MolluscaBase eds. (2024). MolluscaBase. Pupa tappaniana C. B. Adams, 1841. Accessed at: https://www.molluscabase.org/aphia.php?p=taxdetails&id=1288146 on 2024-04-28
original descriptionAdams, C. B. (1841). <i>Description of a new species of Pupa</i>. Published privately at Middlebury College, VT. 1 p. [details]
additional sourceVanatta, E. G. & Pilsbry, H. A. (1906). <i>Bifidaria pentodon</i> and its allies. <em>The Nautilus.</em> 19(11): 121-128, pls. 6-7, figs. 1-53., available online athttps://www.biodiversitylibrary.org/page/1755696 page(s): 126 [details]