Traits taxon details
original description
(of ) Meek, F. B.; Worthen, A. H. (1861). Descriptions of new Carboniferous fossils from Illinois and other western states. <em>Proceedings of the Academy of Natural Sciences of Philadelphia for 1860.</em> 12: 447–472., available online at https://biodiversitylibrary.org/page/1801388 page(s): 454 [details]
basis of record
Newell, N. D. (1938). Late Paleozoic pelecypods: Pectinacea. <em>State Geological Survey of Kansas, Bulletin.</em> 10(1): 1–123, 20 pl. [details] Available for editors
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