EHOPALOSirHUM LACTUC^. 11 



Body oblong and pointed at the apex, shining, pale 

 yellow or pale drab. The young are carinated and 

 ringed. Eyes red. Cornicles dilated in the middle. 

 Legs short and rather hairy ; tarsi dark. Tail con- 

 spicuous. Some specimes are white and translucent, 

 showing the red eyes of the embryos through the 

 integuments. The antennae of the adults are black 

 at their articulations. 



Pupa. 



Rather larger, sides carinated. Wing-cases pale 

 yellow. Antennjfi ringed, with black at the joints. 



Winged viviparous female. 



Body broad, colour fine green. Head, band on the 

 prothorax, thoracic lobes, antennae, and scutellum black 

 or dark brown. The third antennal joint is tubercu- 

 late. Eyes red. Four confluent bands form a large 

 dorsal spot, and there are four black dots on each 

 lateral abdominal edge. Cornicles vasiform, green, 

 and black at their insertions. Legs ochreous, with 

 black femora and tibial points. Cauda green. Wings 

 long ; insertions ochreous ; cubitus greenish ; stigma 

 grey ; veins black. 



Common at Haslemere, Cowfold, and elsewhere, 

 during June and July. 



This Aphis feeds commonly on Sonchus oleraceus, 

 but also it is found on Gicliorium endivum, Picris liiera- 

 cioides, Lapsana vulgaris, and other plants. 



Unfortunately, here also the same specific names 

 have been given to different insects. B. lactucm must 

 not be confounded with Siplionoyliora lactucce of Pass., 

 nor with S. lactucce of Koch. All these three are 



