Traits taxon details
original description
Ulrich, E. O., Foerste, A. F.; Miller, A. K. (1943). Ozarkian and Canadian cephalopods. Part II, Brevicones. <em>Geological Society of America Special Papers.</em> 49: 1-240. page(s): 34, pl. 2, figs 1-2 [details] Available for editors 
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