COLEOPTERA CHARACTERS, HABITS, CLASSIFICATION 65 



Heteromera. Tarsus of two front pairs of legs five-jointed ; of hind 

 pair of legs four-jointed. 



Phytophaga. Tarsus four-jointed on all legs and densely pubescent. The 

 head is not prolonged into a beak. 



Rhynchpphora. Tarsus four-jointed on all legs and densely pubescent. 

 The head is prolonged into a beak, which may be of considerable length. 



For full details on the subject of classification, text books on ento- 

 mology should be consulted. A book which will be available to all in 

 India is Lefroy's excellent work Indian Insect Life, where the subject, so 

 far as is at present possible, is fully dealt with. 



FlG. 33.- -A beetle (Heliocopris dominus]. The right elytron 

 is in the position of rest ; the left is partially removed ; 

 the lower wing is spread in the position of flight. 



9003 



i. 



