Plate VII. — Fig. 1. — Perclicron marc, showing chronic dourinc. Observe the "tucked 

 up" abdomen and emaciation, the mare having lost over 700 pounds in the previous four 

 months. Fig. 2. — A mare in the last stage of dourine. Notice the position of the off hind 

 foot and the straightened hock joints. (After Mohler, Bui. No. 142, Bu. An. Ind., U. S. 

 Dept. Agr.). 



