
Margaron (Unio) lamarckianus (Lea) = Cyprogenia aberti
Margaron (Unio) lamellatus (Lea) = Lamellidens lamellatus
Margaron (Unio) lanceolatus (Lea) = Parvaspina lanceolata
Margaron (Unio) laticostasus [sic] (Lea) = Amblema plicata
Margaron (Unio) lazarus (Lea) = Elliptio arctata
Margaron (Unio) lævissimus (Lea) = Potamilus ohiensis
Margaron (Unio) leaii (Gray) = Lamprotula leaii
Margaron (Unio) lecontianus (Lea) = Elliptio congaraea
+ Unio contrarius Conrad, 1849
Margaron (Unio) lecontianus (Lea) = Lampsilis straminea
Margaron (Unio) lenior (Lea) = Epioblasma lenior
Margaron (Unio) lens (Lea) = Obovaria subrotunda
Margaron (Unio) lesueurianus (Lea) = Fusconaia subrotunda
Margaron (Unio) lienosus (Con.) = Leaunio lienosus
Margaron (Unio) ligamentinus (Lam.) = Ortmanniana ligamentina
+ Unio crassus Say, 1817
+ Unio ellipticus Barnes, 1823
+ Unio carinatus Barnes, 1823
+ Mya gravis Wood, 1828
+ Unio fasciatus Conrad, 1835
Margaron (Unio) limatulus (Con.) = Elliptio icterina
Margaron (Unio) lineatus (Lea) = Lampsilis binominata
Margaron (Unio) litoralis [sic] (Drap.)
+ Unio litoralis Pfeiffer, 1821
+ Unio crassus Nilsson, 1822
+ Unio brevialis Lamarck, 1819
+ Unio semirugata Lamarck, 1819
+ Unio nana Lamarck, 1819
+ Unio subtetragonus Michaud, 1831
+ Unio incurvus Lea, 1831
+ Unio pianensis Farines in Boubée, 1833
+ Unio granosus Schumacher, 1817
+ Unio brunneus Bonhomme, 1840
+ Unio wolwichii Morelet, 1845
+ Mya ovata Donovan, 1802
+ Unio rhomboideus Moquin-Tandon, 1855
Margaron (Unio) litoralis [sic] (Drap.) = Margaritifera margaritifera
Margaron (Unio) litoralis [sic] (Drap.) = Potomida littoralis
Margaron (Unio) litoralis [sic] (Drap.) = Potomida semirugata
Margaron (Unio) litoralis [sic] (Drap.) = Unio nanus
Margaron (Unio) litoralis [sic] (Drap.) = Unio tumidus
Margaron (Unio) litoralis [sic] (Drap.) = Unio crassus
Margaron (Unio) lugubris (Lea) = Elliptio icterina
Margaron (Unio) luridus (Lea) = Elliptio arca
Margaron (Unio) luteolus (Lam.) = Lampsilis radiata
+ Unio siliquoideus Barnes, 1823
+ Unio siliquoides Küster, 1848
+ Unio inflatus Barnes, 1823
+ Unio melinus Conrad, 1838
+ Unio rosaceus De Kay, 1843
Margaron (Unio) luteolus (Lam.) = Lampsilis siliquoidea
Margaron (Unio) lutulentus (Gould) = Echyridella aucklandica
+ Unio lutulentus Gould, 1850
Margaron (Unio) lutulentus (Gould) = Echyridella menziesii
Margaron (Unio) maculatus (Con.) = Pleuronaia dolabelloides
Margaron (Unio) marginalis (Lam.) = Lamellidens marginalis
+ Unio anodontina Lamarck, 1819
Margaron (Unio) masoni (Con.) = Fusconaia masoni
Margaron (Unio) mæstus [sic] (Lea) = Toxolasma lividum
Margaron (Unio) medellinus (Lea)
+ Unio purpuriatus Say, 1831
Margaron (Unio) medellinus (Lea) = Actinonaias medellina
Margaron (Unio) membranaceus (Mat.) = Diplodon variabilis
+ Unio matoniana d’Orbigny, 1835
+ Unio subtrapezius Philippi, 1847
Margaron (Unio) menkianus (Lea) = Cambarunio taeniatus
Margaron (Unio) merus (Lea) = Fusconaia masoni
Margaron (Unio) metanevrus (Raf.) = Quadrula quadrula
+ Unio metanever ‘Rafinesque’ of Authors
+ Unio nodosus Barnes, 1823
