TO 



Dr. a. CHAUVEAU, 



Member of the Institute (Paris'), General Inspector of tJie Veterinary Schools 

 {France), Professor to the Museum of Nattiral History (Paris), 



As a humble token of the high appreciation of his scientific labors 

 in behalf of Veterinary and Comparative Medicine, this work is, with 

 kind permission, dedicated by 



THE AUTHOR. 



