Penial hooks, Peronia verruculata (unit #4), Pakistan A–C [6164] (MNHN-IM-2019-1384) D [6165] (MNHN-IM-2019-1385). Scale bars: 20 μm (A), 10 μm (B–D).

 
 
  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