MolluscaBase name details
original description
(of Unio (Nodularia) Conrad, 1853) Conrad, T. A. (1853). A synopsis of the family of Naiades of North America, with notes, and a table of some of the genera and sub-genera of the family, according to their geographical distribution, and descriptions of genera and sub-genera. <em>Proceedings of the Academy of Natural Sciences of Philadelphia.</em> 6(7): 243-269., available online at http://biodiversitylibrary.org/page/1779779
page(s): 267, 268 [details]