Traits taxon details
original description
(of ) Girty, G. H. (1909 ["1908"]). The Guadalupian fauna. <em>United States Geological Survey Professional Paper.</em> 58: 1-651., available online at https://pubs.usgs.gov/pp/0058/report.pdf page(s): 441, pl. 9, figs. 13, 13a, 14, 14a [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. page(s): 113, pl. 20, figs 15, 16 [details] Available for editors 
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