SCALY LEG OF FOWLS. 



41 



Symptoms. 



One of the chief symptoms is that the scales of the 

 legs and feet become raised up and separated from 

 one another. A white powdery substance forms 

 beneath them, which, mixing with the serum, pro- 

 duces a white chalky exudate which hardens between 

 the scales ; gradually this forms greyish crusts over 

 the feet and leo-s. and if not checked in its somewhat 

 slow progress the disease will often end fatally 

 (fig. 13). 



Fig. 13. 



1 Scaly Leg ' of Fowl. 



On examining" one of these roujdi crusts it will be 

 found to be of a spongy texture internally, and as 

 the spongy cavities pass towards the interior they 

 become larger : in these recesses are lodged the ovi- 



