Pomona College JouRNAr. of Entomology 



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and dark. Stigma long; and as dark as costal veins. Other veins slender 

 and brown. Secondary — Length, 2.5 mm., width, 0.7 mm. Style — Dark, 

 longer than half the length of the cornicles. 



Apterous J'iviparotis Female. (Fig. 13^1.) Length, 2.5 mm., width, 1.5 mm. 

 Prcvailins^ color — Wine-red, maroon, to a dark reddish brown, throughout 

 tlie body proper. Shiny. Antennae — Slightly shorter than those of the 



Figure 139. Aphis rudbeckiae, apterous viviparous female. 



Figure 140. 

 A, antenna of winged viviparous female; B, antenna of apterous viviparous female 

 of Aphis rudbeckiae; C, antenna of winged viviparous female; D, antenna of apterous 

 viviparous female, of Aphis lutescens. 



