FIG. A. 



FIG. B 



FIG. C. 



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

 primeevuj) B, swamp-dwelling amblypod, Coryphodon; C, four-horned 

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



