HISTORY OF ENTOMOLOGY. 



4-77 



more uniform and satisfactory than that of the French 

 Entomologist : and we may say, with respect to the ex- 

 tent and effect of his zoological labours, Nihil non 

 tetigit, et omnia qua tetigit ornavit. 



7. Era of MacLeay, or of the Quinary System. I have 

 more than once stated to you in my former letters the 

 bases upon which the system which I am in the last 

 place to explain to you is built. You know the Sub-king- 

 doms and Classes into which its learned and ingenious 

 author, upon a novel and most remarkable plan, has di- 

 vided the Animal Kingdom a . I shall now copy for you 

 his diagram of the Annulosa. 



Laemo- 

 dipoda 



CWopoda Thytonura 



Chilognatha ^ Anoplura 

 hvpoda V Vermes 



* 



Coleoptera < Orthoptera 



Trichoptera 



a VOL. IIF. p. 14. 



