Protoconch sculpture of Angustopila spp. A A. fabella (2019/128, type1, see Suppl. material 3: fig. S12) B Angustopila apiostoma Páll-Gergely & Vermeulen, sp. nov., holotype (see Fig. 9) C Angustopila tetradon Páll-Gergely & Hunyadi, sp. nov., holotype (see Fig. 93) D Angustopila occidentalis Páll-Gergely & Hunyadi, sp. nov., holotype (see Fig. 70).

 
 
  Part of: Páll-Gergely B, Hunyadi A, Vermeulen JJ, Grego J, Sutcharit C, Reischütz A, Dumrongrojwattana P, Botta-Dukát Z, Örstan A, Fekete J, Jochum A (2023) Five times over: 42 new Angustopila species highlight Southeast Asia’s rich biodiversity (Gastropoda, Stylommatophora, Hypselostomatidae). ZooKeys 1147: 1-177. https://doi.org/10.3897/zookeys.1147.93824