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Taxonomy

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Unionidae

Margaritiferidae

Hyriidae

Etheriidae

Mycetopodidae

Iridinidae


Species & Genus Richness by
Taxonomy

Geography

Summary

North America

Central America

South America

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East Asia

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Species Richness & Endemism by
Geography

Data last updated
Mon 1 Dec 2025

Publication Ortmann (1910): summary

publication summary

Full Citation

Ortmann, A.E. 1910. A new system of the Unionidae. Nautilus 23: 114-120. Available electronically.

Attributed Nominal Species

Quadrula lachrymosa Swainson, 1840 = Quadrula quadrula

‘Lea’ of Authors.
Swainson, 1840. Treat. Malacol.: 378.
Hanley, 1843. Illustr. Descr. Cat. Rec. Bivalve Shells: 177.
Conrad, 1853. Proc. Acad. Nat. Sci. 6: 256.
Adams & Adams, 1857. Gen. Rec. Moll. 2(31-32): 497.
specimen image from publicationReeve, 1864. Conch. Icon. 16: pl. 9, sp. 33.
Call, 1895. Trans. Acad. Sci. St. Louis 7: 21.
F.C. Baker, 1898. Bull. Chicago Acad. Sci. 3(1): 83, pl. 25, fig. 1; pl. 12, fig. 2.
Simpson, 1900. Proc. U.S. Nat. Mus. 22: 776.
Call, 1900. Ind. Dept. Geol. Nat. Res. (1899): 489.
Ortmann, 1909. Nautilus 22(10): 100.
Ortmann, 1909. Ann. Carnegie Mus. 5: 199.
Ortmann, 1910. Nautilus 23(11): 140.
Ortmann, 1910. Nautilus 23: 116.
Ortmann, 1912. Ann. Carnegie Mus. 8: 253.
Simpson, 1914. Descr. Cat. Naiades: 839, 841.
Vanatta, 1915. Proc. Acad. Nat. Sci. 67: 556.
Ortmann & Walker, 1922. Occ. Pap. Mus. Zool. Univ. Mich. (112): 14, 16.
Frierson, 1927. Check List N. Amer. Naiades: 47.
F.C. Baker, 1928. Bull. Wisconsin Geol. Nat. Hist. Survey 70(2): 84.
R.I. Johnson, 1980. Bull. MCZ 149(2): 90.
Vidrine, 1993. Histr. Distr. Freshw. Mussels LA: 53.
Strayer & Jirka, 1997. Pearly Mussels NY (26): 98.
(error for Unio lacrymosus Lea, 1828)

Taxonomic Opinions

Alasmidonta heterodon (Lea) = Prolasmidonta heterodon

Alasmidonta marginata (Say)

Alasmidonta marginata var. varicosa (Lam.) = Alasmidonta varicosa

Alasmidonta undulata (Say)

Anodonta cataracta Say = Pyganodon cataracta

Anodonta grandis Say = Pyganodon grandis

Anodonta imbecillis (Say) = Utterbackia imbecillis

Anodontoides ferussacianus (Lea)
+ Anodonta subcylindracea Lea, 1838

Carunculina parva (Barn.) = Toxolasma parvum

Lampsilis cariosa (Say)

Lampsilis iris (Lea) = Cambarunio iris

Lampsilis luteola (Lam.) = Lampsilis radiata

Lampsilis multiradiata (Lea) = Lampsilis fasciola

Lampsilis nasuta (San) [sic] = Sagittunio nasutus

Lampsilis orbiculata (Hildr.) = Obovaria subrotunda

Lampsilis radiata (Gmel.)

Lampsilis recta (Lam.) = Ligumia recta

Lampsilis ventricosa (Barn.) = Lampsilis cardium

Lampsilis ventricosa var. ovata (Say) = Lampsilis ovata

Margaritana margaritifera (L.) = Margaritifera margaritifera

Micromya fabalis (Lea) = Paetulunio fabalis

Obliquaria reflexa Raf.

Obovaria circulus (Lea) = Obovaria subrotunda

Obovaria ellipsis (Lea) = Obovaria olivaria

Obovaria retusa (Lam.)

Plagiola elegans (Lea) = Truncilla truncata

Plagiola securis (Lea) = Ellipsaria lineolata

Pleurobema aesopus (Green) = Plethobasus cyphyus

Pleurobema clava (Lam.)

Pleurobema cooperiana (Lea) = Plethobasus cooperianus

Pleurobema obliqua (Lam.) = Pleurobema cordatum

Pleurobema obliqua form pyramidata (Lea) = Pleurobema sintoxia

Pleurobema obliqua var. coccinea (Conr.) = Pleurobema sintoxia

Pleurobema plena (Lea) = Pleurobema plenum

Proptera alata (Say) = Potamilus alatus

Proptera gracilis (Barn.) = Potamilus fragilis

Ptychobranchus phaseolus (Hildr.) = Ptychobranchus fasciolaris

Quadrula cylindrica (Say) = Theliderma cylindrica

Quadrula lachrymosa [sic] (Lea) = Quadrula quadrula

Quadrula metanevra (Raf.) = Theliderma metanevra

Quadrula pustulosa (Lea) = Pustulosa pustulosa

Quadrula rubiginosa (Lea) = Fusconaia flava

Quadrula rubiginosa var. trigona (Lea) = Fusconaia flava

Quadrula subrotunda (Lea) = Fusconaia subrotunda

Quadrula subrotunda var. kirtlandiana (Lea) = Fusconaia subrotunda

Quadrula tritogonia (Ortmn.) = Quadrula verrucosa
+ Unio tuberculatus Barnes, 1823

Quadrula undulata (Barn.) = Amblema plicata

Rotundaria tuberculata Raf. = Cyclonaias tuberculata

Strophitus undulatus (Say)
+ Alasmodonta edentula Say, 1829

Symphynota complanata (Barn.) = Pterosyna complanata

Symphynota compressa (Lea) = Platynaias compressa

Symphynota costata (Raf.) = Lasmigona costata

Symphynota viridis (Conr.) = Platynaias subviridis

Truncilla perplexa rangianus (Lea) = Epioblasma rangiana

Truncilla triquetra Raf. = Epioblasma triquetra

Unio complanatus (Dillw.) = Elliptio complanata

Unio crassidens (Lam.) = Elliptio crassidens

Unio gibbosus (Barn.) = Eurynia dilatata

Unio productus (Conr.) = Elliptio producta

 
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