CAVE-MEN. 267 



were filled up, the changes which have taken place have 

 resulted rather in the extinction, than in the creation of 

 species. The stag, horse, boar, dog, in short, all our 

 existing forms of mammalia, were already in existence, 

 and there would have been in reality more just cause for 

 surprise if man alone h&d been unrepresented. 



