PATAGONIAN EXPEDITIONS! PALAEONTOLOGY. 
Fig. I. 
Fig. i a, 
Fig. 2 . 
Fig- 3- 
EXPLANATION OF PLATE XXIX. 
Homalodontotherium cunninghami : Lower dentition, left side ; 
approximately natural size. 
Ameghino collection. 
“ “ The same, crown view. 
Homalodontotherium segovi^e, type: Skull, left side, X i- Amegh. 
coll. . ... . 
Homalodontotherium cunninghami : Left upper teeth, crown view ; 
approximately natural size. 
La Plata Museum. . 
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