Traits taxon details
original description
Olsson, A. A. (1928). Contributions to the Tertiary paleontology of northern Peru: part 1. Eocene Mollusca and Brachiopoda. <em>Bulletins of American Paleontology.</em> Volume 14, No. 52, pp. 1(47)-154(200), 26 pls., available online at https://www.biodiversitylibrary.org/page/30418204 page(s): p. 66(112)-67(113), pl. 14, fig. 5. [details]
basis of record
DeVries, T. J. (2007). Cenozoic Turritellidae (Gastropoda) from southern Peru. <em>Journal of Paleontology.</em> 81(2): 331-351., available online at https://doi.org/10.1666/0022-3360(2007)81[331:ctgfsp]2.0.co;2 [details] Available for editors 
additional source
Olsson, A. A. (1930). Contributions to the Tertiary paleontology of northern Peru: Part 3, Eocene Mollusca. <em>Bulletins of American Paleontology.</em> 17(62):1-96, 12 pls., available online at https://biodiversitylibrary.org/page/32443820 page(s): p. 67, pl. 12, figs 1, 2, 3, 4. [details]
additional source
Clark, B. L. & Durham, J. W. (1946). Eocene faunas from the Department of Bolivar, Colombia. <em>The Geological Society of America Memoir.</em> 16: 1-126, pls. 1-27, map., available online at https://doi.org/10.1130/MEM16-p1 page(s): p. 24, pl. 23, fig. 24. [details] Available for editors 
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