Clarke, A.H. 1981. The tribe Alasmidontini (Unionidae: Anodontinae), Part I. Pegias, Alasmidonta, and Arcidens. Smithsonian Contributions to Zoology (326). iii + 101 pp. Available electronically.
Clarke, 1981. Smithson. Contrib. Zool. (326): 35.
(intro'd as sub-gen. of Alasmidonta Say, 1818)
Type species: Alasmidonta mccordi Athearn, 1964 (orig. desig.) = Alasmidonta mccordi
Clarke, 1981. Smithson. Contrib. Zool. (326): 81, figs. 27.
Type(s): HOLOTYPE (ORIG. DESIG.) ANSP_126755, Long Creek, near Charlotte, Mecklenberg Co., North Carolina.
+ Unio rugulosus Wood, 1828
+ Decurambis scriptum Rafinesque, 1831
+ Margaritana marginata var. truncata B.H. Wright, 1898
+ Alasmidonta (Decurambis) marginata susquehannae Ortmann, 1919
+ Alasmidonta (Decurambis) marginata variabilis F.C. Baker, 1928
+ Unio swananoensis Hanley, 1843
+ Alasmodon corrugata De Kay, 1843
+ Unio calceolus Lea, 1828
+ Alasmodonta truncata Conrad, 1834
+ Margaritana deltoidea Lea, 1838
+ Calceola angulata Swainson, 1840
+ Margaritana minor Lea, 1845
+ Alasmidonta (Pressodonta) calceolus danielsi F.C. Baker, 1928
+ Alasmidonta (Pressodonta) calceolus magnalacustris F.C. Baker, 1928
+ Unio glabratus G.B. Sowerby, 1821
+ Unio hians Valenciennes, 1827
+ Alasmodonta sculptilis Say, 1829
+ Uniopsis radiata Swainson, 1840
+ Uniopsis mytiloides Swainson, 1840
+ Margaritana triangulata Lea, 1858
+ Unio swainsoni Sowerby, 1868
+ Arcidens confragosa jacintoensis Strecker, 1931
+ Margaritana curreyiana Lea, 1840
+ Margaritana curreyana ‘Lea’ of Authors