CLASSIFICATION. 



303 



nicnt perhaps not very much unHke that shown in the an- 

 nexed diagram. 



• WMamm-a^cn 



^Arta 



* «1 ^ Itefitilla. 



VE RTEB'RATA 



^Mi-lilklbia. 



Fisce* 



\ 



\ 



Ptcro/ioda *Ce/iAaJefieda 



• tGet&teroftedi*. 

 " • dicecior 

 &n ster oftcda, 

 moijacLO, • • 



FatmontUa 



.DueeM**^ 



At^acAnida 



MOLL US C A 



*^Bra chiefi oda, 



Mollusc6'I(ia 



jkscidioida* • I 'Pclysoa 



/ ,'* Crustacea 



ATticTlLatoL 



; 

 / 



f ^M^i/rt'a/ioda, 



I 



AN N U L O S^ A 



jATincllda* 



tS^olecida * 



/" • • • 



A^lTLUloidd. 



/ ^ • 



Xc^iInodcTptata •/, 

 * / • * 



/ / 



. // 



* ^Grregarunidm 

 Mhizofiodi^^^ 



/ PROTOZOA 



Sjion^ida Jnfusorla 



Mydrczca/* •, 



CCEL E N TERATA 



In this diagram, the dots represent orders, the names ol 

 which it is impracticable to insert. If it be supposed that 

 when magnified, each of these dots resolves itself into a 

 cluster of clusters, representing genera and species, an ap- 

 proximate idea wiU. be formed of the relations among the 

 ouccessivcly-subordinate groups constituting the animal king- 



