LIST OF HOMOPTKllOUS INSECTS. 



Distance between the first and second veins at the base much 

 less than half that between them at the lips; third a little farther 

 from the second at thu tip than it is at the base, as far from the se- 

 cond at the base as the second is from the first ; first fork very much 

 nearer to the second at the lip than it is to the third vein, and 

 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 mucli 

 curved near the base, almost straight from thence to the tip, much 

 farther from the tip of the rib-vein than from the second fork. 



Var. Small, very pale green, rather flat, slightly increasing in 

 breadth from the head to the tip of the abdomen : headalmost while: 

 a large greeu spot at the base of each nectary : feelers white, much 

 longer than the body ; tip of each joint l)lack : mouth almost while, 

 with a black tip: nectaries almost White, with black tips, nearly onc- 

 fourtli of the length of the body : legs almost white ; knees brown ; 

 feet and tips of shanks black. On Lapsana communis, before the 

 middle of October. 



The viviparous winged female. Grass-green : head and chest 

 black above and below : fore border and hind border of fore-chest 

 green : a row of black spots on each side of the abdomen : feelers 

 black, a little longer than the body : mouth pale yellow, with a black 

 lip : nectaries black, as long as one-fourlh of the body : legs pale 

 yellow, rather long ; feet and tips of thighs and of shanks black : 

 wings colourless, much longer than the body ; wing-ribs and rib- 

 veins pale yellow; brand pale buff; branch-veins brown, their tips 

 slightly clouded. 



Var.? Oval, yellowish green, or greenish yellow, and often varied 

 with pale red, head sometimes yellow : feelers pale yellow, darker 

 towards their tips, or black, with a pale yellow base, a little longer 

 than the body : mouth pale yellow, with a black tip ; nectaries 

 pale yellow, as long as one-third or one-fourth of the body, with 

 black tips : legs yellow or pale yellow ; feet and tips of shanks 

 black. 



The vivipawtts wini/ed female. Small and gray: head, middle- 

 chest, and middle-breast black : foiechest pale red, its disk darker : 

 feelers black, longer than the body : inoulh pale yellow, with a 

 black tip: nectaries pale yellow, with black tips, and more than one- 

 fourth of the body : legs pale yellow ; feet and tips of thighs and of 

 shanks black : wings colourless, very much longer than the body ; 

 rib-veins pale yellow ; brand pale brown ; branch-veins brown. 

 From Cuicus arvensis. 



