original description
(of Unio arctior I. Lea, 1838) Lea, I. (1838). Description of new freshwater and land shells. <em>Transactions of the American Philosophical Society.</em> new ser., 6: 1-154, plates 1-24., available online at https://www.biodiversitylibrary.org/page/26881423
page(s): 10, pl. 4, fig. 10 [details]
original description
(of Unio nasuta Lamarck, 1819) Lamarck [J.-B. M.] de. (1819). <i>Histoire naturelle des animaux sans vertèbres</i>. Tome 6(1): vi + 343 pp. Paris: published by the author. , available online at http://www.biodiversitylibrary.org/item/47441 [details]
original description
(of Unio (Eurynia) dilatata Rafinesque, 1820) Rafinesque C.S. (1820). Monographie des coquilles bivalves et fluviatiles de la Rivière Ohio, contenant douze genres et soixante-huit espéces. <em>Annales Générales des Sciences Physiques.</em> 5(5): 287-322, pls 80-82., available online at http://gallica.bnf.fr/ark:/12148/bpt6k991081/f2.image
page(s): 297 [details]
original description
(of Unio stonensis I. Lea, 1840) Lea, I. (1840). Descriptions of new fresh water and land shells. <em>Proceedings of the American Philosophical Society.</em> 1(13): 284-289 [6 November]., available online at http://biodiversitylibrary.org/page/34513003
page(s): 286 [details]
original description
(of Unio gibbosus var. armathwaitensis B. H. Wright, 1898) Wright, B. H. (1898). New varieties of Unionidae. <em>The Nautilus.</em> 11(11): 123-124., available online at http://biodiversitylibrary.org/page/1774693
page(s): 123-124 [details]
original description
(of Elliptio dilatatus var. sterkii Grier, 1918) Grier, N. M. (1918). New varieties of naiades from Lake Erie. <em>The Nautilus.</em> 32(1): 9-12., available online at http://biodiversitylibrary.org/page/1772158
page(s): 9-10 [details]
basis of record
Williams, J. D., Bogan, A. E. & Garner, J. T. (2008). Freshwater mussels of Alabama and the Mobile Basin in Georgia, Mississippi and Tennessee. <em>University of Alabama Press, Tuscaloosa.</em> 908 pp. [details]
additional source
InvertEBase. (2015). Authority files of U.S. and Canadian land and freshwater mollusks developed for the InvertEBase project (invertebase.org). [details]
From editor or global species database
From other sources