Traits taxon details
original description
Sayre, A. N. (1930). The fauna of the Drum Limestone of Kansas and western Missouri. <em>Bulletin of the University of Kansas.</em> 17, 1-203. page(s): 118, pl. 11, fig. 2 [details] Available for editors 
basis of record
Newell, N. D.; Boyd, D. W. (1975). Parallel evolution in early trigoniacean bivalves. <em>Bulletin of the American Museum of Natural History.</em> 154(2): 53–162. page(s): 117 [details] Available for editors 
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