Lea, I. 1838. A Synopsis of the Family of Naïades (2nd ed.). 44 pp. Available electronically.
Margarita (Anodonta) abyssina Mort.
Margarita (Anodonta) angulata Lea = Gonidea angulata
Margarita (Anodonta) anserina Spix = Anodontites trapesialis
Margarita (Anodonta) arcuata Fer.
Margarita (Anodonta) benedictensis Lea = Pyganodon grandis
Margarita (Anodonta) blainvilliana Lea = Leila blainvilliana
+ Iridina trapezialis d’Orbigny, 1835
Margarita (Anodonta) buchanensis Lea = Anodontoides ferussacianus
Margarita (Anodonta) chaiziana Rang = Aspatharia chaiziana
Margarita (Anodonta) crassa Swain. = Anodontites patagonica
Margarita (Anodonta) crispata Lam. = Anodontites crispata
Margarita (Anodonta) cygneus Drap. Lam. Crouch. Blain. Pfeif. Turt. Des Moul. Flem. Grat. Bouil. = Atlanticoncha ochracea
+ Mytilus cygneus Schröter, 1779
+ Anodonta cygnea Draparnaud, 1806
+ Mytilus cygneus Maton & Rackett, 1807
+ Mytilus anatinus Linnaeus, 1758
+ 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
+ Anodonta anatina Draparnaud, 1806
+ Anodonta sulcata Lamarck, 1819
+ Anodonta dentiens Menke, 1828
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Margarita (Anodonta) cygneus Drap. Lam. Crouch. Blain. Pfeif. Turt. Des Moul. Flem. Grat. Bouil. = Anodonta cygnea
Margarita (Anodonta) cygneus Drap. Lam. Crouch. Blain. Pfeif. Turt. Des Moul. Flem. Grat. Bouil. = Anodonta anatina
Margarita (Anodonta) cygneus Drap. Lam. Crouch. Blain. Pfeif. Turt. Des Moul. Flem. Grat. Bouil. = Pseudanodonta complanata
Margarita (Anodonta) cygneus Drap. Lam. Crouch. Blain. Pfeif. Turt. Des Moul. Flem. Grat. Bouil. = Utterbackiana implicata
Margarita (Anodonta) cylindracea Lea = Anodontites cylindracea
Margarita (Anodonta) decora Lea = Pyganodon grandis
Margarita (Anodonta) edentula Lea = Strophitus undulatus
+ Anodon areolatus Swainson, 1829
Margarita (Anodonta) elongata Swain. = Anodontites elongata
Margarita (Anodonta) ensiformis Spix. D’Orb. = Lamproscapha ensiformis
Margarita (Anodonta) esula Jan. = Leila esula
Margarita (Anodonta) exilis Lea = Pilsbryoconcha exilis
Margarita (Anodonta) ferussaciana Lea = Anodontoides ferussacianus
Margarita (Anodonta) fluviatilis Lea = Pyganodon fragilis
+ Mytilus illitus Lightfoot, 1786
+ Anodonta cataracta Say, 1817
+ Anodonta marginata Say, 1817
+ Anodonta implicata Say, 1829
+ Anodonta teres Conrad, 1834
Margarita (Anodonta) fluviatilis Lea = Pyganodon cataracta
Margarita (Anodonta) fluviatilis Lea = Utterbackiana implicata
Margarita (Anodonta) fragilis Lam. = Pyganodon fragilis
Margarita (Anodonta) georginæ Gray = Anodontites trigona
Margarita (Anodonta) gibbosa Say = Pyganodon grandis
+ Anodonta inflata Lea, 1836
Margarita (Anodonta) gibbosa Say = Pyganodon gibbosa
Margarita (Anodonta) gigantea Lea = Pyganodon grandis
Margarita (Anodonta) glauca Valen. = Anodontites trapesialis
Margarita (Anodonta) grandis Say. Lesueur = Pyganodon grandis
+ Anodonta corpulenta Cooper, 1834
Margarita (Anodonta) incerta Lea = Utterbackia imbecillis
+ Anodonta imbecillis Say, 1829
Margarita (Anodonta) lato-marginata Lea. D’Orb. = Anodontites patagonica
+ Anodon trapezeus Spix in Wagner, 1827
+ Anodon rotundus Spix in Wagner, 1827
Margarita (Anodonta) lato-marginata Lea. D’Orb. = Anodontites trapezea
Margarita (Anodonta) limnoica D’Orb. = Anodontites trigona
Margarita (Anodonta) magnifica Lea = Sinanodonta woodiana
Margarita (Anodonta) mortoniana Lea = Anodontites trigona
+ Unio (Anodontes) chiquitana d’Orbigny, 1835
Margarita (Anodonta) mortoniana Lea = Anodontites patagonica
Margarita (Anodonta) newtonensis Lea = Utterbackiana implicata
Margarita (Anodonta) nuttalliana Lea = Anodonta nuttalliana
Margarita (Anodonta) obtusa Spix = Anodontites obtusa
+ Anodon obtusus var. lituratum Spix in Wagner, 1827
Margarita (Anodonta) oregonensis Lea = Anodonta oregonensis
Margarita (Anodonta) ovata Lea = Pyganodon grandis
Margarita (Anodonta) parishii Gray = Leila blainvilliana
Margarita (Anodonta) patagonica Lam. = Anodontites patagonica
Margarita (Anodonta) pavonia Lea = Strophitus undulatus
Margarita (Anodonta) pepiniana Lea = Pyganodon grandis
Margarita (Anodonta) plana Lea = Pyganodon grandis
+ Anodonta declivis Conrad, 1834
Margarita (Anodonta) porcifer Gray = Anodontites patagonica
Margarita (Anodonta) purpurea Valen. = Simpsonella burroughiana
Margarita (Anodonta) salmonia Lea = Pyganodon grandis
Margarita (Anodonta) sinuosa Lam. = Anodontites trapesialis
