MolluscaBase taxon details
original description
(of Helicina (Oxyrhombus) unizonata F. Haas, 1966) Haas, F. (1966). On some new non-marine mollusks from Colombia and Peru. <em>Fieldiana, Zoology.</em> 44 (25): 231-241., available online at https://biodiversitylibrary.org/page/2784743
page(s): 231 [details]
basis of record
Linares, E. L. & Vera M. L. (2012). Catálogo de los Moluscos Continentales de Colombia. Bogotá: Universidad Nacional de Colombia. 360 pp.
page(s): 92 [details]
additional source
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): 22, figs. 10, 13 [details]