GENERAL INDEX 



349 



Trichia fallax, exogamy, 150 

 Trichocysts and trichites, 27 

 Trichomonas intestinalis, exogamy, 154 

 Trichonymphinca, classification, 48 

 Trichospherium sieboldi, exogamy, 154 

 Trichostomina, classification, 53 

 Triloculina. classification, 39 

 Trophonucleus, vegetative function, 2S 

 i'"rvpan()phis grobbini, origin of imdu- 



lating membrane, 43 

 Trypanosoma agglomeration, 2G1 



borreli, 240 



changes in habitat. 175 



eflfects on host in sleeping sickness, 

 2G7 



equiperdum, cause of dourine, 196 



form changes, 257 



gambiense, 264 



stages in division, 90 



genus, 244 



grayi, encystment, ISS 



lewisi, male forms, 163 



life cycle, 261 



list of species, 250 



motile apparatus, 253 



noctua-, 247 



exogamy, 160 



nuclei, 2.55 



parthenogenesis, 162, 163 



raia\ 45, 247 



reproduction, 260 



theileri, 245 

 Trypanosomatida, classification, 47 

 Tr\panosoniiasis, 267 

 Tsetse flies, 2(J4, 265 



fly aiul nagana, 199 



Tsetse fly and sleeping sickness, 199 

 Typhus fever and protozoa, 278 



Ultramicroscopic protozoa, 210, 231 

 Undulating membranes, 234 

 Urceolinida', classification, 55 

 Urea in infusoria, 83 



experiments of Griffiths, 83 

 Urocentridoe, classification, 53 

 Uroglena Americana, 20 

 Urnulinidfe, classification, 56 



Vaccoles, protoplasmic structure, 28 

 Valvulina, classification, 39 

 Vampyrella, classification, 38 

 Vertebralina, classification, 39 

 Virgulina, classification, 39 

 Vorticella campanula, food-getting, 73 

 Vorticellidse, classification, 55 

 Vorticellidinae, classification, 55 



Yellow fever, 231 



youth, maturitv, and age in protozoa, 

 110 



z 



ZooMASTiGOPHORA, classification, 46 

 Zygoplast, 46 



