Figure 6 from: Páll-Gergely B, Asami T (2014) Description of two new Ecuadorian Zilchistrophia Weyrauch, 1960, with the clarification of the systematic position of the genus based on anatomical data (Gastropoda, Stylommatophora, Scolodontidae). ZooKeys 453: 1-17. https://doi.org/10.3897/zookeys.453.8605

Figure 6 - Distribution of Zilchistrophia Weyrauch, 1960 species. Filled circle: Zilchistrophia hilaryae sp. n. and Zilchistrophia shiwiarorum sp. n.; empty circle: Zilchistrophia obvoluta (Haas, 1949); filled square: Zilchistrophia angigyra (Haas, 1949); empty square: Zilchistrophia tridentata Weyrauch, 1960.