original description
Shuttleworth, R. J. (1856). Beiträge zur näheren Kenntniss der Mollusken. <em>Notitiae Malacologicae.</em> 1: 1-90, pls 1-9., available online at https://biodiversitylibrary.org/page/11061266
page(s): 58, pl. 5, fig. 1 [details]
source of synonymy
Breure, A. S. H., Roosen, M. T. & Ablett, J. D. (2022). Land and freshwater molluscs of mainland Ecuador: an illustrated checklist. <em>Iberus.</em> 40(1): 1-290.
page(s): 133 [details]
source of synonymy
Breure, A. S. H. & Mogollón Avila, V. (2016). Synopsis of Central Andean orthalicoid land snails (Gastropoda, Stylommatophora), excluding Bulimulidae. <em>ZooKeys.</em> 588: 1-199., available online at https://doi.org/10.3897/zookeys.588.7906
page(s): 80, Figs 76C, 81 [details]
From editor or global species database
Type locality "ab oriente Andium prope Tarapoto” [details]