PATAGONIAN EXPEDITIONS : 
PALAEONTOLOGY. 
EXPLANATION OF PLATE XL. 
Borhyaena tuberata: Left side of the skull and mandible, X -I (No. 15,701). 
The lower canine and M T are supplied from the opposite side. The oc- 
ciput is restored to correspond with that of B. excavata, and the extent 
of the restoration is indicated by the neutral tint ..... 
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(VOL. IV.) 
