Plate XX. 



Lift liiiiurij of rheoaia dimidiata. 



Fig. 1. rheosiii dimidiuta, .Stage I; la, side view. 



Fig. 2. Pheosia dimidiata, .Stage II; 2a, side view. 



Fig. 3. Phcoxia dimidiata, .Stage III; 3a, side view. 



Fig. 4. Pheonia dimidiata, Stage IV; 4o, side view. 



Fig. 5. Pheosia dimidiata, Stage V; .5rt, side view. 



Fig. 6. Plieosia dimidiata, .Stage Y \ Grt, side view. 



Fig. 7. Pheusia dimidiata, Stage V ; about to pupate. Bridgham del. 



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