PATAGONIAN EXPEDITIONS : ZOOLOGY. 



EXPLANATION OF PLATE VII. 



Kerodon australis and Ctenomys osgoodi. 



PAGE 



Fig. i-i<^. Kerodon australis: Skull, S" ad., X i Upper Rio Chico, near 



Cordilleras, Patagonia. U. S. Nat. Mus. No. 84,180 . . 25 



Fig. 2-2b. Ctenomys osgoodi : Type skull, ad., X \. Upper Rio Chico, 

 Patagonia. U. S. Nat. I\Ius. No. 84,149. {Ctenomys robustus 

 in text; for change of name see Postscript, p. 191.) . . 38 



Fig. i-^b. Ctenomys osgoodi : Skull of ad., x -[. Upper Rio Chico, Pata- 

 gonia. U. S. Nat. Mus. No. 84,143. 



(vol. in) 



