Traits taxon details
original description
Conrad, T. A. (1865). Catalogue of the Eocene and Oligocene Testacea of the United States. <em>American Journal of Conchology.</em> 1(1): 1-35. [two unnumbered pages of errata follow p. 190 of volume]., available online at https://www.biodiversitylibrary.org/page/16084543 page(s): 19 [details]
basis of record
Powell, A. W. B. (1966). The molluscan families Speightiidae and Turridae. An evaluation of the valid taxa both Recent and fossil, with lists of characteristic species. <em>Bulletin of the Auckland Institute and Museum.</em> 5: 1-184., available online at https://www.biodiversitylibrary.org/page/59480440 page(s): 61 [details]
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