FIG. A 



FIG. B 



Fie. C. 



PLATE IV. Restorations of archaic mammals. A, cursorial type, PhenacoJus 

 prim(?--uusi B, swamp-dwelling amhlypod, Cvryphodon; C, four-horned 

 amblypod, Dinoceras, the culmination of its race. After Lull. 



