Our Fack khom Fish to Man. 



1. Devonian sliark; 2. T'ppor Devonian air-hreafliinfj, lolx'-finncd fish; 

 3. Lower Carboniforous anipliihian; 4. Pernio-rarhoiiiferous reptile; '>. Triassie 

 inaininal-like reptile; (i. Cretaceous mammal; 7. Leinuroid i)rimate; 8. Recent 

 Old World monkey: f). Cliimpanzee; 10. Tasnianian; 11. Roman atlilete. 



I'or details s<'e p. xiii. 