Margarita (Anodonta) sirionos D’Orb. = Anodontites patagonica
Margarita (Anodonta) soleniformis D’Orb. = Anodontites solenidea
Margarita (Anodonta) spixii D’Orb. = Anodontites trapezea
Margarita (Anodonta) stewartiana Lea = Pyganodon grandis
Margarita (Anodonta) subcylindracea Lea = Anodontoides ferussacianus
Margarita (Anodonta) suborbiculata Say = Utterbackiana suborbiculata
Margarita (Anodonta) subvexa Con. = Pseudodontoideus subvexus
Margarita (Anodonta) tenebricosa Lea. D’Orb. = Anodontites tenebricosa
Margarita (Anodonta) trapezialis [sic] Lam. = Anodontites trapesialis
+ Anodonta exotica Lamarck, 1819
+ Anodon giganteus Spix in Wagner, 1827
+ Anodon penicillatus Gray, 1834
+ Anodon susannae Gray in Griffith & Pidgeon, 1833
+ Anodon radiatus Spix in Wagner, 1827
Margarita (Anodonta) trapezialis [sic] Lam. = Leila esula
Margarita (Anodonta) trigona Spix = Anodontites trigona
Margarita (Anodonta) undulata Say = Strophitus undulatus
+ Anodon rugosus Swainson, 1822
+ Anodonta pensylvanica Lamarck, 1819
Margarita (Anodonta) uniopsis Lam. = Microcondylaea bonellii
Margarita (Anodonta) wahlamatensis Lea = Anodonta nuttalliana
Margarita (Anodonta) wardiana Lea = Strophitus undulatus
+ Anodonta virgata Conrad, 1836
Margarita (Anodonta) woodiana Lea = Sinanodonta woodiana
Margarita (Dipsas) discoideus Lea = Pletholophus tenuis
+ Unio tenuis Griffith & Pidgeon, 1833
Margarita (Dipsas) plicatus Leach = Mutela dubia
+ Mytilus dubius Gmelin, 1791
+ Cristaria tuberculata Schumacher, 1817
+ Anodonta dipsas Blainville, 1825
+ Symphynota bialata Lea, 1829
Margarita (Dipsas) plicatus Leach = Cristaria plicata
Margarita (Margaritana) arcula Lea = Alasmidonta arcula
Margarita (Margaritana) bonellii Lea = Microcondylaea bonellii
+ Unio depressa C. Pfeiffer, 1825
+ Alasmodonta compressa Menke, 1830
Margarita (Margaritana) calceola Lea = Sulcularia viridis
+ Alasmodonta truncata Conrad, 1834
Margarita (Margaritana) complanata Lea = Pterosyna complanata
Margarita (Margaritana) confragosa Lea = Arcidens confragosus
Margarita (Margaritana) corrientesensis Lea = Monocondylaea corrientesensis
Margarita (Margaritana) deltoidea Lea = Sulcularia viridis
Margarita (Margaritana) fabula Lea = Pegias fabula
Margarita (Margaritana) fossiculifera Lea = Fossula fossiculifera
Margarita (Margaritana) franciscana Mori. = Monocondylaea franciscana
Margarita (Margaritana) guarayana Lea = Monocondylaea guarayana
Margarita (Margaritana) holstonia Lea = Alasminota holstonia
Margarita (Margaritana) margaritifera Lea = Margaritifera margaritifera
+ Margaritana fluviatilis Schumacher, 1817
+ Unio elongata Lamarck, 1819
+ Unio sinuata C. Pfeiffer, 1825
+ Unio roissyi Michaud, 1831
+ Unio rivalis Lea, 1836
+ Alasmodonta arcuata Barnes, 1823
Margarita (Margaritana) marginata Lea = Alasmidonta varicosa
+ Alasmodonta truncata ‘Say, in lit.’ of Authors
+ Unio cariosa Lamarck, 1819
+ Unio varicosa Lamarck, 1819
+ Unio rugulosus Wood, 1828
Margarita (Margaritana) marginata Lea = Alasmidonta marginata
Margarita (Margaritana) minuana Lea = Monocondylaea minuana
Margarita (Margaritana) paraguayana Lea = Monocondylaea paraguayana
Margarita (Margaritana) parchappii Lea = Monocondylaea parchappii
Margarita (Margaritana) radiata Lea = Strophitus radiatus
Margarita (Margaritana) raveneliana Lea = Alasmidonta raveneliana
Margarita (Margaritana) undulata Say = Alasmidonta undulata
+ Alasmodonta sculptilis Say, 1829
+ Unio hians Valenciennes, 1827
+ Unio glabratus G.B. Sowerby, 1821
Margarita (Unio) acutissimus Lea = Medionidus acutissimus
Margarita (Unio) aesopus Green = Plethobasus cyphyus
+ Unio cicatricosus Conrad, 1834
Margarita (Unio) alatus Say = Potamilus alatus
Margarita (Unio) altilis Con. = Hamiota altilis
Margarita (Unio) ambiguus Lea = Castalia ambigua
+ Unio ambiguus G.B. Sowerby, 1821
+ Unio ambigua Blainville, 1825
+ Castalia ambigua Wood, 1828
+ Tetraplodon pectinatus Spix in Wagner, 1827
+ Castalia quadrilatera d’Orbigny, 1835
+ Castalia inflata d’Orbigny, 1835
Margarita (Unio) ambiguus Lea = Castalia inflata
Margarita (Unio) ambiguus Lea = Castalia multisulcata
Margarita (Unio) angulatus Lea = Prisodon syrmatophorus
+ Hyria corrugata Lamarck, 1819
+ Unio corrugata Blainville, 1825
+ Triplodon rugosus Spix in Wagner, 1827
+ Paxyodon ponderosus Schumacher, 1817
Margarita (Unio) angulatus Lea = Triplodon corrugatus
Margarita (Unio) angustatus Lea = Elliptio angustata
Margarita (Unio) angustus Lam.
