976 LIST or HOMOPTEROUS INSECTS. 



70. Aphis Galeopsidis. 



Aphis Galeopsidis, Kail. Man. PJian. i. 35, 23. Walk. Ann. Nat- 

 Hist. Ser. 2, iii. 298, 62. Zool. vi. 2251. 



Distance between the first and second veins at the tips more 

 than twice that between them at the base ; third very much farther 

 from the second at the tip than it is at the base, a little nearer to the 

 second at the base than the second is to the first ; first fork at the 

 lip nearer to the second fork than to the third vein, nearer to the 

 third vein than the third is to the second ; second fork much farther 

 from the fourth vein than from the first fork ; fourth vein curved 

 near the base, straight towards the tip, very much nearer to the se- 

 cond fork than to the tip of the rib-vein. 



Var. First fork a little nearer to the third vein than to the 

 second fork. 



Var.? The viviparous ivinged female. Head, disk of the fore- 

 chest, of the middle-chest, and of the middle-breast brown : a few 

 slight black bands on the disk of the abdomen : feelers black, a little 

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

 pale yellow, with black tips, as ionjj as one-sixth of the body : legs 

 pale yellow ; knees, feet, and tips of shanks black : wings colourless, 

 and much longer than the body ; wing-ribs pale yellow ; rib-veins 

 and the wing-bands pale brown; the other veins brown. From Po- 

 lygonum Persicaria, in October. 



a — 0. England. (In Canada Balsam). From Mr. Walker's collec- 

 tion. 



71. Aphis Abietina. 



Aphis Abietina, Walk. Ann. Nat. Hist. Ser. 2, iii. 301, 63. 

 Two foveas on the head. 



Distance between the first and second veins about thrice farther 

 at the tips than at the base ; third farther from the second at the tip 

 than at the base, much farther from the second at the base than the 

 second is from the first : first fork much nearer to the third vein than 



