Descrição original: Da Costa, S. I. (1906). Descriptions of new species of Drymaeus, Amphicyclotus, and Neocyclotus from South and Central America. Proceedings of the Malacological Society of London. 7: 7-10, pl. 1., disponível online em https://www.biodiversitylibrary.org/page/15797418
página(s): 8, pl. 1, fig. 6
Breure, A. S. H. & Borrero, F. J. (2019). A review of Stenostylus Pilsbry, 1898 and Drymaeus Albers, 1850 (Mollusca: Gastropoda: Orthalicoidea: Bulimulidae) from Colombia, with description of new species. Folia Conchyliologica. 52: 1-79