JOURNAL OF ENTOMOLOGY AND ZOOLOGY 



77 



FEMALES 



Scales — The exuviae of tlie female scales are comparatively 

 large — almost entirely covering the bodies. They vary from 

 light yellow to dark reddish-brown in color and are central or 

 sub-central. The length averages about 0.4 mm. The scale or 

 shell proper is rather thick and brittle and has a well developed 



Figure L Protodkispis ayrifolia. Twig of (Jiien-iix agrifoVm, showing cliaiMcteristio 

 infestation of females. (Original). 



ventral or under shell beneath the body. It is very small and 

 not easily seen without the aid of a hand lens (Fig. 1). The 

 color is light gray and conforms well with the color of the oak 

 bark. Each scale is constructed around and includes the many 



