Spermatophore of Cryptosemelus tigrinus sp. nov. paratype CUMZ 7956 A general view of the spermatophore B–D SEM images B head filament without spine C branching spines on the unclear boundary between sperm sac and tail filament, and D tail filament showing branching spines; inset showing cross section of tail filament. Red arrow indicates position of cross section of tail filament.

 
 
  Part of: Pholyotha A, Sutcharit C, Panha S (2021) Rediscovering the dancing semislug genus Cryptosemelus Collinge, 1902 (Eupulmonata, Ariophantidae) from Thailand with description of two new species. ZooKeys 1076: 43-65. https://doi.org/10.3897/zookeys.1076.75576