original description
Parodiz, J. J. (1969). The Tertiary non-marine Mollusca of South America. <em>Annals of Carnegie Museum.</em> 40: 1-242., available online at https://www.biodiversitylibrary.org/page/54645900
page(s): 124, pl. 14, figs 3-4 [details] Available for editors [request]
source of synonymy
Parras, A.; Griffin, M. (2013). Late Cretaceous (Campanian/Maastrichtian) freshwater to restricted marine mollusc fauna from the Loncoche Formation, Neuquén Basin, west-central Argentina. <em>Cretaceous Research.</em> 40: 190-206., available online at https://doi.org/10.1016/j.cretres.2012.07.002
page(s): 200-202 [details] Available for editors [request]
From editor or global species database
Type locality Lenza Niyeu, NW. of Valcheta, province of Río Negro, Argentina [details]