CONTENTS 



I. SYNOPSIS. 

 Synopsis of Types, 

 Definitions of Types, 

 Synopsis and Definitions of 

 Phylogenetic Diagram, 



II. LABORATORY PRACTICUM 

 Protozoa. 

 AscoN Sponge, 

 Sycon Sponge, 

 Hydra, . 

 Campanularia, 

 turbeli-aria, 

 Distomum, 

 Taenia, . 

 rotifera 



ASCARIS, 



lumbricus, 

 Cambarus, 

 Porcellio, 

 Cyclops, 



SiMOCEPHALUS, 



Cypris, . 



Spider, . 



Chilopod, 



Caloptenus, 



Mya, 



Helix, 



BUGULA, 



Asterias, 

 Sea Urchin, 

 Balanoglossus, 



Classes and Orders 



18 

 58 



60 



65 



66 



68 



69 



73 



76 



78 



80 



82 



84 



90 



97 



102 



105 



107 



108 



111 



112 



127 



130 



133 



134 



136 



138 



