Traits name details
original description
Arnold, R. (1909). Paleontology of the Coalinga district, Fresno and Kings counties, California. <em>United States Geological Survey Bulletin.</em> 396: 1-173., available online at https://pubs.usgs.gov/bul/0396/report.pdf page(s): 99, pl. 30, fig. 7 [details] 
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