Genital system of Cryptosemelus niger S. Tumpeesuwan & C. Tumpeesuwan, sp. nov. (paratype NHMSU-00055) A photograph and B drawing by Kitti Tanmuangpak.

 
 
  Part of: Tumpeesuwan S, Tanmuangpak K, Tumpeesuwan C (2023) New species of the dancing semislug Cryptosemelus Collinge, 1902 (Eupulmonata, Ariophantidae) from Loei Province, northeastern Thailand with a key to genera of mainland Southeast Asian semislugs and a key to species of the genus. ZooKeys 1163: 47-59. https://doi.org/10.3897/zookeys.1163.103650