Salvador, R. B.; Silva, F. S.; Bichuette, M. E. (2022). Phylogenetic position of the relict South American genus Idiopyrgus Pilsbry, 1911 (Gastropoda, Truncatelloidea), with the description of two new cave species. Zoosystematics and Evolution. 98(2): 365-375.
Phylogenetic position of the relict South American genus Idiopyrgus Pilsbry, 1911 (Gastropoda, Truncatelloidea), with the description of two new cave species