152 



SOI Ml INDIAN INSECTS, ETC. |CHAI\ XVI. 



life-histories are practically unknown bin they arc believed not to 

 do so much damage as cockchafers in their early stage> ; they are. 

 however, of similar habits in appearing at definite seasons of the 

 year. Collection by hand in hand-nets or by picking the beetles or 

 shaking them into trays of oil-and-water is the best method of 

 control. 



Fir,. 70.— Beetle Posts of Palms. 

 1. Oryctes rhinoceros, l.n- i; !, !, 0. rhinoceros, beetle; 4, Rhynchophorus 

 ferruQineus, 1 . Rh. ferrugineus, I 



icnltural Depai tmenl Li iflet.) 



