LIST OF HOMOPTEBOUS INSECTS. 1035 



The viviparous winged female. Almost elliptical : feelers as 

 long as the body : nectaries almost one-sixth of the length of the 

 body: legs rather long; feet and tips of thighs and of shanks 

 blackish : wings colourless ; rib-veins and brands pale ; distance be- 

 tween the first and second veins very much farther at the tips than 

 at the base ; third vein a little nearer to the second at the base than 

 at the tip, as near to the second at the base as the second is to the 

 first ; first fork generally as near to the third vein as to the second 

 fork, generally as near to the third vein as the third is to the second ; 

 second fork a little nearer to the fourth vein than to the first fork ; 

 fourth vein more or less curved, generally nearer to the second fork 

 than to the tip of the rib-vein. In May, on Cineraria. Length of 

 the body f line ; of the wings 2 lines. 



a — e. England. (In Canada Balsam). Presented by F. Walker, 

 Esq. 



299. Aphis Abbotani. 



Pallida ; thoracis discus niger ; alee limpidce. 



Pale ; disk of the chest dark : feelers, nectaries, and legs of 

 moderate length : wings colourless ; distance between the first and 

 second veins at the base half of that between them at the tips ; third 

 much nearer to the second at the base than at the tip, as near to 

 the second at the base as the second is to the first ; first fork hardly 

 nearer to the second fork than to the third vein, very much nearer to 

 the third vein than the third is to the second ; second fork as near to 

 the fourth vein as to the first fork ; fourth vein curved near the base, 

 almost straight towards the tip, farther from the tip of the rib- vein 

 than from the second fork. 



England. 



300. Aphis Abietabia 



Nigra, obscura, convexa, subovata, albo pollinosa ; antennae corpo- 

 ris dimidio vix longiores ; cornicula brevia ; pedes sat breves. 



The viviparous wingless female. Nearly oval, very convex, dull 

 coal-black, with a slight white tinge, rather larger than A. Abietina : 

 feelers rather more than half the length of the body : legs are rather 

 short : nectaries about one-twelfth of the length of the body. 

 a. England. Presented by F. Walker, Esq. 