Margarita (Unio) anodontoides Lea = Lampsilis teres
+ Unio (Eurynia) teres Rafinesque, 1820
+ Unio teres ‘Rafinesque’ of Authors
Margarita (Unio) apiculatus Say = Quadrula quadrula
Margarita (Unio) arcæformis Lea = Epioblasma arcaeformis
+ Unio nexus Say, 1831
Margarita (Unio) arctatus Con. = Elliptio arctata
Margarita (Unio) arctior Lea = Eurynia dilatata
Margarita (Unio) arcus Con. = Elliptio arca
Margarita (Unio) asper Lea = Quadrula quadrula
Margarita (Unio) asperrimus Lea = Quadrula quadrula
+ Unio quadrulus ‘Rafinesque’ of Authors
Margarita (Unio) atratus Lea = Diplodon chilensis
+ Unio fragilis Reeve, 1865
Margarita (Unio) atratus Lea = Potamilus fragilis
Margarita (Unio) auratus Lea = Hyridella australis
+ Unio obtusa d’Orbigny, 1835
+ Unio depressa Lesson, 1830
Margarita (Unio) auratus Lea = Diplodon chilensis
Margarita (Unio) australis Lam. = Hyridella australis
Margarita (Unio) barnesianus Lea = Pleuronaia barnesiana
Margarita (Unio) batava Lam. Pfeif. Flem. = Unio nanus
+ Mya pictorum Gmelin, 1791
+ Mya ovalis Lightfoot, 1786
+ 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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Margarita (Unio) batava Lam. Pfeif. Flem. = Unio crassus
Margarita (Unio) bengalensis Lea = Simpsonella burroughiana
Margarita (Unio) bilineatus Lea. Ben. = Lamellidens marginalis
Margarita (Unio) blandingianus Lea = Uniomerus carolinianus
Margarita (Unio) brevidens Lea = Epioblasma brevidens
Margarita (Unio) brownianus Lea = Prisodon syrmatophorus
Margarita (Unio) burroughianus Lea. D’Orb. = Diplodon burroughianus
Margarita (Unio) cailliaudii Fer. = Nitia teretiuscula
Margarita (Unio) camelus Lea = Ptychobranchus fasciolaris
Margarita (Unio) camptodon Say = Uniomerus tetralasmus
+ Unio declivis Conrad, 1836
Margarita (Unio) capsæformis Lea = Epioblasma capsaeformis
Margarita (Unio) carbonarius Lea = Sphenonaias plexus
Margarita (Unio) cariosus Say. Bar. = Lampsilis cariosa
Margarita (Unio) castaneus Lea = Obovaria arkansasensis
Margarita (Unio) charruanus d’Orb. = Diplodon charruanus
Margarita (Unio) childreni Gray = Diplodon chilensis
Margarita (Unio) circulus Lea. Eat. = Obovaria subrotunda
+ Unio rotundus Wood, 1828
Margarita (Unio) claibornensis Lea = Lampsilis straminea
Margarita (Unio) clavus Lam. Con. = Pleurobema clava
+ Unio clavus Conrad, 1835
+ Obliquaria (Scalenaria) scalenia Rafinesque, 1820
+ Unio modioliformis ‘Say’ of Authors
Margarita (Unio) coccineus Lea = Pleurobema sintoxia
+ Unio coccineus Conrad, 1836
+ Unio catillus Conrad, 1836
Margarita (Unio) cœlatus Con. = Lemiox rimosus
Margarita (Unio) cœruleus [sic] Lea. Ben. = Indonaia caerulea
Margarita (Unio) complanatus Lea = Elliptio complanata
+ 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 rigidus Wood, 1828
Margarita (Unio) compressa Lea = Platynaias compressa
Margarita (Unio) confertus Lea = Elliptio icterina
Margarita (Unio) congaræus Lea = Elliptio congaraea
Margarita (Unio) conradicus Lea = Medionidus conradicus
Margarita (Unio) contradens Lea = Lens contradens
Margarita (Unio) cooperianus Lea = Plethobasus cooperianus
Margarita (Unio) cor Con. = Fusconaia cor
Margarita (Unio) cornutus Bar. = Obliquaria reflexa
+ Obliquaria (Quadrula) reflexa Rafinesque, 1820
Margarita (Unio) corrianus Lea = Lamellidens corrianus
Margarita (Unio) corrugata Lam. = Indonaia rugosa
+ Unio corrugata Bruguière, 1797
+ Mya rugosa Gmelin, 1791
+ Mya nodosa Gmelin, 1791
+ Mya spuria Gmelin, 1791
+ Unio spuria Lamarck, 1819
+ Mya spuria Wood, 1825
+ Unio triradiata Lea, 1836
Margarita (Unio) corrugata Lam. = Unio pictorum
Margarita (Unio) corrugata Lam. = Parreysia corrugata
