original description
Doello-Jurado, M. (1927). Noticia preliminar sobre los moluscos fósiles de agua dulce mencionados en el estudio de R. Wichmann "Sobre las facies lacustre senoniana de los estratos con dinosaurios y su fauna". <em>Boletín de la Academia de Ciencias.</em> 30: 407-416.
page(s): 410, pl. 3, fig. 13 [details]
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 [details] Available for editors [request]
From editor or global species database
Type locality Lowlands of Lenza Niyeu, province of Río Negro (Patagonia), Argentina [details]