PATAGONIAN EXPEDITIONS: PALEONTOLOGY. 



EXPLANATION OF PLATE XIII. 



PAGE 



Fig. I. Proeutatus lagena: Skull, left side (No. 15,613) . : . . 65 



Fig. 2. '' '' '' base (No. 15,613). 



Fig. 3. '' " '' top (No. 15,613). 



Fig. 4. Proeutatus robustus, type: Skull, right side (No. 15,214) . . 43 



Fig. 5. '' '' '' " base (No. 15,214). 



Fig. 6. Proeutatus sp. Occiput. 



Fig. 7. Proeutatus lagena: Caudal vertebrae (No. 15,958) . . . 66 



All figures natural size. 



(vol. v) 



