314 



PKED. V. THEOBALD — 



Aphis rumiciSf Linnaeus. 



„ africana, sp. nov. 

 Hyalopterus pruni, Fabricius. 

 Toxoptera theobromae, Schouteden. 



,. aurantiae, Boyer. 



j, graminum, Rondani. 

 Tubereulatus quercus, Kaltenbach. 

 Dryaphis persicae, Cholodkovsky. 

 Lachniella tJnijafolia, sp. nov. 

 Eriosoma lanigerum, Hausmann. 

 Rectinasus buxtoni, Theobald. 

 Forda rotunda, Theobald. 

 Phylloxera corticalis, Kaltenbach. 



„ vastatrix, Planehon. 



Myzus persicae, Sulzer, and M. cerasi, Fabricius, have been recorded, but in 

 error for Aphis persicae, Boyer. 



Macrosiphum lophospermum, sp. nov. 



Alate male. — Green : head dark ; disc of thorax black : antennae longer than 

 the body, dark brown, base of third segment pale, the third scarcely longer than 

 the fourth, the fourth longer than the fifth, the sixth about as long as four and 



a<r 





Fig. 1. — Macrosiphum lophospermum, Theo. ; (A) head and antenna of $ ; a\ 3rd segment 

 of antenna ; a 2 , 4th segment ; (B) male genitalia ; (C) eorniele ; (D) antenna of alate $ ; 

 (B) antenna of apterous 9 5 (F) cauda of apterous $>• 



five ; the third segment with 22-24 sensoria extending along the whole length, 

 the fourth with 20-22 sensoria along the whole length, the fifth 15-17 sensoria 



