Pomona Coi.i.KiiK .Ioihnai. ok Ks-roMot 



545 



APTKHOtS VIVII'AHOCS KKMAI.K ( l''ij{lirr lSlll{) 



I.cnjrtli of body V nun., jjrcalfst widtli of iilidonicn 'iA mm.. I>i«ly ri>liiist. 



I'rrrailitijr color — (iray or silvery white due to the white powdery covering 

 over the (jreen hody. Head and thorax- — Very n\iich narrower than tile ahdomen. 

 Ei/es — Dark red. Ijirger than those of winjjed form. Anli-nnm — .Miioli h)nner 

 Ih.in the hodv. all artieles diiskv e\e. pt I. I! .inil l.asal on. -fourth of 1(1 wlileh 



Figure 180. Macrosiphum albifrons 

 A, winged viviparous Icnialc; B, apterous viviparous I'emalc; .i, article 111. 

 winged feinale; b, cornicle of apterous female; c, cornicle of winged female. 