+ Unio rugosus Barnes, 1823
Margaron (Unio) metanevrus (Raf.) = Theliderma metanevra
Margaron (Unio) minor (Lea) = Toxolasma paulum
Margaron (Unio) mississippiensis (Con.) = Sagittunio subrostratus
Margaron (Unio) modestus (Fer.) = Diplodon paulistus
Margaron (Unio) modioliformis (Lea) = Villosa delumbis
+ Unio delumbis Conrad, 1834
Margaron (Unio) modioliformis (Lea) = Villosa vibex
Margaron (Unio) monodonta (Say) = Cumberlandia monodonta
+ Unio soleniformis Lea, 1831
Margaron (Unio) monroensis (Lea) = Elliptio monroensis
Margaron (Unio) moussonianus (Lea) = Elliptio congaraea
Margaron (Unio) mühlfeldianus (Lea) = Cambarunio dactylus
Margaron (Unio) multidentatus (Phili.) = Parreysia corrugata
Margaron (Unio) multiplicatus (Lea) = Megalonaias nervosa
+ Unio heros Say, 1829
+ Unio undulatus Say, 1831
Margaron (Unio) multiradiatus (Lea) = Lampsilis fasciola
+ Lampsilis fasciola Rafinesque, 1820
+ Unio fasciolus ‘Rafinesque’ of Authors
+ Unio ligamentinus Deshayes, 1835
Margaron (Unio) murchisonianus (Lea) = Nodularia douglasiae
+ Unio douglasiae Griffith & Pidgeon, 1833
Margaron (Unio) mutatus (Mouss.) = Lens contradens
Margaron (Unio) mytiloides (Raf.) = Reginaia ebenus
+ Unio (s.s.) mytiloides Swainson, 1840
+ Uniopsis mytiloides Swainson, 1840
+ Unio obliquus Wood, 1828
Margaron (Unio) mytiloides (Raf.) = Pleurobema clava
Margaron (Unio) mytiloides (Raf.) = Alasmidonta undulata
Margaron (Unio) mytiloides (Raf.) = Pleurobema sintoxia
Margaron (Unio) napeanensis (Conrad) = Hyridella australis
Margaron (Unio) nashvillianus (Lea) = Sagittunio subrostratus
Margaron (Unio) nasutus (Say) = Sagittunio subrostratus
+ Unio rostrata Valenciennes, 1827
+ Unio subrostratus Say, 1831
Margaron (Unio) nasutus (Say) = Sagittunio nasutus
Margaron (Unio) neglectus (Lea) = Platynaias subviridis
Margaron (Unio) nicklinianus (Lea) = Megalonaias nickliniana
Margaron (Unio) nigellus (Lea) = Elliptio nigella
Margaron (Unio) nigerrimus (Lea) = Leaunio lienosus
Margaron (Unio) nigrinus (Lea) = Villosa vibex
Margaron (Unio) niloticus (Caill.) = Coelatura aegyptiaca
+ Mya pictorum ‘Forkaël’ of Authors
+ Unio pumilus Lea, 1852
+ Unio parreyssi Philippi, 1848
Margaron (Unio) nitens (Lea) = Leaunio vanuxemensis
Margaron (Unio) nodulosus (Wood) = Aculamprotula nodulosa
Margaron (Unio) notatus (Lea) = Cambarunio simus
Margaron (Unio) novæ hollandiæ (Gray) = Cucumerunio novaehollandiae
Margaron (Unio) novi-eboraci (Lea) = Cambarunio iris
Margaron (Unio) nucleopsis (Con.) = Pleurobema georgianum
Margaron (Unio) nux (Lea) = Pleurobema perovatum
Margaron (Unio) obesus (Lea) = Uniomerus carolinianus
Margaron (Unio) obliquus (Lam.) = Pleurobema cordatum
+ Unio undatus Barnes, 1823
+ Unio trigonus Say. Con. non Lea of Authors
+ Unio mytiloides Short & Eaton, 1831
+ Obovaria cordata Rafinesque, 1820
+ Unio cordatus Conrad, 1836
+ Unio cardiacea Guérin-Méneville, 1823
Margaron (Unio) obliquus (Lam.) = Fusconaia flava
Margaron (Unio) obliquus (Lam.) = Pleurobema sintoxia
Margaron (Unio) obscurus (Lea) = Cambarunio iris
Margaron (Unio) obtusus (Lea) = Lampsilis straminea
