346 



INDEX OF SUBJECTS 



sporoduct, 151. 



sporont, 145. 



Sporozoa, 15; structure, 142, 146; food- 

 taking, 146; motion, 148; reproduction, 

 149; inter-relationships, 166; classifica- 

 tion, 167. 



sporozoite, 141. 



Spumellaria, 70, no. 



Spyroidida, no. 



Squamulina, 107. 



Stacheia, 108. 



Siatirophrya, 210. 



Staurophryidae, 210. 



Staurosphaeridae, no. 



Sleiniella, 140. 



Stenophora, 167. 



Stenjor, pseudopodia, 175, 183; nuclei, 190; 

 division, 192; classification, 208. 



Stentoridae, 208. 



Stephanidae, no. 



Stephanophora, 168. 



Stephanopogon, phylogeny, 201; classifica- 

 tion, 206. 



Stephanosphara, 140. 



Stephoidida, no. 



Stichotricha, 209. 



Stictospora, 168. 



stigma (eye-spot), fig. p. 37; 61 ; in Infusoria, 

 174. 



Streblonidae, no. 



Strombidium, trichocysts, 175; classification, 

 208. 



Strongylidium, 209. 



Stylamceba, 106. 



styliform tentacles, 195. 



Stylochrysalis, division, 128; classification, 



139- 



Stylocometes, 210. 



Stylonychia, 209; conjugation, 220; nucleus, 

 257 ; irritability, 295. 



Stylorhynchidae, 168. 



Stylorhynchits, 168. 



Stylosphaeridae, no. 



Sucto-ciliata, 205. 



Suctorella, 210. 



Suctoria, 18, 22, 195 ; food-taking, 52; ten- 

 tacles, fig. p. 52; reproduction, 198; clas- 

 sification, 209. 



symbiosis, in Radiolaria, 70; in Parame- 

 cium, 282. 



Symphyta, 166. 



Syncrypta, 139. 



Syncyslis, 168. 



Sy intra, odor, 62; classification, 139. 



Syringammina, 107. 



Telosporidia, 167. 



tentacles, 52, 196. 



Testacea, 18. 



Tetramitus, flagella, 121; distributed nu- 

 cleus, 124, 251; classification, 138; con- 

 jugation, 214. 



Tetrasporocystidae, 168. 



Telrastyla, 209. 



Tetratoma, 139. 



Textularia, 108. 



Textularidae, 108. 



Textularinse, 108. 



Thalamophora, 18. 



Thalamopora, 109. 



Thalassicolidae, 18, no. 



Thalassicolla, no; enucleated central cap- 

 sule, 302. 



Thalassosphaerida, no. 



Thaumatomastix, 1 39. 



Thecamcebina, 106. 



Thelohania, 169. 



Theocyrtidae, m. 



thermotaxis, 295. 



thigmotaxis, 300. 



Tholonidae, no. 



Tholospyridae, no. 



Thurammina, 107. 



Thylakidium, 208. 



Tiarina, 206. 



Tinoporinae, 109. 



Tinoporus, 109. 



Tintinnidae, 208. 



Tinlinnidium, 208. 



Tintinnopsis, 208. 



Tintinnus, 208. 



Tokophrya, 210. 



Trachelinidae, 206. 



Trachelitis, trichocysts, 175; classification, 

 206. 



Trachelocerca, 206. 



Trachelomonas, shell, 114; division, 128; 

 classification, 138. 



Trepomonas, 138; irritability, 297. 



trichocysts, in Mastigophora, 119; in Infu- 

 soria, 175. 



Trichodina, phylogeny, 203; classification, 

 209. 



Trichodinopsis, 209. 



Trichogaster, 209. 



Trichomonas, 138. 



Trichonympha, 138; relation to ciliata, 200. 



Trichonymphinea, 138. 



Trichophrya, 210. 



Trichorhynchus, 167. 



TrichosphcErium, 106. 



