MolluscaBase name details
basis of record
Zilch, A. (1953). Landschnecken aus Peru. Archiv für Molluskenkunde, 82 (1/3): 49-61, pl. 14-15. Frankfurt am Main.
page(s): 51, figs 4-6 [details] Available for editors [request]
additional source
Haas, F. (1951). Remarks on and descriptions of South American non-marine shells. <em>Fieldiana: Zoology.</em> 31(46): 503-545., available online at https://www.biodiversitylibrary.org/page/2784155
page(s): 510-511, figs. 99A-B [details]