PATAGONIAN EXPEDITIONS: PALEONTOLOGY. 



EXPLANATION OF PLATE II. 



PAGE 



Fig. I. DiADiAPHORUS MAjuscuLus : SkuU, top view, X f . (A. M. N. H., 



No. 9291.) 15 



Fig. la. " " Skull, right side, X |. (A. M. N. H., 



No. 9291.) 

 Fig. 2. " " pi -^, M-i, crown view, X ^ From 



a cast of the type specimen of D. 

 diplinthius . . . . . 32 



Fig. 3. DiADiAPHORUS VELOX : Left ramus mandibuli, X \. From a cast of 



a specimen, probably male, in the Ame- 

 ghino collection. . . . . . 38 



Fig. 4. " " Right ramus mandibuli, X ^, of a presumable 



female. (No. 15,295.) .... 38 



(vol. vii) 



