No. 6. ] ^ Conspectus of Insects. 149 



Melolonthini = Cockchafers or White grubs . 



8. Lachnostkkna impbessa Buim. — A thick-set brown beetle, with 

 curved white fleshy grubs, which were reported as very destructive in 

 gardens in Darjeeliiig in the year 1S83. The insect did a great deal of 

 damage to young tea [Camellia iheif era) plants iu the same district in 

 October 1S91. 



9. Lachnosterna pinguis Walker. — Said to be one of the insects known 

 as white grub, which have proved very destructive to coffee [Coffea arabica) 

 bushes in Ceylon. The insect is chiefly known by the curved white 

 fleshy grubs which are found in the ground about the roots of the coffee 

 bushes on which they feed. 



10. Aiicyclonijcha sp. — Anotlier of the insects known as white grub 

 in Ceylon coffee [Coffea arabica) estates (Nietner). 



11. Undetervmied cockchafer larva were reported as very destructive 

 to paddy [Oryza sativa) and maize [Zea Mays) in Chittagong in 1881. 



Bynastini = Goliath beetles. 



12. Oryctes UHiNOCEUosLinn. — A large black or brown beetle, with 

 a protuberance like the miniature horn of a rhinoceros on the upper part of 

 its head. It has been reported as very injurious to palm trees, especially 

 coeoanut [Cocos nucifera) palms in Madras and Singapore; it has also 

 been noticed in Calcutta. The Cinghalese name for it is said to be 

 G ascooroominga. It damages palm trees by cutting large holes through 

 the young leaf shoots. 



Bu2]restidce. 



13. Chrysolothris sex-notata Gory. — Thought to be the insect reported 

 by Mr. Thompson as boring into sal [Shorea robusta) wood after it is 

 felled, sometimes rendering the timber unfit for use. 



14. Vsilopierafastuosa Fabr. — Said to attack teak [Tectona grandis) 

 ti'ees in Malabar. 



15. Belionota iC2(/eWam'^Fabr. — Thought to be the insect reported 

 by Mr. Thompson as boring into the wood of the khair tree [Acacia 

 Catechu) . 



1 6. Sphenoptera gossypii Kerremans. — A small species, which has been 

 reported to injure cotton [Hossypium herbaceiim) plants in Nagpur, the 

 larv£E tunneling into the stems. 



17. Undetermined Buprestidce, — A large species, said to tunnel into 

 mango [Mangifera indtca) trees (Thompson) ; also a small species said 

 to attack chir [Pinus lotigifoUa) , sometimes rendering the wood unfit for 

 beams (Thompson) ; and a species which has been sent to the Museum as 



. boring into poplar (/ Populus evphratica) trees in Baluchistan. [N.B. In 



the case of the Buprestidaj the injury is done by the immature insert 

 which tunnels into timber. The larvaj are flattened legless grubs, with 

 the front portion of the body expanded laterally). 



