PLATE LIV. 



Aphis cucurbiti, (Page 56.) 



Fig. 1. — Pupa. 



Fig. 2. — Winged viviparous female. 



Aphis soebi. (Page 58.) 



Fig. 3. — Apterous oviparous female. 



Fig. 4. — Underside of tlie same. Two eggs, nearly- 

 matured, occupy the greater part of tlie abdomen and 

 thorax. 



Fig. 5. — Winged viviparous female. 



