116 



INJURIOUS AND BENEFICIAL INSECTS OF CALIFORNIA. 



and R. S. Woglum a1 Pasadena, Los Angeles County. It is probably 

 widely distributed in the southern part of the State. 



Fig. 95. — Essig's Kermes, Kermes essigii King. Adult 

 females on twigs of the coast live oak. Enlarged twice. 

 (Alter King. Photo by author. P. C. Jr. Ent. and Zool.) 



Food Plant. — It is taken only upon the smaller branches of the 

 coast live oak (Quercus agrifolia). 



Natural Enemies. — Great numbers of several undetermined species 

 of hymenopterous parasites 

 were bred from this species 

 by the writer. 



THE GALL-LIKE KERMES 



Kermes galliformis Riley 



I Figs. 94c, 96) 



Description.— The adult 

 females are nearly spheroidal 

 in shape, being slightly wider 

 than long. The color is 

 Lighl brown with three quite 

 wide, white or grayish cross 

 bands and a lian longi- 

 tudinal hand of the same 

 color. There is also a gen- 

 eral marbled effect in the 

 mixing of the gray and 

 brown, as shown in Pig. 96. 

 The length is •;. inch and 

 the width J inch. The sur- 



Fig. 96. — The gall-like Kermes. Kermes galli- 

 formis Riley, on black oak. Natural size. Col- 

 lected in Yolo County by E. J. Branigan. (Orig- 

 inal) 



face is dull and covered with very minute black spots. The young 



