282 THE DISEASES OF CATTLE. 



the naked eye. If it cannot, use the microscope to be 

 sure as to the exact cause of the trouble. The hair of a 

 mangy ox comes off here and there, and the removal of 

 the dry scales reveals small, raw pimples, which dis- 

 charge a yellowish, watery fluid. In chronic cases the 

 skin becomes thick and folded. The disorder is peculiar 

 to .badly kept and debilitated animals. 



Fig. 126. The mite or aearas known as Symbiotes Bovis. Magnified. 



Remedy. — 1. Sulphur, 1 oz., lard, 1 oz. 2. Oil of 

 stavesacre, 1 dram, lard, 1 oz. Either of these, or com- 

 bine the two with 20 grains of white precipitate of mer- 

 cury. "Wash with carbolic acid soap and water before ap- 