Margaron (Unio) occidens (Lea) = Lampsilis cardium
+ Unio lenis Conrad, 1838
+ Unio cardium Conrad, 1834
Margaron (Unio) occidentalis (Con.) = Ptychobranchus occidentalis
Margaron (Unio) occultus (Lea) = Elliptio occulta
Margaron (Unio) ochraceus (Say) = Atlanticoncha ochracea
+ Unio rosaceus Conrad, 1849
Margaron (Unio) olivarius (Lea) = Indonaia olivaria
Margaron (Unio) orbiculatus (Hild.) = Lampsilis abrupta
+ Unio abruptus Say, 1831
+ Unio crassus Conrad, 1836
Margaron (Unio) orbiculatus (Hild.) = Obovaria subrotunda
Margaron (Unio) orbignyi (Deville and Huppé) [sic] = Castalia orbignyi
Margaron (Unio) oregonensis (Lea)
Margaron (Unio) orientalis (Lea) = Elongaria orientalis
Margaron (Unio) osbeckii (Phili.) = Nodularia douglasiae
Margaron (Unio) ovatus (Say) = Lampsilis ovata
+ Unio ovatus ‘Say’ of Authors
Margaron (Unio) ovatus (Say) = Lampsilis cardium
Margaron (Unio) oviformis (Con.) = Pleurobema oviforme
Margaron (Unio) pallescens (Lea) = Lampsilis straminea
Margaron (Unio) paludicolus (Gould) = Uniomerus carolinianus
Margaron (Unio) papyraceus (Gould) = Villosa amygdalum
Margaron (Unio) parallelopipedon (Lea) = Diplodon parallelopipedon
Margaron (Unio) paranensis (Lea) = Diplodon paranensis
+ Unio solisiana d’Orbigny, 1835
Margaron (Unio) paranensis (Lea) = Diplodon solisianus
Margaron (Unio) parvus (Bar.) = Toxolasma parvum
Margaron (Unio) patagonicus (d’Orb.) = Diplodon chilensis
Margaron (Unio) patulus (Lea) = Pleurobema clava
+ Unio patulus Conrad, 1838
Margaron (Unio) patulus (Lea) = Pleurobema oviforme
Margaron (Unio) paulus (Lea) = Toxolasma paulum
Margaron (Unio) pellucidus (Lea) = Villosa vibex
Margaron (Unio) penitus (Con.) = Epioblasma penita
Margaron (Unio) perdix (Lea) = Ortmanniana pectorosa
+ Unio pectorosus Conrad, 1834
Margaron (Unio) pernodosus (Lea) = Pustulosa pustulosa
Margaron (Unio) perovalis (Con.) = Hamiota perovalis
Margaron (Unio) perovatus (Con.) = Pleurobema perovatum
Margaron (Unio) perplexus (Lea) = Epioblasma torulosa
+ Unio gibbosus ‘Rafinesque’ of Authors
+ Amblema gibbosa Rafinesque, 1820
Margaron (Unio) perplicatus (Con.) = Amblema plicata
Margaron (Unio) personatus (Say) = Epioblasma personata
+ Unio capillaris Lea, 1834
Margaron (Unio) perstriatus (Lea) = Elliptio arctata
Margaron (Unio) petterianus (Küst.) = Unio elongatulus
+ Unio carneus Küster, 1854
Margaron (Unio) petterianus (Küst.) = Unio carneus
Margaron (Unio) phaseolus (Hild.) = Ptychobranchus fasciolaris
+ Unio planulatus Lea, 1829
+ Unio cuneatus Hildreth, 1828
Margaron (Unio) phillipsii (Con.) = Obliquaria reflexa
Margaron (Unio) pictorum (Lin.) = Unio nanus
+ Mya ovalis Retzius, 1788
+ Mya nodosa Gmelin, 1791
+ Potomida sicula Swainson, 1840
+ Unio rostrata Lamarck, 1819
+ Unio manca Lamarck, 1819
+ Unio castaneus Lea, 1852
+ Unio elongatulus Rossmässler, 1835
+ Unio turtonii Payraudeau, 1826
+ Unio lobata Philippi, 1836
+ Unio capigliolo Payraudeau, 1826
+ Unio requienii Michaud, 1831
+ Unio deshayesii Michaud, 1831
+ Unio limosus Nilsson, 1822
+ Unio longirostris Rossmässler, 1836
+ Unio limovianscae Lea, 1836
18 more...
