Type localities of Georissa quinquelirata sp. nov. (marked with a red circle) in central Thailand, Georissa kohsichangensis sp. nov. (marked with a blue triangle), and Georissa sagitta sp. nov. (marked with a green square) in eastern Thailand, along with Georissa digitinota sp. nov. (marked with a yellow star) in southern Thailand.

 
 
  Part of: Klongklaew K, Poeaim S, Dumrongrojwattana P (2024) Four new species of Georissa W. Blanford, 1864 (Gastropoda, Hydrocenidae) from Thailand. Zoosystematics and Evolution 100(4): 1347-1360. https://doi.org/10.3897/zse.100.128717