Penial hooks, Peronia verruculata (unit #1) A Australia, Queensland [2622] (MTQ) B Indonesia, Halmahera [5068] (UMIZ 00166) C Papua New Guinea, Madang [5469] (MNHN-IM-2013-12010) D same as B; E Indonesia, Seram [2870] (UMIZ 00169) F same as C. Scale bars: 4 μm (A, B), 20 μm (C), 30 μm (D), 3 μm (E, F).

 
 
  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