Margaron (Unio) pictorum (Lin.) = Unio pictorum
Margaron (Unio) pictorum (Lin.) = Unio mancus
Margaron (Unio) pictorum (Lin.) = Unio tumidus
Margaron (Unio) pictorum (Lin.) = Unio delphinus
Margaron (Unio) pictorum (Lin.) = Unio elongatulus
Margaron (Unio) pictorum (Lin.) = Unio crassus
Margaron (Unio) pictus (Lea) = Cambarunio taeniatus
Margaron (Unio) pilaris (Lea) = Fusconaia subrotunda
Margaron (Unio) pileus (Lea) = Epioblasma personata
Margaron (Unio) placitus (Lea) = Hamiota perovalis
Margaron (Unio) platyrhynchus (Rossm.) = Unio pictorum
Margaron (Unio) plenus (Lea) = Pleurobema plenum
Margaron (Unio) plicatus (Lesueur) = Amblema plicata
+ Unio peruviana Lamarck, 1819
+ Unio rariplicata Lamarck, 1819
+ Unio dombeyana Valenciennes, 1827
+ Unio undulatus Desh. of Authors
+ Unio multiplicata Desh. of Authors
+ Unio crassus Barnes, 1823
Margaron (Unio) plicatus (Lesueur) = Plectomerus dombeyanus
Margaron (Unio) pliciferus (Lea) = Sphenonaias plexus
+ Unio carbonarius Lea, 1838
+ Unio plexus Conrad, 1838
Margaron (Unio) ponderosus (Solan.) = Gibbosula crassa
+ Mya crassa Wood, 1815
Margaron (Unio) powellii (Lea) = Lampsilis powellii
Margaron (Unio) pressus Lea = Platynaias compressa
+ Symphynota compressa Lea, 1829
+ Complanaria alasmodontina Stimpson, 1851
+ Unio compressus var. plebius C.B. Adams, 1842
Margaron (Unio) prevostianus (Lea) = Villosa vibex
Margaron (Unio) productior = Elongaria orientalis
+ Unio productus Mousson, 1849
Margaron (Unio) productus (Con.) = Elliptio producta
Margaron (Unio) profugus (Gould) = Alathyria profuga
Margaron (Unio) proximus (Lea) = Leaunio lienosus
Margaron (Unio) psammoicus (d’Orb.) = Castalia psammoica
Margaron (Unio) pulcher (Lea) = Cambarunio taeniatus
Margaron (Unio) pullus (Con.) = Toxolasma pullus
Margaron (Unio) pulvinulus (Lea) = Pleurobema rubellum
Margaron (Unio) pumilis [sic] Lea. Chenu = Fusconaia masoni
Margaron (Unio) purpuratus (Lam.) = Potamilus purpuratus
+ Mya ventricosa Humphrey, 1797
+ Unio ater Lea, 1829
+ Unio lugubris Say, 1832
+ Unio poulsoni Conrad, 1834
Margaron (Unio) pusillus (Lea) = Elliptio congaraea
Margaron (Unio) pustulatus (Lea) = Pustulosa nodulata
+ Unio undulatus Lea, 1852
Margaron (Unio) pustulosus (Lea) = Pustulosa pustulosa
+ Unio verrucosa Valenciennes, 1827
+ Unio verrucosus albus Say of Authors
+ Unio bullatus ‘Rafinesque’ of Authors
Margaron (Unio) pygmæus (Lea) = Platynaias subviridis
Margaron (Unio) pyramidatus (Lea) = Pleurobema sintoxia
+ Obliquaria rubra Rafinesque, 1820
+ Unio mytiloides Conrad, 1836
+ Unio cardiacea Deshayes, 1839
Margaron (Unio) radiatus (Lam.) = Cambarunio iris
+ Unio radiatus De Kay, 1843
+ Mya radiata Gmelin, 1791
+ Unio radiatus Barnes, 1823
+ Unio virginiana Lamarck, 1819
+ Unio oblongatus Wood, 1828
+ Mya pictorum tenuis Martini & Chemnitz, 1782
