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. Bulletins of American Paleontology 48 (218): 471-1057
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Palmer, K. E.; Brann, D. C.
1966
Catalogue of the Paleocene and Eocene Mollusca of the southern and eastern United States
Part II. Gastropoda. Bulletins of American Paleontology