Explanation of Plates. 



Plate XI. 



(1) 



Shivaphis celti Das. 



(Winged viviparous female) 

 Fig. 1. Head. 



3. Hind leg. 



5. Fore wing. 



7. Hind femur. 



Fig. 2. .\bdominal apex. 

 4. Antenna. 

 G. Abdominal apex (under side) 



(2) 



Aphis vi'dvce Koch, (on Diirxinfn) 



(Wingless viviparous female) 



Fig. 1. Antenna. g. 2. Antenna. 



3. Cornicle. 4. Cornicle. 



5. An abnormal right antenna of an adult wiugless female. 



6. Head and prothorax. 



8. Cauda. 



(Winged viviparous female) 



Fig. 9. Fore wing. 



11. Cornicle. 



1 3. Cauda. 



1-5. Abdomen. 



Hind leg. 



Fig. 10. Head and prothorax. 

 12. Antenna. 

 14. Hind log. 



