LARVAL FORMS OF COLEOPTERA 



Plate 73 



A. 



B. 



Dnjopidae-Helminae (A-E), 



Dryopidae-Pelononiinae (F-0) 



Limniiis troglodytes Gyll. 



(Denmark 



N. 



0. 



Anterior part of head. Dor- 

 sal view. 



Right mandible, old and 

 worn apically. Dorsal 

 view. 



Ends of right maxilla and 

 labium. 



Left mandible. Ventral 

 view. 



Larva. Lateral view. 



Larva. Dorsal view. 



Larva. Lateral view. 



Left mandible. Ventral 

 view. 



Head. Dorsal view. 



Parts of lacinia and galea. 

 Dorsal view. 



Leg. 



Head. Ventral view. 



End of abdomen with ninth 

 abdominal segment and 

 operculum removed. Ven- 

 tral view. 



Same as figure M, but with 

 ninth abdominal tergite 

 present. Ventral view. 



End of abdomen. Ventral 

 view. 



232 