Margaron (Unio) radiatus (Lam.) = Atlanticoncha ochracea
Margaron (Unio) radiatus (Lam.) = Lampsilis radiata
Margaron (Unio) radiatus (Lam.) = Lampsilis cariosa
Margaron (Unio) radiatus (Lam.) = Elliptio complanata
Margaron (Unio) rajahensis (Lea) = Parreysia rajahensis
Margaron (Unio) rangianus (Lea) = Epioblasma torulosa
+ Unio gibbosus Küst. of Authors
Margaron (Unio) rangianus (Lea) = Epioblasma rangiana
Margaron (Unio) ravenelianus (Lea) = Pleurobema oviforme
+ Unio rudis Conrad, 1837
Margaron (Unio) rectus (Lam.) = Ligumia recta
+ Unio praelongus Barnes, 1823
+ Unio sageri Conrad, 1836
Margaron (Unio) reeveianus (Lea) = Lampsilis reeveiana
Margaron (Unio) regularis (Lea) = Cambarunio iris
Margaron (Unio) retusus (Lam.) = Obovaria retusa
+ Obovaria torsa Rafinesque, 1820
+ Unio torsus Potiez & Michaud, 1844
+ Unio obtusa Cuvier, 1817
+ Unio cordatus Küster, 1852
Margaron (Unio) rhombeus (Wag.) = Diplodon rhombeus
Margaron (Unio) roanokensis (Lea) = Elliptio roanokensis
Margaron (Unio) rotundatus (Lam.) = Glebula rotundata
+ Unio suborbiculata Lamarck, 1819
+ Unio glebulus Say, 1831
+ Unio subglobosus Lea, 1834
Margaron (Unio) rubellus (Con.) = Pleurobema rubellum
Margaron (Unio) rubiginosus (Lea) = Fusconaia flava
+ Unio flavus Conrad, 1837
+ Unio cerinus Conrad, 1838
Margaron (Unio) rubiginosus (Lea) = Fusconaia cerina
Margaron (Unio) rufusculus (Lea) = Elliptio congaraea
Margaron (Unio) rumphianus (Lea) = Quadrula quadrula
Margaron (Unio) sagittiformis (Lea) = Parvaspina lanceolata
Margaron (Unio) sapotalensis (Lea) = Actinonaias sapotalensis
Margaron (Unio) satur (Lea) = Lampsilis satura
Margaron (Unio) saxeus (Con.) = Leaunio lienosus
Margaron (Unio) schoolcraftensis (Lea) = Pustulosa pustulosa
+ Unio prasinus Conrad, 1834
+ Unio nodiferus Conrad, 1841
Margaron (Unio) securis (Lea) = Ellipsaria lineolata
+ Obliquaria (Plagiola) depressa Rafinesque, 1820
+ Unio lineolatus ‘Rafinesque’ of Authors
Margaron (Unio) semigranosus (v. d. Busch. Phili.) = Psoronaias semigranosa
Margaron (Unio) shepardianus (Lea) = Elliptio shepardiana
Margaron (Unio) simplex (Lea) = Ptychobranchus greenii
Margaron (Unio) simus (Lea) = Cambarunio simus
Margaron (Unio) sloatianus (Lea) = Elliptoideus sloatianus
+ Unio plectophorus Conrad, 1849
Margaron (Unio) smithii (Gray) = Diplodon chilensis
Margaron (Unio) solidus (Lea) = Pleurobema sintoxia
Margaron (Unio) sordidus (Lea) = Elliptio congaraea
Margaron (Unio) sowerbianus (Lea) = Epioblasma haysiana
Margaron (Unio) sparsus (Lea) = Theliderma sparsa
Margaron (Unio) spatulatus (Lea) = Venustaconcha ellipsiformis
Margaron (Unio) spinosus (Lea) = Elliptio spinosa
Margaron (Unio) splendidus (Lea) = Lampsilis splendida
Margaron (Unio) stagnalis (Con.) = Villosa delumbis
+ Unio ogeecheensis Conrad, 1849
Margaron (Unio) stagnalis (Con.) = Villosa vibex
