original description
Vega, F.J.; Naranjo-García, E.; Aguillón, M.C.; Posada-Martínez, D. (2019). Additions to continental gastropods from the Upper Cretaceous and Paleocene of NE Mexico. <em>Boletín de la Sociedad Geológica Mexicana.</em> 70(1): 169-191., available online at https://doi.org/10.18268/BSGM2019v71n1a9
page(s): 176-177, fig. 4.7-4.9 [details] Available for editors [request]
From editor or global species database
Type locality La Leona, Ramos Arizpe, Coahuila, Mexico; Las Encinas Formation, latest Maastrichtian to middle Paleocene [details]