Explanation of Plate IV. 



Fig. 1. Papilla laos, sp. nov., d. 



2. Mycalesis siamica, sp. nov., 6. 



3. „ 5. 



4. Ragadia critias, sp. nov., d\ 



5. Stichophtlialma cambodia editha, ssp. nov., d>. 



JOCRN. NAT. HIST. SOC. SIAM, VOL. IV, NO. 3, 1921. 



