MUSSELpdb

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Unionidae

Margaritiferidae

Hyriidae

Etheriidae

Mycetopodidae

Iridinidae

Species & Genus Richness by
Taxonomy

Geography

Summary

North America

Central America

South America

Afrotropics

North Eurasia

East Asia

Australasia

Species Richness & Endemism by
Geography

Data last updated
Mon 1 Dec 2025

Publication Stansbery (1970): summary

publication summary

Full Citation

Stansbery, D.H. 1970. American Malacological Union Symposium: Rare and Endangered Mollusks: 2. Eastern Freshwater Mollusks (I) The Mississippi and St. Lawrence Systems. Malacologia 10(1): 9-22. Available electronically.

Attributed Nominal Species

Taxonomic Opinions

Arkansia wheeleri Ortmann & Walker, 1912 = Arcidens wheeleri

Carunculina cylindrellus (Lea, 1868) = Toxolasma cylindrellus

Carunculina glans (Lea, 1831) = Toxolasma lividum
+ Unio moestus Lea, 1841

Conradilla caelatus (Conrad, 1834) = Lemiox rimosus

Cumberlandia monodonta (Say, 1829)

Cyprogenia aberti (Conrad, 1850)

Dromus dromus [sic] (Lea, 1834) = Dromus dromas

Dysnomia arcaeformis (Lea, 1831) = Epioblasma arcaeformis

Dysnomia biemarginata (Lea, 1857) = Epioblasma biemarginata
+ Unio turgidulus Lea, 1858

Dysnomia biemarginata (Lea, 1857) = Epioblasma turgidula

Dysnomia flexuosa (Rafinesque, 1820) = Epioblasma flexuosa

Dysnomia florentina (Lea, 1857) = Epioblasma walkeri
+ Truncilla walkeri Wilson & Clark, 1914

Dysnomia florentina (Lea, 1857) = Epioblasma florentina

Dysnomia haysiana (Lea, 1834) = Epioblasma haysiana

Dysnomia lenior (Lea, 1840) = Epioblasma lenior

Dysnomia lewisi (Walker, 1910) = Epioblasma lewisii

Dysnomia personata (Say, 1829) = Epioblasma personata

Dysnomia propinqua (Lea, 1857) = Epioblasma propinqua

Dysnomia sampsoni (Lea, 1861) = Epioblasma sampsonii

Dysnomia stewardsoni (Lea, 1852) = Epioblasma stewardsonii

Dysnomia sulcata (Lea, 1829) = Epioblasma perobliqua
+ Unio gibbosus var. perobliquus Conrad, 1836

Dysnomia sulcata (Lea, 1829) = Epioblasma obliquata

Dysnomia torulosa (Rafinesque, 1820) = Epioblasma torulosa
+ Unio rangianus Lea, 1838
+ Unio gubernaculum Reeve, 1865

Dysnomia torulosa (Rafinesque, 1820) = Epioblasma rangiana

Dysnomia torulosa (Rafinesque, 1820) = Epioblasma gubernaculum

Fusconaia cuneolus (Lea, 1840)

Fusconaia edgarianus (Lea, 1840) = Fusconaia cor

Lampsilis orbiculata (Hildreth, 1828) = Lampsilis higginsii
+ Unio higginsii Lea, 1857

Lampsilis orbiculata (Hildreth, 1828) = Obovaria subrotunda

Lampsilis virescens (Lea, 1858)

Lastena lata (Rafinesque, 1820) = Hemistena lata

Leptodea leptodon (Rafinesque, 1820) = Potamilus leptodon

Lexingtonia dolabelloides (Lea, 1840) = Pleuronaia dolabelloides

Obovaria retusa (Lamarck, 1819)

Pegias fabula (Lea, 1838)

Plethobasus cicatricosus (Say, 1829)

Plethobasus cooperianus (Lea, 1834)

Pleurobema clava (Lamarck, 1819)

Pleurobema pyramidatum (Lea, 1831) = Pleurobema sintoxia

Proptera capax (Green, 1832) = Potamilus capax

Ptychobranchus subtentum (Say, 1825) = Ptychobranchus subtentus

Quadrula cylindricus (Say, 1817) = Theliderma cylindrica
+ Unio cylindricus var. strigillatus B.H. Wright, 1898

Quadrula intermedia (Conrad, 1836) = Theliderma intermedia

Quadrula sparsa (Lea, 1841) = Theliderma sparsa

Simpsoniconcha ambigua (Say, 1825) = Simpsonaias ambigua

Villosa ortmanni (Walker, 1925) = Leaunio ortmanni

Villosa trabalis (Conrad, 1834) = Venustaconcha trabalis
+ Unio perpurpureus Lea, 1861