LARVAL FORMS OF COLEOPTERA 



Plate 48 



Eurysteihidue, Boridae 



A. Eurystetlius calif ornicus Melsh. 



(= Aegialites debilis 



Mann.) : Spiracle sur- 

 rounded by oval 

 sclerome. 



Head. Dorsal 

 view. 



Mandible. V e n- 

 tral view. 



Larva. Dorsal 

 view. 



Head. Ventral 

 view. 



Hypopharyngeal 

 region. 



Hypopharyngeal 

 region. 



Metathorax a n d 

 first abdominal 

 segment. L a t- 

 eral view. 



Leg. 



Labrum. Dorsal 

 view. 



Epipharynx. 



B. 



C. 



D. 



E. 



F. 



G. Boros unieolor Say 



H. " 



I. 

 J. 



K. 



182 



