Traits taxon details
original description
Palmer, K. van W. (1937). The Claibornian Scaphopoda, Gastropoda, and dibranchiate Cephalopoda of the southern United States. <em>Bulletins of American Paleontology.</em> 7(32): 1-730 [part I: 1-548; part II: 90 plates]., available online at https://www.biodiversitylibrary.org/page/30413130 page(s): 410, pl. 66 figs 12, 15 [details]
basis of record
Palmer K. E. (van W.) & Brann D. C. (1966). Catalogue of the Paleocene and Eocene Mollusca of the southern and eastern United States. Part II. Gastropoda. <i>Bulletins of American Paleontology 48 (218)</i>: 471-1057 page(s): 594 [details]
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