121 



EXPLANATION OF PLATES* 



Plate VI 



Pemphigus rubi Thos. 

 Winged viviparous female 

 Fig. I. Head. 

 Fig. 2. Antenna. 

 Fig. 3. Fore wing. 

 Fig. 4. Hind wing. 



Rhopalosiphum solani Thos. 

 Winged viviparous female 

 Fig. 5. Head. 

 Fig. 6. Antenna. 

 Fig. 7. Cauda. 

 Fig. 8. Cornicle. 



Mindarus abictinus Koch (Schiaoneura pinicola Thos.) 



Winged viviparous female 

 Fig. 9. Fore wing. 

 Fig. 10. Hind wing. 

 Fig. II. Antenna. 



Plate VII 



Aphis lonicercB Monl. 

 Winged viviparous female 

 Fig. 12. Head. 

 Fig. 13. Antenna (portion between 



a a obscure). 

 Fig. 14. Cauda. 

 Fig. 15. Anal plate. 



Macrosiphiim heucherce Thos. 

 Winged viviparous female 



Fig. 16. Head. 



Fig. 17. Basal portion of antenna. 



Fig. 18. Cornicle and cauda. 



Fig. iQ. Wing. 

 Mature? wingless viviparous female. 



Fig. 20. Antenna. 



Macrosiphum tulipce Monl. 



Wingless viviparous female 

 Fig. 21. Cornicle and cauda, and tip of cornicle enlarged. 



*A11 camera lucida drawings except Figure 18, which is a reconstructed draw- 

 ing, all of the caudse on the slide being shriveled. 



