Traits name details
original description
(of Terebra gausapata var. herviderana Spieker, 1922 †) Spieker, E. M. (1922). The paleontology of the Zorritos Formation of the north Peruvian oil fields. <em>The Johns Hopkins University, Studies in Geology.</em> 3: 1-197, pls. 1-10., available online at https://www.biodiversitylibrary.org/page/19066928 page(s): 35, pl. 1, fig. 1 [details]
new combination reference
Olsson, A. A. (1932). Contributions to the Tertiary paleontology of northern Peru: Part 5, the Peruvian Miocene. <em>Bulletins of American Paleontology.</em> 19(68): 1-272, 24 pls., available online at https://www.biodiversitylibrary.org/page/32532232 page(s): 148, pl. 15, fig. 3, 7 [details]
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