x A Remarkable Ground Sloth 



VI. Pes of N othrotherium skastense 33 



A. Right pes, inner aspect, the morphological sole, showing vestigial Vth digit 



B. Left pes, outer aspect, position reversed in photographing so that the astragalus 

 is downward 



About 2/7 natural size 



VII. Skiagraph of left pes obliquely from above, 3/4 natural size 35 



VIII. Right hip of N othrotherium shastense, showing hide and hair in situ. 



The tooth marks of a rodent are visible on the margin of the hide 37 



IX. Restoration of N othrotherium shastense, based upon the Yale specimen. 



By R. S. Lull. About 1/10 natural size 39 





