LARVAL FORMS OF COLEOPTERA 



Plate 55 



A. Boros iinicolor Sav 



B. " 



C. " 



D. " 



E. 



F. 

 G. 

 H. 



Boridae 



Head. Dorsal view. 



Head. Ventral view. 



Right mandible. Ventral vieM'. 



Prothorax and mesothorax. Ventral 

 view. 



Left mandible. Dorsal view. 



Spiracle. 



Larva. Dorsal view. 



Eighth, ninth, and tenth abdominal seg- 

 ments. Ventral view. 



Maxilla ; C\ anterior part of cardo ; C', 

 posterior part of cardo. Ventral 

 view. 



196 



