MolluscaBase name details
original description
Cragin, F. W.; Stanton, T. W. (1905). Paleontology of the Malone Jurassic Formation of Texas. <em>United States Geological Survey Bulletin (Series C, Systematic Geology and Paleontology).</em> 266(73): 1-172. page(s): 61, pl. 10. fig. 7 [details]
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