INDEX 



Amoeba, 158 

 Amphibia, 165 

 Amphipoda, 38, 39 

 x\nnelida, 49, 54 

 Anodonta, 72 

 Anthozoa, 143 

 Arachnida, 18 

 Arbacia, 119 

 Armadillidium, 36 

 Arthropoda, i 

 Ascidiacea, 160 

 Asterias forbsii, 113 

 Asterias vulgaris, 113 

 Asteroidea, 113 



Beetle, 4 



Bell animacule, 152 

 Bougainvillea, 131 

 Bryozoa, 69 

 Bugula, 69 



Calcarea, 145 



Campanularia, 136 



Caprella, 39 



Carchesium, 152 



Caterpillar, 15 



Centiped, 17 



Cephalopoda, 103 



Cestoda, 65 



Chaetopoda, 49, 54 



Chordata, 160, 165, 197 



Clam (fresh- water), 72 



Clam (hard-shell), 85 



Ccfilenterata, 127, 131, 136, Ui, US 



Coleoptera, 4 



Copepoda, 42 



Crab, 33 



Crayfish, 21 



Crustacea, 21, 33, 36, 38, 39, 40, 4^, 



45, 47 

 Cyclops, 42 



Daphnid, 45 

 Decapoda, 21, 33, 40 

 Diptera, 5 



Earthworm, 54 

 Echinodermata, 113, 119, 124 

 Echinoidea, 119 

 Epistylis, 152 

 Euglena, 156 



Flagellate, 156 



Fly, 5 



Fresh- water clam, 72 

 Fresh-water shrimp, 38 

 Frog, 165 



Gammarus, 38 

 Gastropoda, 93 

 Gonionemus, 141 

 Grantia, 145 

 Grasshopper, 7 



Hard-shell clam, 85 

 Helix pomatia, 93 

 Holothurian, 124 

 Hydra, 127 



Hydromedusan, 131, 136 

 Hydrozoa, 127, 131, 136 

 Hymenoptera, i 



Infusoria, 148, 152 

 Insect larva, 1 5 

 Insecta, i, 4, 5, 7> ^5 

 Isopoda, 36 



243 



