PLATE CXXXI. 



Phylloxera punctata. (Page 45.) 



Fig. 1. — Apterous female from which the males and 

 females are developed. 



Fig. 2. — Underside of the male, showing the oblite- 

 ration of the rostrum, and the buccal projections at r. 



Fig. 3. — The female after she has laid her winter 

 egg. Her body here consists of a mere membranous 

 shell. The line p represents the size of the female as 

 she would appear if magnified as much as the male, 

 fig. 2, is drawn. 



APHIDES IN AMBER. 



Aphis (?) araneiformis. (Page 165.) 



Fig. 4. — a. Antenna, b. Last abdominal rings with 

 the short Cauda and clavate nectaries. 



Aphis (?) hirsuta, (Page. 166.) 

 Fig. 5. — e. Antenna. 



Lachnus (?) dryoides. (Page 166.) 



Figs. 6 and 7. — The upper and lower sides are shown 

 and also the rostrum. 



Aphis (?) cimicoides. (Page 167.) 

 Fig. 8. — -/. Antenna of the same. 



Lachnus (?) longulus. (Page 167.) 

 Fig. 9. — cj. Antenna. 



Aphis (?) transparens. (Page 168.) 



Fig. 10. — h. Antenna, i. Upper and lower wings. 

 The veining here shown is abnormal. 



The natural sizes are represented by lines. 



