MolluscaBase taxon details
original description
Yochelson, E. L. (1956). Permian Gastropoda of the southwestern United States. 1. Euomphalacea, Trochonematacea, Pesudophoracea, Anomphalacea, Craspedostomatacea, and Platyceratacea. <em>Bulletin of the American Museum of Natural History.</em> 110(3): 173-276. page(s): 243, pl. 21, fig. 1-11 [details] Available for editors [request]
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