SCHEME OF THE CLASSIFICATION ADOPTED IN 

 THIS BOOK 



PHYLUM I. PROTOZOA 27 



PAGE 



Class I. RHIZOPODA ... 27 



Order i . LOBOSA .... 39 



" 2. HELIOZOA ... 40 



" 3. RADIOLARIA . . 40 



" 4. FORAMINIFERA . 41 



Class II. MASTIGOPHORA . 41 



Order i . FLAGELLATA . . 45 



" 2. CHOANOFLAGEL- 



LATA .... 47 



" 3. DlNOFLAGELLATA 47 



" 4. CYSTOFLAGEL- 



LATA .... 48 



Class III. SPOROZOA ... 48 



Subclass I. Telosporidia . 52 



Order i. GREGARINIDA . 52 



" 2. COCCIDIIDEA . 52 



" 3. H^MOSPORIDIA 52 



Subclass II. Neosporidia . . 52 



Order i. MYXOSPORIDIA 52 



u 2. SARCOSPORIDIA 53 



Class IV. INFUSORIA ... 53 



Subclass I. Ciliata ... 62 



Order i . HOLOTRICHA . 63 



" 2. HETEROTRICHA 63 



" 3. HYPOTRICHA . 64 



" 4. PERITRICHA . 65 



Subclass II. Suctoria ... 65 



PHYLUM II. PORIFERA . . . . . .92 



Class I. CALCAREA . . .105 Class III. DEMOSPONGIJE . 105 



Order i. HOMOCCELA . .105 



" 2. HETEROCCELA . 105 



Class II. HEXACTINELLIDA 105 



Order i. TETRAXONIDA . 105 

 " 2. MONAXONIDA . . 105 

 " 3. KERATOSA . . .105 



PHYLUM III. 



Class I. HYDROZOA . . . 



Order i. ANTHOMEDUS^E . 

 " 2. LEPTOMEDUS^E . 

 " 3. TRACHYMEDUS^E . 

 " 4. NARCOMEDUS^E . 

 " 5. HYDROCORAL- 



LIN.E .... 

 " 6. SIPHONOPHORA 



CCELENTERATA . . 108 



118 Class II. SCYPHOZOA. . 

 128 Order i. STAUROMEDUS.E 

 " 2. PEROMEDUS^E . 



" 3. CUBOMEDUSvE . 



" 4. DISCOMEDUS.E 



128 

 128 

 128 



Class III. ANTHOZOA . . 

 129 Subclass I. Alcyonaria . 

 129 Order i. STOLONIFERA 



129 

 132 

 132 

 133 

 133 

 133 

 139 

 139 



