9 8 



BIOLOGY AND ITS MAKERS 



animal kingdom." He was working under the influence of 

 Cuvier, who, some years earlier, had founded the science of 

 comparative anatomy and whom he recognized as his great 

 exemplar. His work is dedicated to Cuvier, and is accom- 



FIG 29. REAUMUR, 1683-1757. 



panied by a letter to that great anatomist expressing his 

 thanks for encouragement and assistance. 



O 



Straus-Diirckheim (1790-1865) intended that the general 

 considerations should be the chief feature of his monograph, 

 but they failed in this particular because, with the further 

 developments in anatomy, including embryology and the 

 cell-theory, his general discussions regarding the articulated 



