Traits taxon details
original description
Plummer, F. B. (1933). Part 3: Cenozoic systems in Texas. <i>in</i> Sellards; E. H.; Adkins, W. S.; Plummer, F. B. (Eds.) The Geology of Texas, Vol. 1, Stratigraphy. <em>University of Texas Bulletin.</em> 3232, pp. 519-818. page(s): p. 815, pl. 10, fig. 2. [details] Available for editors 
original description
(of Turritella bilira Stephenson, 1941 †) Stephenson, L. W. (1941). The larger invertebrate fossils of the Navarro Group of Texas (exclusive of corals and crustaceans and exclusive of the fauna of the Escondido Formation). <em>The University of Texas Publication.</em> 4101: 1-641. page(s): p. 288-289, pl. 52, figs 9-16. [details] Available for editors 
additional source
Gardner, J. A. (1935). The Midway Group of Texas, including a chapter on the coral fauna by Thomas Wayland Vaughan and Willis Parkison Popenoe. <em>The University of Texas Bulletin.</em> 3301: 1-403., available online at https://catalog.hathitrust.org/Record/001488890 page(s): p. 291. [details] Available for editors 
additional source
Allmon, W. D. (1996). Systematics and Evolution of Cenozoic American Turritellidae (Mollusca: Gastropoda) I: Paleocene and Eocene Coastal Plain Species Related to "<i> Turritella mortoni </i> Conrad" and "<i>Turritella humerosa</i> Conrad". <em>Palaeontographica Americana.</em> Number 59, pp. 134, 14 plates., available online at https://www.biodiversitylibrary.org/page/28875151#page/3/mode/1up page(s): p. 37, pl. 11, fig. 2. [details]
additional source
Garvie, C. L. (2021). The macrofauna of the Tehuacana Limestone Member (Danian, Kincaid Formation) of Central Texas, with the description of a few new taxa from the Pisgah Member. <em>Bulletins of American Paleontology.</em> 399-400: 1-292; 21 plates., available online at https://doi.org/10.32857/bap.2021.399.01 page(s): 57, pl. 7, figs 1, 2 [details]
additional source
Bowles, E. (1939). Eocene and Paleocene Turritellidae of the Atlantic and Gulf coastal plain of North America. <em>Journal of Paleontology.</em> 13:267-336, pls 31-34. page(s): p. 320. [details]
additional source
Stenzel, H. B.; Turner, F. E. (1940). Turritellidae from the Paleocene and Eocene of the Gulf Coast. <em>University of Texas Bulletin.</em> 3945, pp. 829-847. page(s): p. 834-835, pl. 46, fig. 3. [details] Available for editors 
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