LARVAL FORMS OF C'OLEOPTERA 



Plate 2 



Micronialthidae 



A. 

 B. 

 C. 

 D. 

 E. 



F. 



G. 

 H. 

 I. 

 J. 



Micromalthus debilis Lee. 



Legless larva ; head. Dorsal view. 



Right maxilla. Ventral view. 



Head. Ventral view. 



Rig'ht mandible. Ventral view. 



Hypopharyngeal sclerome, hypo- 

 pharyngeal braeon, and lignla. 

 Dorsal view. 



Hypoi^liaryngeal sclerome, hypo- 

 pharyngeal braeon, and ligula. 

 Lateral view. 



Larva. Lateral view. 



Tip of abdomen. Ventral view. 



Spiracle. 



First larval instar ; leg with tibia, 

 tarsns and two claws. 



90 



