PLATE CXIV. 



Pemphigus filaginis. (Page 128.) 



Fig. 1. — Winged viviparous female with tlie body 

 sparsely dotted witli down. 



Fig. 2. — Semi-transparent oviparous female. 



Fig. 3. — Head and appendages of tlie last insect. 

 d. The processes representing the mouth parts, e. 

 The rudimentary eye. 



Fig. 4. — Antenna of the imago. 



Tetraneuea ulmi. (Page 131.) 



Fig. 5. — Queen Aphis, just turned out of the gall 

 (fig. 12). 



Fig. 6. — Second brood of the winged females. She 

 has just borne an oviparous female (fig. e), which is 

 drawn of the relative size. 



Fig. 7. — Antenna of imago. 



Fig. 8. — Non-rostrated oviparous female, much 

 magnified, with her gigantic egg. d. Buccal parts. 



Fig. 9. — Antenna of oviparous female. 



Fig. 10. — Young born together with about thirty 

 others from the spring brood of a winged female, a. 

 The rostrum, h. the last joint. 



Fig. 11. — Upright pedunculated gall, natural size, 

 springing from the midrib of Uhnus tuberosa. 



Fig. 12. — A gall slit in half, showing the Queen 

 Aphis within. 



Fig. 13. — Another gall springing from the mem- 

 branous portion of a leaf. The gall is empty, but 

 several winged females are flying above it. 