Margarita (Unio) crassidens Lam. = Elliptio crassidens
+ Unio cuneatus Barnes, 1823
+ Unio niger Conrad, 1836
+ Unio (Elliptio) nigra Rafinesque, 1820
Margarita (Unio) crassissimus Fer. Des Moul. Grat. = Pseudunio auricularius
+ Unio auricularius Spengler, 1793
+ Unio margaritifera Draparnaud, 1801
+ Unio sinuata Lamarck, 1819
+ Unio rugosa Poiret, 1801
Margarita (Unio) crassus Say. Bar. = Ortmanniana ligamentina
+ Unio crassus Barnes, 1823
+ Unio ellipticus Barnes, 1823
+ Unio carinatus Barnes, 1823
+ Unio ligamentina Lamarck, 1819
+ Mya gravis Wood, 1828
+ Unio fasciatus Conrad, 1835
Margarita (Unio) crassus Say. Bar. = Amblema plicata
Margarita (Unio) creperus Lea = Cambarunio iris
Margarita (Unio) cumberlandianus Lea = Cambarunio simus
Margarita (Unio) cuprinus Lea = Popenaias metallica
+ Unio metallicus Say, 1831
Margarita (Unio) cylindricus Say. Eat. Hild. = Theliderma cylindrica
+ Unio naviformis Lamarck, 1819
Margarita (Unio) decisus Lea. Con. = Pleurobema decisum
Margarita (Unio) declivis Say = Uniomerus declivis
+ Unio geometricus Lea, 1834
Margarita (Unio) dehiscens Say = Hemistena lata
+ Unio oriens Lea, 1831
Margarita (Unio) delodontus Lam. = Diplodon delodontus
+ Unio lacteolus Lea, 1834
Margarita (Unio) depressus Lam. D’Orb. = Hyridella depressa
Margarita (Unio) discus Lea = Disconaias disca
Margarita (Unio) divaricatus Lea = Diplodon delodontus
Margarita (Unio) dolabræformis Lea = Lampsilis dolabraeformis
Margarita (Unio) donaciformis Lea = Truncilla donaciformis
Margarita (Unio) dorfeuillianus Lea = Pustulosa pustulosa
Margarita (Unio) dromas Lea = Dromus dromas
Margarita (Unio) ebenus Lea = Reginaia ebenus
Margarita (Unio) egyptiacus Caill. Fer. = Coelatura aegyptiaca
Margarita (Unio) elegans Lea = Truncilla truncata
Margarita (Unio) ellipsis Lea. Eat. = Obovaria olivaria
+ Unio brevialis G.B. Sowerby, 1821
Margarita (Unio) elongatus [sic] Pfeif. = Unio elongatulus
Margarita (Unio) emarginatus Lea = Unio mancus
Margarita (Unio) faba d’Orb. = Diplodon charruanus
Margarita (Unio) fabalis Lea = Paetulunio fabalis
+ Unio capillus Say, 1831
+ Unio lapillus Say, 1831
Margarita (Unio) fisherianus Lea = Elliptio fisheriana
Margarita (Unio) foliatus Hild. = Epioblasma flexuosa
+ Obliquaria (Quadrula) flexuosa Rafinesque, 1820
+ Unio flexuosus ‘Rafinesque’ of Authors
Margarita (Unio) folliculatus Lea = Elliptio folliculata
Margarita (Unio) fragosus Con. = Quadrula fragosa
Margarita (Unio) fulvus Lea = Elliptio congaraea
+ Unio icterinus Conrad, 1834
Margarita (Unio) fulvus Lea = Elliptio icterina
Margarita (Unio) gibber Lea = Pleuronaia gibber
Margarita (Unio) gibbosus Bar. Eat. Hild. = Eurynia dilatata
+ Unio mucronatus Barnes, 1823
+ Unio nasuta Lamarck, 1819
+ Unio (Eurynia) dilatata Rafinesque, 1820
+ Unio dilatatus ‘Rafinesque’ of Authors
Margarita (Unio) gigas Lea = Pterosyna complanata
Margarita (Unio) glaber Lea = Cambarunio iris
Margarita (Unio) glans Lea = Toxolasma lividum
Margarita (Unio) globosus Lea = Potamilus capax
+ Unio capax Green, 1832
Margarita (Unio) gracilis Barnes. Hild. = Potamilus fragilis
+ Unio planus Barnes, 1823
+ Unio fragilis ‘Rafinesque’ of Authors
Margarita (Unio) graniferus Lea = Cyclonaias tuberculata
Margarita (Unio) granosus Brug. Lam. = Diplodon granosus
Margarita (Unio) grayanus Lea = Lanceolaria grayii
Margarita (Unio) greenii Con. = Ptychobranchus greenii
Margarita (Unio) griffithianus Lea = Elliptio complanata
Margarita (Unio) haysianus Lea = Epioblasma haysiana
Margarita (Unio) heterodon Lea = Prolasmidonta heterodon
Margarita (Unio) hildrethianus Lea = Simpsonaias ambigua
