OF THE OX. 151 



are always affected in different degrees. Thus, 

 not one of the cattle smitten with the typhus 

 goes through all the phases of the disease, 

 without suffering at a given moment in its 

 nervous, respiratory, and digestive functions. 



In this respect, the typhus of the ox pre- 

 sents an apparent analogy with the typhoid 

 fever in man, although it is different. Conse- 

 quently, the name of typhus fever given by 

 some veterinary surgeons, is not altogether 

 inapplicable to it. 



3. Period of Duration. At this stage of 

 the disease, which may be said to extend from 

 the fourth to the seventh day, the nervous 

 derangements are confined to symptoms of 

 uneasiness and sensibility along the dorsal 

 spine ; for those cases which exhibited more 

 violent derangement in the nervous functions 

 have proved fatal. In this period of the disease 

 the breathing is more embarrassed, particularly 

 when the pulmonary form of the disease pre- 

 vails. The pulse, which is hard and frequent, 

 indicates from forty to sixty pulsations ; the 

 beatings of the heart are more violent and 

 audible; the mucous membranes, dry at the 



