civ New British Aphides. 



pale yellow ; the tarsi, and the tips of the thighs and of the tibiae are black : the wings 

 are colourless ; the squamulae and the costal veins are pale yellow ; the stigmata and 

 the other veins are pale brown. 

 In the autumn. 



Aphides on the Stinking Groundsel (Senecio viscosus). 

 Aphis Dianthi ? 



The winged viviparous female. — While a pupa it is pale red, slightly varied with 

 green : the head and the prothorax are green : the antennae are black, and nearly as 

 long as the body : the tubes are dull green, with black tips, and more than one-fourth 

 of the length of the body : the legs are dull yellow, and of moderate length ; the knees, 

 the tarsi, and the tips of the tibiae are black. The winged Aphis black : the antenna? 

 are a little shorter than the body : the rostrum is pale towards the base : the tubes are 

 about one- fifth of the length of the body : the thighs are yellow at the base ; the 

 tibiae excepting their tips are dark yellow ; the wings are colourless, and very much 

 longer than the body ; the squamulae and the costal veins are pale yellow ; the stig- 

 mata and the other veins are brown. 



In the beginning of October, near Newcastle, by Mr. Hardy. 



Aphides on the Ragivort (Senecio Jacobaea). 

 Aphis Jacob^je. 



The ivingless viviparous female. — The body is reddish green, shining, and very glo- 

 bose, excepting the head and the prothorax, which peep out in front : the antennae 

 are brown, yellow at the base, and much shorter than the body : the rostrum is yellow, 

 with a brown tip : the tubes are black, and as long as one-sixth of the body : the legs 

 are dull yellow, and of moderate length ; the tarsi, and the tips of the tibiae are 

 brown. 



First variety. The tips of the thighs are brown. 



Second variety. The body is black. 



The winged viviparous female. — While a pupa it is grass-green, shining, and nearly 

 elliptical : the disk of the thorax is varied with black : the antennae are brown, green 

 at the base: the tubes are black: the legs are dull green; the tarsi, and the tips of 

 the tibiae are brown. At the moment when the wings are unfolded the body is dark 

 green, the antennae and the legs are almost white, and the wings are milk white : it is 

 afterwards black and shining : the rostrum is green, with a black tip : the legs are 

 pale yellow ; the thighs, excepting the base, the tarsi, and the tips of the tibiae, are 

 black : the wings are colourless, and much longer than the body ; the squamulae and 

 the stigmata are yellow ; the veins are pale brown. 