+ Alasmodonta ambigua Say, 1825
Margarita (Unio) hopetonensis Lea = Elliptio hopetonensis
Margarita (Unio) hydianus Lea = Lampsilis hydiana
Margarita (Unio) inflatus Lea = Potamilus inflatus
Margarita (Unio) infucatus Con. = Pustulosa infucata
Margarita (Unio) interruptus Lea = Cambarunio taeniatus
Margarita (Unio) iris Lea = Cambarunio iris
+ Unio nebulosus Conrad, 1834
Margarita (Unio) iris Lea = Cambarunio nebulosus
Margarita (Unio) irroratus Lea. Eaton = Cyprogenia stegaria
+ Unio verrucosus albus Hildreth, 1828
Margarita (Unio) jayensis Lea = Elliptio jayensis
Margarita (Unio) jejunus Lea = Elliptio complanata
Margarita (Unio) katherinæ Lea = Pterosyna complanata
Margarita (Unio) kirklandianus [sic] Lea = Fusconaia subrotunda
Margarita (Unio) lacrymosus Lea = Quadrula quadrula
Margarita (Unio) lamellatus Lea = Lamellidens lamellatus
Margarita (Unio) lanceolatus Lea = Parvaspina lanceolata
Margarita (Unio) lævissimus Lea = Potamilus ohiensis
Margarita (Unio) leaii Gray = Lamprotula leaii
Margarita (Unio) lecontianus Lea = Elliptio congaraea
Margarita (Unio) lens Lea = Obovaria subrotunda
Margarita (Unio) lienosus Con. = Leaunio lienosus
Margarita (Unio) litoralis [sic] Lam. Pfeif. Des Moul. Grat. = Potomida littoralis
+ Unio litoralis Pfeiffer, 1821
+ Unio crassus Philipsson in Retzius, 1788
+ Unio crassus Nilsson, 1822
+ Unio rhomboideus Moquin-Tandon, 1855
+ 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
+ Mya ovata Donovan, 1802
+ Mya depressa Donovan, 1801
Margarita (Unio) litoralis [sic] Lam. Pfeif. Des Moul. Grat. = Potomida semirugata
Margarita (Unio) litoralis [sic] Lam. Pfeif. Des Moul. Grat. = Unio nanus
Margarita (Unio) litoralis [sic] Lam. Pfeif. Des Moul. Grat. = Unio tumidus
Margarita (Unio) litoralis [sic] Lam. Pfeif. Des Moul. Grat. = Unio crassus
Margarita (Unio) lugubris Lea = Elliptio icterina
Margarita (Unio) luteolus Lam. = Lampsilis radiata
+ Unio siliquoideus Barnes, 1823
+ Unio inflatus Barnes, 1823
Margarita (Unio) luteolus Lam. = Lampsilis siliquoidea
Margarita (Unio) maculatus Con. = Pleuronaia dolabelloides
Margarita (Unio) marginalis Lam. = Lamellidens marginalis
+ Unio anodontina Lamarck, 1819
Margarita (Unio) masoni Con. = Fusconaia masoni
Margarita (Unio) medellinus Lea = Actinonaias medellina
Margarita (Unio) membranacea Lea = Diplodon variabilis
+ Unio matoniana d’Orbigny, 1835
Margarita (Unio) menkianus Lea = Cambarunio taeniatus
Margarita (Unio) metanever Lea = Quadrula quadrula
+ Unio nodosus Barnes, 1823
+ Unio rugosus Barnes, 1823
Margarita (Unio) metanever Lea = Theliderma metanevra
Margarita (Unio) modestus Fer. = Diplodon paulistus
Margarita (Unio) modioliformis Lea = Villosa delumbis
+ Unio delumbis Conrad, 1834
Margarita (Unio) modioliformis Lea = Villosa vibex
Margarita (Unio) monodontus Say. Eat. = Cumberlandia monodonta
+ Unio soleniformis Lea, 1831
Margarita (Unio) mühlfeldianus Lea = Cambarunio dactylus
Margarita (Unio) multiplicatus Lea = Megalonaias nervosa
+ Unio heros Say, 1829
+ Unio undulatus Say, 1831
Margarita (Unio) multiradiatus Lea = Hamiota subangulata
+ Lampsilis fasciola Rafinesque, 1820
+ Unio fasciolus Conrad, 1853
+ Unio ligamentinus Deshayes, 1835
Margarita (Unio) multiradiatus Lea = Lampsilis fasciola
Margarita (Unio) multistriatus Lea. D’Orb. = Diplodon multistriatus
+ Diplodon ellipticum Spix in Wagner, 1827
Margarita (Unio) multistriatus Lea. D’Orb. = Diplodon ellipticus
Margarita (Unio) murchisonianus Lea = Nodularia douglasiae
+ Unio douglasiae Griffith & Pidgeon, 1833
Margarita (Unio) mytiloides Raf. = Pleurobema clava
+ Unio obliquus Wood, 1828
Margarita (Unio) mytiloides Raf. = Pleurobema sintoxia