Margaron (Unio) stapes (Lea) = Theliderma stapes
Margaron (Unio) stewardsonii (Lea) = Epioblasma stewardsonii
Margaron (Unio) stonensis (Lea) = Eurynia dilatata
Margaron (Unio) stramineus (Con.) = Lampsilis straminea
Margaron (Unio) strictus [sic] (Lea) = Pleurobema pyriforme
Margaron (Unio) strigosus (Lea) = Elliptio arctata
Margaron (Unio) subangulatus (Lea) = Hamiota subangulata
Margaron (Unio) subovatus (Lea) = Lampsilis cardium
Margaron (Unio) subplanus (Con.) = Fusconaia masoni
Margaron (Unio) subrotundus (Lea) = Fusconaia subrotunda
+ Unio politus Conrad, 1837
+ Unio brevialis Crouch, 1827
Margaron (Unio) subtentus (Say) = Ptychobranchus subtentus
Margaron (Unio) succissus (Lea) = Pustulosa succissa
Margaron (Unio) sulcatus (Lea) = Epioblasma obliquata
+ Unio ridibundus Say, 1829
Margaron (Unio) superbus (Lea) = Physunio superbus
Margaron (Unio) symmetricus (Lea) = Uniomerus tetralasmus
Margaron (Unio) taitianus (Lea) = Pleurobema taitianum
Margaron (Unio) tampicoensis (Lea) = Mesonaias tampicoensis
Margaron (Unio) tappanianus (Lea) = Platynaias subviridis
+ Unio viridis Conrad, 1835
Margaron (Unio) tecomatensis (Lea) = Mesonaias tampicoensis
Margaron (Unio) tener (Lea) = Cambarunio iris
Margaron (Unio) tenerus (Rav.) = Lampsilis radiata
+ Unio tenebrosus Conrad, 1834
Margaron (Unio) tenerus (Rav.) = Villosa delumbis
Margaron (Unio) tennesseensis (Lea) = Cambarunio taeniatus
Margaron (Unio) tenuissimus (Lea) = Potamilus leptodon
+ Anodon purpurascens Swainson, 1823
+ Unio velum Say, 1829
+ Unio leptodon Conrad, 1836
+ Unio planus Conrad, 1836
Margaron (Unio) tetralasmus (Say) = Uniomerus tetralasmus
Margaron (Unio) tigris Fer. = Unio tigridis
Margaron (Unio) tortivus (Lea) = Elliptio arctata
Margaron (Unio) trapezoides (Lea) = Plectomerus dombeyanus
+ Unio crassidens Lamarck, 1819
+ Unio interruptus Say, 1831
Margaron (Unio) triangularis (Bar.) = Epioblasma triquetra
+ Unio formosus Lea, 1831
+ Unio cuneatus Swainson, 1823
Margaron (Unio) trigonus (Lea) = Fusconaia flava
Margaron (Unio) troostensis (Lea) = Venustaconcha troostensis
+ Unio trabalis Conrad, 1834
Margaron (Unio) troostensis (Lea) = Venustaconcha trabalis
Margaron (Unio) troschelianus (Lea) = Pleurobema georgianum
Margaron (Unio) trossulus (Lea) = Villosa amygdalum
Margaron (Unio) truncatus (Swain.) = Unio tigridis
Margaron (Unio) tuberculatus (Bar.) = Quadrula verrucosa
+ Unio (Theliderma) pustulata Swainson, 1840
Margaron (Unio) tuberosus (Lea) = Theliderma metanevra
Margaron (Unio) tumescens (Lea) = Pleuronaia barnesiana
Margaron (Unio) tumidus (Retz.) = Unio nanus
+ Mya ovalis Montagu, 1803
+ Mytilus angustior Lister, 1685
+ Mya ovata Donovan, 1802
+ Mya depressa Donovan, 1801
+ Mysca solida Turton, 1822
+ Unio nodulosa Lamarck, 1819
+ Unio michaudiana Des Moulins, 1833
+ Unio ovatus Studer, 1820
+ Unio rostratus Studer, 1820
