MolluscaBase name details
original description
(of Unio subspatulata Meek & Hayden, 1857 †) Meek, F. B.; Hayden, F. V. (1857). Descriptions of new genera of fossils, collected by Dr. F.V. Hayden, in Nebraska territory, under the direction of Lieut. G.K. Warren, US Topographical Engineer; with some remarks on the Tertiary and Cretaceous formations of the north-west, and parallelism of the latter with those of other portions of the United States and Territories. <em>Proceedings of the Academy of Natural Sciences of Philadelphia.</em> 9: 117–148., available online at https://www.biodiversitylibrary.org/page/6330383
page(s): 146 [details]
basis of record
MacNeil, F.S. (1935). Fresh-water Mollusks from the Catahoula Sandstone (Miocene) of Texas. <em>Journal of Paleontology.</em> 9(1): 10-17.
page(s): 192 [details] Available for editors
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