LIST OF HOMOPTEROUS INSECTS. 1007 



141. Aphis Tragopogonis. 



Aphis Tragopogonis, Kalt. Mon. PJian. i. 124, 96. 



The vidparous wingless female. Black, shining, convex, in- 

 creasing in breadth from the head to near the tip of the abdomen ; 

 segments very distinct : feelers much shorter than the body ; first and 

 second joints short and stout, with no notch on the inner side ; fourth 

 joint shorter than the third, longer than the fifth ; sixth rather broad, 

 shorter than the fifth ; seventh very slender, as long as the third, 

 which is mostly tawny : sides of the fore-chest white beneath : nec- 

 taries about one-twelfth of the length of the body : shanks yellow ; 

 thighs yellow towards the base. 



TTie viviparous winged female. Dull dark red while a pupa, 

 with dull pale green rudiments of wings: feelers nearly as long as 

 the body when the wings are unfolded, rather thick, excepting the 

 seventh joint: wings colourless; rib-veins yellow towards the base; 

 brands grayish ; veins black. 



Distance between the first and second veins twice farther at the 

 tips than at the base ; third vein a little nearer to the second at the 

 base than at the tip, much nearer to the second at the base than the 

 second is to the first; first fork as far from the second fork as from 

 the third vein, farther from the third vein than the third is from the 

 second; second fork a little nearer to the fourth vein than to the 

 first fork ; fourth vein curved near the base, almost straight towards 

 the tip, a little nearer to the second fork than to the tip of the rib- 

 vein. 



a—f. Prussia. Presented by F. Walker, Esq. 



142. Aphis Ligustici. 



Aphis Ligustici, Fabr. Sp. Ins. ii. 389, 44. Mant. Ins. ii. 317, 49. 

 JEnt. Si/st. iv. 219, 46. Si/st. Rhyn. 301, 46. Gmel. Ed. Syst. 

 Nat. i. 4, 2203,40. Stew. El. Nat. Hist. ii. 110. Kalt. Mon. 

 P/an. i. 140, 107. 



Norway. 



3t2 



