Accessory penial gland spine, Peronia verruculata (unit #1) A–G Indonesia H Singapore A Halmahera [5068] (UMIZ 00166) B Ambon [2729] (UMIZ 00162) C Lombok [2987] (UMIZ 00168) D Sulawesi [2127] (UMIZ 00170) E same as A; F same as B; G same as C; H [991] (ZRC.MOL.10497). Scale bars: 300 μm (A–D), 20 μm (E), 10 μm (F), 15 μm (G), 150 μm (H).

 
 
  Part of: Dayrat B, Goulding TC, Apte D, Aslam S, Bourke A, Comendador J, Khalil M, Ngô XQ, Tan SK, Tan SH (2020) Systematic revision of the genus Peronia Fleming, 1822 (Gastropoda, Euthyneura, Pulmonata, Onchidiidae). ZooKeys 972: 1-224. https://doi.org/10.3897/zookeys.972.52853