Traits taxon details
original description
Winchell, A. (1865). Descriptions of New Species of Fossils, from the Marshall Group of Michigan, and its supposed equivalent in other States; with Notes on some Fossils of the same age previously described. <em>Proceedings of the Academy of Natural Sciences of Philadelphia.</em> 17: 109-133., available online at https://www.biodiversitylibrary.org/page/1682206 page(s): 125; note: type species misspelt as "limaeformis" [details]
additional source
Newell, N. D. (1938). Late Paleozoic pelecypods: Pectinacea. <em>State Geological Survey of Kansas, Bulletin.</em> 10(1): 1–123, 20 pl. page(s): 109 [details] Available for editors 
additional source
Demanet, F. (1943). Les horizons marins du Westphalien de la Belgique et leurs faunes. <em>Mémoires du Musée Royal d'Historie Naturelle de Belgique.</em> 101: 1-166, pls. 1-9. [details] Available for editors 
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