MolluscaBase 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. page(s): 126, pl. 4, figs. 15-16c [details] Available for editors [request]
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