LARVAL FORMS OF COLEOPTERA 



Plate 18 



Staphylinidae-TMnopininae, 

 8taj)hylinidae-Paederinae 



A. Thinopinus pictus Lee. 



B. Paederus riparius L. (Denmark) 

 C. 



D. Thinopinus pictus 

 E. 



F. Paederus riparius 



G. Thinopinus pictus 



H. 



I. 



J. 



Hypopharynx. 



Hypopharynx. 



Head. Ventral view. 



Prothorax. Ventral view. 



Head. Dorsal view. 



Head. Lateral view. 



Diag'ram illustrating position 

 of antennae and mouth- 

 parts. 



Abdominal spiracle. 



Head. Ventral view. 



Head. Lateral view. 



122 



