MolluscaBase taxon details
original description
(of Unio douglassi Stanton, 1903 †) Stanton, T.W. (1903). A new fresh-water molluscan faunule from the Cretaceous of Montana. <em>Proceedings of the American Philosophical Society.</em> 42(173): 188-199., available online at http://www.jstor.org/stable/983732
page(s): 195, pl. 4, figs 3-4 [details]
basis of record
Russell, L.S. (1964). Cretaceous Non-marine Faunas of Northwestern North America. <em>Royal Ontario Museum and University of Toronto, Life Sciences, Contributions.</em> 61: 1-24., available online at https://www.biodiversitylibrary.org/page/36250220 [details] Available for editors
[request]
additional source
Skawina, A.; Dzik, J. (2011). Umbonal musculature and relationships of the Late Triassic filibranch unionoid bivalves. <em>Zoological Journal of the Linnean Society.</em> 163:863–883. [details]