Traits taxon details
original description
Chronic, H. (1952). Molluscan fauna from the Permian Kaibab Formation, Walnut Canyon, Arizona. <em>Bulletin of the Geological Society of America.</em> 63(2): 95-165., available online at https://doi.org/10.1130/0016-7606(1952)63[95:mfftpk]2.0.co;2 page(s): 113, pl. 1, figs. 1a-c [details] Available for editors 
basis of record
Yochelson E.L. (1960). Permian Gastropoda of the southwestern United States. 3. Bellerophontacea and Patellacea. <em>Bulletin of the American Museum of Natural History.</em> 119(4): 205-294. page(s): 246, pl. 47, fig. 24-34 [details] Available for editors 
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