+ Unio limaniae Dupuy, 1852
Margaron (Unio) tumidus (Retz.) = Unio pictorum
Margaron (Unio) tumidus (Retz.) = Unio tumidus
Margaron (Unio) tuomeyi (Lea) = Elliptio icterina
Margaron (Unio) turgidus (Lea) = Pustulosa pustulosa
+ Unio mortoni Conrad, 1835
Margaron (Unio) undulatus (Barnes) = Amblema plicata
+ Unio undulata Valenciennes, 1827
+ Unio costatus ‘Rafinesque’ of Authors
+ Amblema costata Rafinesque, 1820
Margaron (Unio) undulatus (Barnes) = Megalonaias nervosa
Margaron (Unio) unicolor (Lea) = Obovaria unicolor
Margaron (Unio) utriculus (Lea) = Fusconaia masoni
Margaron (Unio) vanuxemensis (Lea) = Leaunio vanuxemensis
Margaron (Unio) variabilis (Mat.) = Diplodon rotundus
+ Diplodon rotundus Spix in Wagner, 1827
Margaron (Unio) variabilis (Mat.) = Diplodon variabilis
Margaron (Unio) varicosus (Lea) = Plethobasus cicatricosus
+ Unio cicatricosus Say, 1829
Margaron (Unio) vaughanianus (Lea) = Sagittunio vaughanianus
+ Unio carolinensis Lea, 1836
Margaron (Unio) vaughanianus (Lea) = Villosa delumbis
Margaron (Unio) ventricosus (Bar.) = Lampsilis cardium
+ Unio radiatus Hildreth, 1828
Margaron (Unio) venustus (Lea) = Venustaconcha ellipsiformis
Margaron (Unio) verrucosus (Bar.) = Cyclonaias tuberculata
+ Obliquaria (Rotundaria) tuberculata Rafinesque, 1820
+ Unio tuberculosus Valenciennes, 1827
+ Unio verrucosus purpureus Hildreth, 1828
Margaron (Unio) vibex (Con.) = Villosa vibex
Margaron (Unio) watereensis (Lea) = Elliptio icterina
+ Unio raveneli Conrad, 1834
Margaron (Unio) whiteianus (Lea) = Elliptio icterina
Margaron (Unio) zeiglerianus (Lea) = Cambarunio iris
Margaron (Unio) zigzag (Lea) = Truncilla donaciformis
Platiris (Iridina) exotica (Lam.) = Mutela dubia
+ Iridina striata Swainson, 1823
+ Iridina elongata G.B. Sowerby, 1821
Platiris (Iridina) leaii Sow. = Pleiodon ovatus
Platiris (Iridina) ovata (Swain.) = Pleiodon ovatus
+ Pleiodon macmurtriei Conrad, 1834
+ Iridina exotica Children, 1823
Platiris (Mycetopus) siliquosus (d’Orb.) = Mycetopoda siliquosa
+ Anodon siliquosus var. pygmaeum Spix in Wagner, 1827
+ Anodon longinus Spix in Wagner, 1827
Platiris (Mycetopus) soleniformis (d’Orb.) = Mycetopoda soleniformis
Platiris (Mycetopus) ventricosus (d’Orb.) = Mycetopoda siliquosa
Platiris (Spatha) cælestis [sic] (Lea) = Mutela rostrata
+ Iridina rostrata Rang, 1835
Platiris (Spatha) dubia (Gmel.) = Mutela dubia
+ Iridina nilotica Cailliaud, 1823
+ Mutela oudnoei Koenig, 1826
+ Iridina gracilis ‘Parreyss in collectionibus’ Martens, 1866
+ Iridina mutel Rang, 1835
Platiris (Spatha) dubia (Gmel.) = Mutela rostrata
Platiris (Spatha) rubens “Lea” = Chambardia rubens
+ Anodonta rubens Cailliaud, 1823
+ Iridina arenata ‘Caill. Pot.’ of Authors
+ Anodonta obtusa ‘Potier and Mich.’ of Authors
+ Anodon clappertoni Koenig, 1826
Platiris (Spatha) wahlbergi (Krauss) = Chambardia wahlbergi