SUPPLEMENT. 485 



greater or Icfs degree, afFecfled the different 

 flibjec^s, according to the mildnefs or malignity 

 of difeafe. 



Previous to the more particular defcription 

 of prevalent fymptoms in the animals labour- 

 ing under the complaint, a few general obfer- 

 vations may be introduced without the leaft 

 digreffion. I plainly perceived the difeafe to 

 be much more epidemic than infeBiousy and 

 that the time of attack varied in the different 

 kinds; but that the ratios of nineteen in 

 twenty were affedted before they were twelve^ 

 months old. I obferved hounds, greyhounds, 

 pointers, and the larger dogs, were ufually at- 

 tacked between eight months old and twelve ;. 

 while fpaniels, terriers, and the fmaller kinds, 

 fuffered between four months and nine. I 

 alfo remarked the females were in general 

 much lefs afflicfled than the males, many 

 efcaping entirely, and thofe that did not, were 

 neither fo feverely affeded, nor for fo great a 

 duration. 



Having, about the exad: time of forming 



my predetermined chain of obfervations, young 



pointers and fpaniels in ray poffeffion, upon 



I i J whofe 



