PLATK LXXVf. 
Craniam of Procamelm ovcidentalis, three-fourths the natural size. I^ago 329. 
Fig. 1. Superior .surface. 
Fig. 2. Inferior surface. 
Fig. 3. .Superior view of a cast of (ho brain-cavity from the same skull, two-thirils fho natural size 
Page 338. 
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