168 GRAMMAR OF ENTOMOLOGY. 



unnecessary severity ; unnecessary, because tem- 

 perate argument, and persevering inquiry, do 

 more to elicit truth, and fair, moderate state- 

 ments, more to establish it, than angry words and 

 flat contradictions. 



621. The author may, perhaps, be allowed to 

 add, that though almost alone in the belief, he 

 still believes that the septenary system is the 

 system of nature ; but he is not inclined to argue 

 the subject further, and if he were, this is not the 

 place : he leaves the subject to those who feel 

 disposed to prosecute the inquiry ; the truth must, 

 eventually, make its way. 



622. Universal nature is divisible into material 

 and immaterial : the material is divided into orga- 

 nic and inorganic; the organic is divided into 

 animal and vegetable : these are called kingdoms 

 (regnd) ; and the whole of the animals thus con- 

 stitute the animal kingdom: the inorganic 

 division, like the organic, is double : of the 

 immaterial we all are ignorant. 



623. The animal kingdom is distributed under 

 four great divisions, distinguished from each other 

 by organization. One of these is a single group, 

 the other three are each double groups ; that is, 

 they each contain two groups, both of which 

 possess the essential characters of the division, 

 but which, nevertheless, widely differ in some 

 subordinate character. These divisions, whether 

 considered as four or seven, may be termed pro- 

 vinces : they are these : 



