Traits taxon details
original description
Haas, O. (1953). Mesozoic invertebrate faunas of Peru. <em>Bulletin of the American Museum of Natural History.</em> 101: 1–328., available online at https://digitallibrary.amnh.org/handle/2246/1241 page(s): 41 [details] Available for editors 
additional source
Knight J.B., Cox L.R., Keen A.M., Batten R.L., Yochelson E.L. & Robertson R. (1960). Systematic descriptions [Archaeogastropoda], In R.C. Moore (ed.), <i>Treatise on Invertebrate Paleontology</i>. Part I. Mollusca 1. Geological Society of America and Kansas University Press: I169-I310. page(s): I305 [details]
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