PATAGONIAN EXPEDITIONS I PALEONTOLOGY. 



EXPLANATION OF PLATE LIX. 



PAGE 



Fig. i. PLANOPS LONGIROSTRATUS : Skull, top-view. Amer. Mus. Nat. Hist. 



(No. 9,302). 326 



Fig. i a. " " Skull, base. 



Fig. i b. " " Skull, left side. 



Fig. 2. PREPOTHERIUM FILHOLI? Mandible, right side. Amer. Mus. Nat. 



Hist. (No. 9,573). 329 



Fig. 2a. " " Mandible, crown-view. 



All figures natural size. 



(VOL. v) 