Margarita (Unio) nashvillianus Lea = Sagittunio subrostratus
Margarita (Unio) nasutus Say. Barn. Swain. = Sagittunio subrostratus
+ Unio rostrata Valenciennes, 1827
+ Unio subrostratus Say, 1831
Margarita (Unio) nasutus Say. Barn. Swain. = Sagittunio nasutus
Margarita (Unio) nicklinianus Lea = Megalonaias nickliniana
Margarita (Unio) niloticus Fer. Caill. = Coelatura aegyptiaca
+ Mya pictorum ‘Forkaël’ of Authors
Margarita (Unio) nodulosus Lea = Aculamprotula nodulosa
Margarita (Unio) notatus Lea = Cambarunio simus
Margarita (Unio) novæ hollandiæ Gray = Cucumerunio novaehollandiae
Margarita (Unio) novi-eboraci Lea = Cambarunio iris
Margarita (Unio) obesus Lea = Uniomerus carolinianus
Margarita (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
Margarita (Unio) obliquus Lam. = Fusconaia flava
Margarita (Unio) obscurus Lea = Cambarunio iris
Margarita (Unio) occidens Lea = Lampsilis cardium
+ Unio ventricosus Say, 1832
Margarita (Unio) ochraceus Say. Con. = Atlanticoncha ochracea
Margarita (Unio) olivarius Lea. Ben. = Indonaia olivaria
Margarita (Unio) orbiculatus Hild. = Lampsilis abrupta
+ Unio abruptus Say, 1831
+ Unio crassus Conrad, 1836
Margarita (Unio) orbiculatus Hild. = Obovaria subrotunda
Margarita (Unio) ovalis Flem. Sow. = Unio pictorum
+ Mytilus angustior Lister, 1685
+ Mya ovata Donovan, 1802
+ Mya depressa Donovan, 1801
+ Mysca solida Turton, 1822
+ Unio nodulosa Lamarck, 1819
+ Unio tumidus Philipsson in Retzius, 1788
+ Unio michaudiana Des Moulins, 1833
+ Unio limaniae Dupuy, 1852
Margarita (Unio) ovalis Flem. Sow. = Unio tumidus
Margarita (Unio) ovatus Say. Lam. Bar. Valen. Eat. Hild. Con. = Lampsilis ovata
+ Unio ovata Lamarck, 1819
+ Unio ovata Valenciennes, 1827
+ Mya ventricosus Desh. of Authors
+ Mya subovatus Desh. of Authors
+ Mya occidens Desh. of Authors
Margarita (Unio) ovatus Say. Lam. Bar. Valen. Eat. Hild. Con. = Lampsilis cariosa
Margarita (Unio) paliatus Ravenel’s letter = Elliptio complanata
Margarita (Unio) parallelopipedon Lea. D’Orb. = Diplodon parallelopipedon
Margarita (Unio) paranensis Lea. D’Orb. = Diplodon paranensis
+ Unio solisiana d’Orbigny, 1835
Margarita (Unio) paranensis Lea. D’Orb. = Diplodon solisianus
Margarita (Unio) parvus Bar. Eat. = Toxolasma parvum
+ Unio parvus ‘Barnes’ of Authors
Margarita (Unio) parvus Bar. Eat. = Toxolasma texasiense
Margarita (Unio) patagonicus D’Orb. = Diplodon chilensis
Margarita (Unio) patulus Lea = Pleurobema clava
Margarita (Unio) pectorosus Con. = Ortmanniana pectorosa
Margarita (Unio) penitus Con. = Epioblasma penita
Margarita (Unio) perdix Lea = Ortmanniana pectorosa
Margarita (Unio) perovalis Con. = Hamiota perovalis
Margarita (Unio) perovatus Con. = Pleurobema perovatum
Margarita (Unio) perplexus Lea = Epioblasma torulosa
+ Amblema gibbosa Rafinesque, 1820
+ Unio gibbosus ‘Rafinesque’ of Authors
Margarita (Unio) personatus Say = Epioblasma personata
+ Unio capillaris Lea, 1834
Margarita (Unio) phaseolus Hild. Eat. = Ptychobranchus fasciolaris
+ Unio planulatus Lea, 1829
+ Unio cuneatus Hildreth, 1828
Margarita (Unio) phillipsii Con. = Obliquaria reflexa
Margarita (Unio) pictorum Lam. Pfeif. Drap. Blain. Crouch. Flem. Des Moul. Frat. Bouil. = Unio pictorum
+ Unio pictorum Draparnaud, 1806
+ Unio pictorum Draparnaud, 1806
+ Unio pictorum Pfeiffer, 1821
+ Mya corrugata maroccana Martini & Chemnitz, 1782
+ Mya angustata Schröter, 1779
+ Unio rostrata Lamarck, 1819
+ Unio manca Lamarck, 1819
+ Unio elongatulus Rossmässler, 1835
+ Unio turtonii Payraudeau, 1826
+ Unio capigliolo Payraudeau, 1826
+ Unio requienii Michaud, 1831
+ Unio deshayesii Michaud, 1831
