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Data last updated
Mon 1 Dec 2025

Publication Clarke (1985): summary

publication summary

Full Citation

Clarke, A.H. 1985. The tribe Alasmidontini (Unionidae: Anodontinae), Part II: Lasmigona and Simpsonaias. Smithsonian Contributions to Zoology (399). iii + 75 pp. Available electronically.

Attributed Nominal Genera

Attributed Nominal Species

Lasmigona (Lasmigona) complanata alabamensis Clarke, 1985 = Pterosyna alabamensis

Clarke, 1985. Smithson. Contrib. Zool. (399): 36, fig. 10.
(intro'd as intra-sp. of Alasmodonta complanata Barnes, 1823)
Type(s): HOLOTYPE USNM_809996, Coosa River, (Alabama River Dr.), H. Neely Henry Lake, Calhoun Co., Alabama.

Taxonomic Opinions

Lasmigona (Alasminota) holstonia (Lea, 1838) = Alasminota holstonia
+ Sulcularia badia Rafinesque, 1831
+ Margaritana etowaensis Conrad, 1849
+ Margaritana etowahensis Lea, 1858
+ Margaritana georgiana Lea, 1859
+ Alasmodonta impressa J.G. Anthony, 1865
+ Unio holstonianus Sowerby, 1868

Lasmigona (Alasminota) holstonia (Lea, 1838) = Sulcularia viridis

Lasmigona (Alasminota) holstonia (Lea, 1838) = Alasminota etowaensis

Lasmigona (Platynaias) compressa (Lea, 1829) = Platynaias compressa
+ Unio alasmodontina Lea, 1829
+ Margaron (Unio) pressus Lea, 1852
+ Unio compressus var. plebius C.B. Adams, 1842

Lasmigona (Platynaias) decorata (Lea, 1852) = Platynaias decorata
+ Unio charlottensis Lea, 1863
+ Unio insolidus Lea, 1872

Lasmigona (Platynaias) subviridis (Conrad, 1835) = Platynaias subviridis
+ Unio viridis Conrad, 1835
+ Unio tappanianus Lea, 1838
+ Unio hyalinus Lea, 1845
+ Margaritana quadrata Lea, 1861
+ Unio pertenuis Lea, 1863

Lasmigona (s.s.) complanata alabamensis Clarke, 1985 = Pterosyna alabamensis

Lasmigona (s.s.) complanata complanata (Barnes, 1823) = Pterosyna complanata
+ Unio gigas Swainson, 1824
+ Unio katherinae Lea, 1838
+ Complanaria gigas Swainson, 1840

Lasmigona (s.s.) costata (Rafinesque, 1820) = Lasmigona costata
+ Alasmodonta rugosa Barnes, 1823
+ Amblasmodon hians Rafinesque, 1831
+ Lasmigona costata var. ereganensis Grier, 1918
+ Lasmigona costata pepinensis F.C. Baker, 1928
+ Lasmigona costata nuda F.C. Baker, 1928

Simpsonaias ambigua (Say, 1825)
+ Unio hildrethianus Lea, 1834
+ Alasmidonta dubia Ferussac, 1835