FIELD BOOK OF INSECTS. 



Twigs and other parts 



Plate XCVII, Fig. 10, shows the white, shot-like catkin 

 gall of Andricus pulchra and, Fig. n, the acorn gall of 

 Amphibolips prumis. 



Plate XCVIII shows Callirliytis cornigerus (Fig. i); 

 C. punctatus (Fig. 2) resembles cornigerus but without 

 "horns"; C. seminator (Fig. 3), white or pinkish, woolly; 

 C. similis (Fig. 4), usually on scrub-oak; C. clavula (Fig. 

 5), usually on white oak; Cynips strobilana (Fig. 6), hard 

 and corky, with a single cell in each division ; Disholcaspis 

 globulus (Fig. 7); D. duricaria (Fig. 9), with sharp point at 

 apex; Biorhiza forticornis (Fig. 10), pale yellow with reddish 

 tinge when fresh, kernel of each division held by radiating 

 fibers; Neuroterus batatus (Fig. 8), pale bluish bloom, corky, 

 many larval cells; N. noxiosus (Fig. u), hard, woody, 

 many larval cells. 



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