No. 2 ] Collection of Economic insects in the Indian Museum. 45 



6. Celosterna scabrator, var. spinator, Fabr. (Cerambycid 

 beetle). — Said to cause considerable injury to babul [Acacia arabica) 

 plants in Berar. 



7. Melasoma populi, Linn. (Chrysomelid beetle). — Destructive 

 to Salix elegans trees in Deoband. 



8. Pemphigus edificator, Buckton (Homoptera.; Fam. Aphidae).— 

 Forms galls on stems of Pistacia terebinthus trees in Baluchistan. 



v.— Ware-house pests. 



1. Trogosita mauritanica, Linn. (Trogositid beetle). — Attacks 

 stored wheat in Bengal. 



2. Silvanus surinamensisy Linn. (Cucujid beetle). — This is a 

 common ware-house pest in India. It attacks ship's biscuits, dried 

 fruits in Calcutta, and cholum seed in Madras. 



3. Anthrenus vorax, Waterh. (Dermestid beetle). — The larva 

 attacks skins and leather of all kinds in India. 



4. j^thriostoma undulata^ Mots. (Dermestid beetle). — Destroys 

 stored wheat {Triticum sativum) in Delhi. 



5. Dermestes vulpinus, Fabr. (Dermestid beetle). — Reported 

 as destructive to stored silk cocoons in Rajshahi. Destructive to 

 badly-preserved skins. 



6. Rhizopertha pusilla, Fabr. (Ptinid beetle). — A common ware- 

 house pest. It attacks stored wheat, cholum seed and ship's biscuits 

 in India. 



VI.— Insect destructive to grass. 



I. Mahasena graminivora^ Hamp. n. sp. (Psychid moth). — De- 

 structive to grass plants used for covering thatched houses in 

 Calcutta, 



Vll. — Insect destructive to books. 

 I. Sitodrepa panicea,\Anx\. (Ptinid beetle). — The book-worm, 



VIII. — Insects and mites that attack Domesiic Animals. 



I. Chrysops dispar, Fabr. (Tabanid fly). — Reported as attack- 

 ing cattle in Baluchistan. 



