THE AGRICULTURAL PESTS OF INDIA. 73 



of damage to the indigo plant is continued wet weather, 

 which renders the plants tall and woody, without much 

 foliage, and by a kind of etiolation prevents the proper 

 development of the dye property. A proper allowance 

 of sunlight is as necessary to the production of the dye 

 as water is to the growth of the plant. D. & F. 

 Tern. Nil. 



Itch. See Sarcoptes. 



Ixodes, the ticks, a genus of Acarina, are parasitic on 

 most animals. I. ricinus is common on the dog, I. bo vis 

 on cattle and deer; I. brevipes occurs in Ceylon. Europe, 

 Africa, and America have other species, all of them 

 hurtful. The sheep tick, however, the Melophagus ovinus, 

 is an apterous fly of the family Hippoboscidae. 



Jackal. See Mammal. 



Kadhya, or Gudhia in the language of Hindustan, is an 

 insect more or less troublesome to various products of 

 the fields and gardens of Northern India. It has a rough, 

 warty, or shagreened skin, of a dirty ash-grey colour. It 

 needs identification. 



Lachnosterna. A genus of Lamellicorn Coleoptera of 

 the family Melolonthidae. The species are very numerous 



