Pomona Collbgl; Journal of Entomology 403 



those of the winged form without the sensoria. The articles are somewhat 

 variable in length; I 0.095 mm., II 0.071 mm., Ill 0.438 mm., IV 0.188 mm.. 

 V 0.2 mm., VI 0.469 mm. (VI 0.094 mm., VII 0.375 mm.). The head and 

 thorax are yellow. The abdomen is very smooth and beautifully rounded 

 and tapered as shown in the cut. Cornicles — Dark, usually extend outwardly 

 at right angles to the body axis. Style — Dark. Other characters same as in 

 wiuged form. 



This insect was very abundant this year feeding upon the small Milkweed, 

 Asclepias mexicana, in all parts of Southern California. It is preyed ui)on by 

 the larvae of Syrphus sp., Chrysopa sp., Coccinella calif ornicHs, Hippodaiiiia 

 convergens, and by internal parasites. 



