FAMILY SCARABAEIDAE 87 



Adoretus caliginosus, Burm. var. bicolor, Brenske. 



This variety has the head wholl}' fuscous and the pygidium slightly 

 pubescent. 



The insect is said to be widely distributed throughout India. It was 

 reported as defoliating rose-bushes in the Botanical Gardens, Bangalore, in 

 company with A . bangalorensis. 



Adoretus bangalorensis, Brenske. 



Reference. — Brenske, Iiid. Mus. Notes, v, 38. 



Habitat. — Bangalore. 



Tree Attacked. — Rose-bushes. 



Beetle. — Head large, brown, slightly metallic ; clypeus round, front small ; posterior 

 angles of prothorax rounded ; elytral costae fine, uniformly pubescent ; tarsi small, the 

 joints close together ; pygidium densely pubescent, apex slightly black. 



This beetle has been reported as defoliating rose-bushes in the Botanical 

 Gardens at Bangalore. 



Adoretus cardoni, Brenske. 



This insect (Brenske, described in Ann. Soc. Ent. Belg. vol. xxxii, 

 1893) has been reported as defoliating roses, cannas, etc., in Calcutta. 



DYNASTINAE. 



The forest species at present known as important are large bulky insects, 

 the males furnished with a horn on the head and a prominent projection 

 on the prothorax. The colour is most usually black, but sometimes the 

 insects are brownish. 



The grubs are large, thick, soft, and much curved, the posterior part of 

 the body being swollen and bag-like. They commit damage to trees, more 

 especially to the roots of young seedlings. 



Orvctes. 

 Oryctes rhinoceros, Linn. 



{Tlic Rhinoceros Beetle.) 



References.— Linn, Syst. Nat. ed. 10, 346 (1758) ; Stabbing, Depart. Notes, i, 346 (1906). 



Habitat. — Throughout the plains of India. 



Tree Attacked. — Casuarina {Casuarina eqnisetifoUa) ; Pithecolobium dulce. 

 Madras Plantations. Also palms of various kinds throughout the country. 



