38 Mites Injurious to Domestic Animals. 



Under war conditions, according to Fayet, sarcoptic mange of 

 the horse commences on the forehead, parotid regions, base of the 

 ears, cheeks, intermaxillary spaces, etc., and may be localised for 

 some time in these regions and on the forequarters. If treated 

 promptly at this stage the disease can be prevented from invading 



FIG. 20. 



M egninia columbae (p. 64). From domestic pigeon, 

 male, x 154 (Original.) 



Ventral view of 



other parts of the body. Close clipping enables mange to be readily 

 detected. 



Mr. A. W. Noel Fillers (Notes on Mange, and allied Mites, for 

 Veterinarians, London, 1921) states that sarcoptic mange can be 

 distinguished clinically from other types of mange with a fair degree 

 of accuracy. He says that " the lesion prefers the thinner-skinned 

 areas ; in addition to encrustation the skin itself is thickened, the 



