MolluscaBase taxon details
original description
(of Bulimulus (Lissoacme) extraneus F. Haas, 1955) Haas, F. (1955). On some small collections of inland shells from South America. <em>Fieldiana, Zoology.</em> 34(35): 361-387, figs. 70-84., available online at https://www.biodiversitylibrary.org/page/2772456
page(s): 382-383, fig. 82 [details]
original description
(of Drymaeus (Drymaeus) griffini F. Haas, 1955) Haas, F. (1955). On some small collections of inland shells from South America. <em>Fieldiana, Zoology.</em> 34(35): 361-387, figs. 70-84., available online at https://www.biodiversitylibrary.org/page/2772456
page(s): 383-384, fig. 83 [details]