original description
Miller, K. (1879). Die Binnenmollusken von Ecuador. <em>Malakozoologische Blätter, Neue Folgen.</em> 1: 117-203, pls 4-15., available online at https://www.biodiversitylibrary.org/page/35675090
page(s): 125, pl. 13, fig. 4. [details]
source of synonymy
Pilsbry, H. A. (1906-1907). <i>Manual of conchology, structural and systematic, with illustrations of the species</i>. Ser. 2, Pulmonata. Vol. 18: Achatinidae: Stenogyrinae and Coeliaxinae. pp i-xiii, 1-357, pls 1-51. Philadelphia, published by the Conchological Department, Academy of Natural Sciences. [pp. 1-64, pls. 1-10, Jan. 20, 1906; pp. 65-160, pls. 11-20, Apr. 10, 1906; pp. 161-272, pls. 21-34, Oct. 2, 1906; pp. 273-357, i-xii, pls. 35-51, Jan. 25, 1907]. , available online at https://www.biodiversitylibrary.org/page/1099785
page(s): 203. [details]
From editor or global species database
Type locality ca. Guayaquil [details]