CLASSIFICATION OF THE ANIMAL KINGDOM 



Phylum YIII. ECHINODERMATA— tonf/jiKfrf. 



Class l\'. HOLOTHTIROIDEA. 



Order 1. Elasipoda. 



„ 2. Pedata. 



,, 3. APODA. 



Class V. CRINOIDEA. 

 Sub-class I. MonooycUca. 



Subclass II. Dicyclioa. 

 Class VI. CYSTOIDEA. 

 „ VII. BLASTOIDEA. 

 „ VIII. EDEIASTEROIDEA. 

 „ IX. CAEPOIDEA. 



Phylim IX. 



Class I. ch.s:topoda. 



Sxib-class I. Polychaeta. 



Order 1. Akchi-Ch.*;topod.'V. 

 ,, 2. pha.ver0cephai..4. 

 „ 3. Cryptocephala. 

 Sub-class II. Ollgochaeta. 

 Order 1. ilicRODKiLi. 



,, 2. ilECADKILI. 



Appendix to the Chietopoda — Class 

 MYZOSTOMIDA. 



ANNULATA./ ,t-, , , . (■ '' 



Class IL GEPHYREA. 



Order 1. Inermia. 



„ 2. Armata. 



Class IIL ARCHI-ANNELIDA. 

 „ IV. HIRUDINEA. 

 Order L Rhynchobdellida. 

 ,, 2. Arhyschobdellida. 

 Sub-order I. Gnathohdellkla . 

 , , 2. HerpohdelUda. 



Phylttm X. ARTHROPODA. 



