142 



BIOLOGY AND ITS MAKERS 



comparative anatomy there gradually emerged naturalists 

 who com.pared the structure of the higher animals with that 

 of the simpler ones. These comparisons brought out so 

 many resemblances and so many remarkable facts that anat- 



FiG. 37. — Severinus, 1580-1656. 



omy, which seems at first a dry subject, became endued with 

 great interest. 



Severinus. — The first book expressly devoted to compara- 

 tive anatomy was that of Severinus (i 580-1656), designated 



