28 ANDREW JACKSON HOWE. 



the supra-condylar foramen appeared oftener in the 

 prehistoric skeleton of man than it does at present; 

 and if it showed itself more frequently in the great 

 apes than it does in the savage or civilized man. But 

 knowledge is confessedly so limited on 'this subject at 

 present that the results of future comparisons can not 

 be predicted. 



