1 88 LAMARCK, HIS LIFE AND WOSK 



Lamarck perceived the need of reform, of bringing 

 order out of the chaotic mass of animal forms, and he 

 says (p. 33) that he has been continually occupied since 

 his attachment to the museum with this reform. 



He relies for his characters, the fundamental ones, 

 on the organs of respiration, circulation, and on the 

 form of the nervous system. The reasons he gives 

 for his classification are sound and philosophical, and 

 presented with the ease and aplomb of a master of 

 taxonomy. 



He divided the invertebrates, which Cuvier had 

 called animals with white blood, into the seven fol- 

 lowing classes. 



We place in a parallel column the classification of 

 Cuvier in 1798. 



Classification of Lamarck. Classification of Cuvier. 



Of these, four were for the first time defined, and 

 the others restricted. It will be noticed that he sepa- 

 rates the Radiata {Radiaires^ from the Polypes. His 



