MolluscaBase taxon details
original description
(of Turritella obruta Conrad, 1833 †) Conrad, T. A. (1833). Fossil shells of the Tertiary formations of North America, illustrated by figures drawn on stone from nature. Philadelphia: Judah Dobson, W. P. Gibbons, Printer. Vol. 1(3):29-38 pp; Vol. 1(4):39-46 pp. [Vol. 1(1):viii + 9-20, pls. 1-6. , available online at https://www.biodiversitylibrary.org/page/23521363
page(s): Vol. 1(4), p. 45. [details]
original description
(of Turritella lineata I. Lea, 1833 †) Lea, I. (1833). Contributions to Geology. 227 pp., 6 pls. Carey, Lea and Blanchard, Philadelphia., available online at https://www.biodiversitylibrary.org/page/17592495
page(s): p. 130-131, pl. 4, fig. 121. [details]
new combination reference
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): p. 33. [details]