MolluscaBase name details
original description
Sampson F.A. (1885). The Shells of Pettis County, Missouri. <em>Bulletin of Sedalia Natural History Society.</em> 1-30.
page(s): 26, textfig. [details]
additional source
Anonymous. (1895). <i>Planorbis sampsoni</i>. <em>The Nautilus.</em> 9(3): 36., available online at https://www.biodiversitylibrary.org/page/1731381 [details]