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Pomona College Journal of Entomology 



light, narrow, subcostal wide, light; stigma three times as long as broad, nearly a 

 parallelogram in shape, dark to nearly black ; stigmal vein well curved throughout 

 its entire length; basal two-thirds of the first and second discoidals light, 

 remainder dark ; third discoidal obsolete at base, second branch arising two-thirds 

 the distance from the union of the first branch to tip of vein. Secondary — Length 

 2 mm., width 0.55 mm., subcostal deeply curved at the base of the second discoidal. 

 Style — Dark, conical, less than half the length of the cornicles and a trifle shorter 

 than tarsi, hairy. 



APTEROUS VIVIPAROUS FEMALE. (Figure 170 B) 



Length of body 1.8 mm., greatest width of abdomen 1.1 mm., body well 

 rounded. 



Prevailing color — Dark olive green to a greenish brown or amber. Head — 

 Brown. Eyes — Very dark red. Antennae — (Figure 170 d). Slightly more than 



Figure 170. Aphis ceanothi-hirsuti 

 A, winged viviparous female; li, apterous viviparous fcnialf, a. antenna of 

 winged female; b, cornicle of winged female: c, cornicle of apterous female; d, an- 

 tenna of apterous female. 



