An illustrated synopsis of the spermatophore. A sculpture of head filament B branching spines on the region near the sperm sac of the tail filament C cross section of tail filament with a hollow tube.

  Part of: Pholyotha A, Sutcharit C, Tongkerd P, Panha S (2020) Integrative taxonomic revision of the land snail genus Sarika Godwin-Austen, 1907 in Thailand, with descriptions of nine new species (Eupulmonata, Ariophantidae). ZooKeys 976: 1-100.