+ Unio limosus Nilsson, 1822
+ Unio longirostris Rossmässler, 1836
+ Unio limovianscae Lea, 1836
Margarita (Unio) pictorum Lam. Pfeif. Drap. Blain. Crouch. Flem. Des Moul. Frat. Bouil. = Unio mancus
Margarita (Unio) pictorum Lam. Pfeif. Drap. Blain. Crouch. Flem. Des Moul. Frat. Bouil. = Unio elongatulus
Margarita (Unio) pictus Lea = Cambarunio taeniatus
Margarita (Unio) pileus Lea = Epioblasma personata
Margarita (Unio) platyrhynchus Rossmaesler [sic] = Unio pictorum
Margarita (Unio) plicatus Lesueur. Say. Bar. Eat. Hild. = Amblema plicata
+ Unio peruviana Lamarck, 1819
+ Unio rariplicata Lamarck, 1819
+ Unio dombeyana Valenciennes, 1827
+ Unio multiplicata Desh. of Authors
Margarita (Unio) plicatus Lesueur. Say. Bar. Eat. Hild. = Plectomerus dombeyanus
Margarita (Unio) pliciferus Lea = Sphenonaias plexus
Margarita (Unio) ponderosus Lea = Gibbosula crassa
+ Mya crassa Wood, 1815
Margarita (Unio) productus Con. = Elliptio producta
Margarita (Unio) pulcher Lea = Cambarunio taeniatus
Margarita (Unio) pumilis [sic] Lea = Fusconaia masoni
Margarita (Unio) purpuratus Lam. = Potamilus purpuratus
+ Mya ventricosa Humphrey, 1797
+ Unio ater Lea, 1829
+ Unio lugubris Say, 1832
+ Unio poulsoni Conrad, 1834
Margarita (Unio) pustulatus Lea = Pustulosa nodulata
Margarita (Unio) pustulosus Lea = Pustulosa pustulosa
+ Unio verrucosus albus Say of Authors
Margarita (Unio) pyramidatus Lea = Pleurobema sintoxia
+ Obliquaria rubra Rafinesque, 1820
+ Unio mytiloides Conrad, 1836
Margarita (Unio) radiatus Lam. Bar. Hild. = Lampsilis radiata
+ Unio virginiana Lamarck, 1819
+ Unio oblongatus Wood, 1828
+ Mya pictorum tenuis Martini & Chemnitz, 1782
Margarita (Unio) radiatus Lam. Bar. Hild. = Elliptio complanata
Margarita (Unio) rangianus Lea = Epioblasma rangiana
Margarita (Unio) ravenelianus Lea = Pleurobema oviforme
Margarita (Unio) rectus Lam. Eat. = Ligumia recta
+ Unio praelongus Barnes, 1823
+ Unio sageri Conrad, 1836
Margarita (Unio) retusus Lam. Con. = Obovaria retusa
+ Obovaria torsa Rafinesque, 1820
Margarita (Unio) rhombeus Wag. = Diplodon rhombeus
Margarita (Unio) roanokensis Lea = Elliptio roanokensis
Margarita (Unio) rotundatus Lam. = Glebula rotundata
+ Unio suborbiculata Lamarck, 1819
+ Unio glebulus Say, 1831
+ Unio subglobosus Lea, 1834
Margarita (Unio) rubellus Con. = Pleurobema rubellum
Margarita (Unio) rubiginosus Lea = Fusconaia flava
Margarita (Unio) schoolcraftensis Lea = Pustulosa pustulosa
+ Unio prasinus Conrad, 1834
Margarita (Unio) securis Lea. Eat. = Ellipsaria lineolata
+ Obliquaria (Plagiola) depressa Rafinesque, 1820
+ Obliquaria (Ellipsaria) ellipsaria Rafinesque, 1820
+ Obliquaria (Plagiola) lineolata Rafinesque, 1820
Margarita (Unio) shepardianus Lea = Elliptio shepardiana
Margarita (Unio) simus Lea = Cambarunio simus
Margarita (Unio) smithii Gray = Diplodon chilensis
Margarita (Unio) solidus Lea = Pleurobema sintoxia
Margarita (Unio) sowerbianus Lea = Epioblasma haysiana
Margarita (Unio) spinosus Lea = Elliptio spinosa
Margarita (Unio) splendidus Lea = Lampsilis splendida
Margarita (Unio) stapes Lea = Theliderma stapes
Margarita (Unio) stramineus Con. = Lampsilis straminea
Margarita (Unio) subovatus Lea = Lampsilis cardium
Margarita (Unio) subrotundus Lea = Fusconaia subrotunda
+ Unio politus Conrad, 1837
+ Unio brevialis Crouch, 1827
Margarita (Unio) subtentus Say. Con. = Ptychobranchus subtentus
Margarita (Unio) sulcatus Lea. Eat. Say. = Epioblasma obliquata
+ Unio ridibundus Say, 1829
Margarita (Unio) syrmatophorus Lea = Castalia ambigua
+ Hyria avicularis Lamarck, 1819
+ Hyria avicularis Lamarck, 1819
+ Hyria elongata Swainson, 1841
