LIST OF HOMOPTEBOUS INSECTS. 1016 



Var. Second and third veins united by a cross-vein ; fourth 

 wanting towards the tip. 

 England. 



321. Aphis MENiHiE. 



Pallide Jiava, suhfusiformis ; anlennce graciles, corpore pauUd Itm- 

 giores ; cornicula corporis oclava longiludine ; pedes graciles 

 sat longi. 



Pale yellow, almost spindle-shaped : front narrow : feelei's 

 slender, a little longer than the body ; first joint seated on a tubercle ; 

 fourth much shorter than the third ; fifth a little shorter than the 

 fourth ; sixth shorter than the fifth ; seventh long, slender : abdo- 

 men with a very short style : nectaries about one-eighth of the 

 length of the body: legs slender, rather long. From Mentha 

 hirsuta. Length of the body i line. 

 England. 



322. Aphis tentans. 



Fulva, ovata, convexa ; antennte corporis dimidio non longiores ; 

 cornicula brevissima ; pedes bi'eves. 



Tawny, oval, convex: front narrow, slightly convex: feelers 

 about half the leugth of the body ; fourth joint a little shorter than 

 the third ; fifth much shorter than the fourth ; sixth shorter than 

 the fifth ; seventh as long as tlie fifth and sixth: nectaries about 

 oue-twenlieth of the length of the body: legs short. From Mentha 

 hirsuta. Length of the body i line. 

 England. 



323. Aphis ascita. 



Aptera. Flavo-viridis, ovata, convexa ; anteniKe corporis paulld 



longiores ; cornicula obscura, corporis decima non longiores. 

 Alata. Thoracis discus nigricans ; ala hyalinie. 



The viviparous wingless female. Yellowish-green, oval, con- 

 ex : front slightly convex : feelers a little longer than the body ; 



3 y3 