+ Unio caudatus Wagner, 1827
+ Prisodon obliquus Schumacher, 1817
+ Prisodon truncatus Schumacher, 1817
+ Diplodon furcatum Spix in Wagner, 1827
Margarita (Unio) syrmatophorus Lea = Prisodon syrmatophorus
Margarita (Unio) syrmatophorus Lea = Prisodon obliquus
Margarita (Unio) taitianus Lea = Pleurobema taitianum
Margarita (Unio) tampicoensis Lea = Mesonaias tampicoensis
Margarita (Unio) tappanianus Lea = Platynaias subviridis
Margarita (Unio) tæniatus Con. = Cambarunio taeniatus
Margarita (Unio) tenerus Rav. = Lampsilis radiata
+ Unio tenebrosus Conrad, 1834
Margarita (Unio) tenerus Rav. = Villosa delumbis
Margarita (Unio) tenuissimus Lea = Potamilus leptodon
+ Anodon purpurascens Swainson, 1823
+ Unio velum Say, 1829
Margarita (Unio) tetralasmus Say = Uniomerus tetralasmus
Margarita (Unio) tigris Fer. = Unio tigridis
Margarita (Unio) trapezoides Lea = Plectomerus dombeyanus
+ Unio crassidens Lamarck, 1819
+ Unio interruptus Say, 1831
Margarita (Unio) triangularis Bar. Eat. Hild. Say = Epioblasma triquetra
+ Unio formosus Lea, 1831
+ Unio cuneatus Swainson, 1823
Margarita (Unio) trigonus Lea = Fusconaia flava
Margarita (Unio) troostensis Lea = Venustaconcha troostensis
+ Unio trabalis Conrad, 1834
Margarita (Unio) troostensis Lea = Venustaconcha trabalis
Margarita (Unio) truncatus Swain. = Unio tigridis
Margarita (Unio) tuberculatus Bar. Eat. Hild. = Quadrula verrucosa
Margarita (Unio) turgidus Lea = Pustulosa pustulosa
+ Unio mortoni Conrad, 1835
Margarita (Unio) undulatus Barnes. Valen. Hild. Desh. = Amblema plicata
+ Unio costatus ‘Rafinesque’ of Authors
+ Amblema costata Rafinesque, 1820
+ Unio undulatus Desh. of Authors
+ Unio undulata Valenciennes, 1827
Margarita (Unio) undulatus Barnes. Valen. Hild. Desh. = Megalonaias nervosa
Margarita (Unio) vanuxemensis Lea = Leaunio vanuxemensis
Margarita (Unio) variabilis Lea = Diplodon rotundus
+ Diplodon rotundus Spix in Wagner, 1827
Margarita (Unio) variabilis Lea = Diplodon variabilis
Margarita (Unio) varicosus Lea = Plethobasus cicatricosus
+ Unio cicatricosus Say, 1829
Margarita (Unio) vaughanianus Lea = Sagittunio vaughanianus
+ Unio carolinensis Lea, 1836
Margarita (Unio) vaughanianus Lea = Villosa delumbis
Margarita (Unio) ventricosus Bar. = Lampsilis cardium
Margarita (Unio) venustus Lea = Venustaconcha ellipsiformis
Margarita (Unio) verrucosus Bar. Eat. = Cyclonaias tuberculata
+ Obliquaria (Rotundaria) tuberculata Rafinesque, 1820
+ Unio tuberculosus Valenciennes, 1827
+ Unio verrucosus purpureus Hildreth, 1828
Margarita (Unio) vibex Con. = Villosa vibex
Margarita (Unio) watereensis Lea = Elliptio icterina
+ Unio raveneli Conrad, 1834
Margarita (Unio) zeiglerianus Lea = Cambarunio iris
Margarita (Unio) zigzag Lea. Eat. = Truncilla donaciformis
Platiris (Iridina) exotica Lam. = Mutela dubia
+ Iridina striata Swainson, 1823
+ Anodonta exotica Blainville, 1825
Platiris (Iridina) exotica Lam. = Cristaria plicata
Platiris (Iridina) ovata Swain. = Pleiodon ovatus
+ Iridina exotica Children, 1823
+ Pleiodon macmurtriei Conrad, 1834
Platiris (Spatha) cœlestis Lea = Mutela rostrata
+ Iridina rostrata Rang, 1835
Platiris (Spatha) elongata Lea = Mutela dubia
Platiris (Spatha) nilotica Lea = Mutela dubia
+ Mytilus dubius Gmelin, 1791
+ Mutela oudnoei Koenig, 1826
+ Iridina mutel Rang, 1835
Platiris (Spatha) rubens Lea = Chambardia rubens
+ Anodon clappertoni Koenig, 1826
Platiris (Spatha) siliquosa Lea = Mycetopoda siliquosa
+ Mycetopoda siliquosus d’Orbigny, 1835
+ Anodon siliquosus var. pygmaeum Spix in Wagner, 1827
+ Anodon longinus Spix in Wagner, 1827
Platiris (Spatha) soleniformis Lea = Mycetopoda soleniformis