SUBJECT INDEX 



319 



Trypanosomes, 38, 57, 58, 133, 164, 

 170. 172. 199, 200, 206 et seq., 

 215, 259 



Trypan osomidae, 

 see Trypanosomes 



Tiibifex, 63, 64, 68, 73, 88, 139. 140, 

 146, 148, 149, 150, 154, 182, 200, 

 241, 245. 246, 248, 291 



Tubularia, 61 



Turbellarians, 70, 279, 281, 288 



Tyroglyphus, 154 



Urechis, 66, 141, 142, 153 



Urocentrum, 287 



Vroleptus, 51, 287 



Vronema, 51, 290 



Yahlkampfia, 289 



Valeric acid, 84, 212, 213 



Venus, 92, 187, 203, 226 



Vivipara, 91, 95 



Volvox, 49 



Vorticella, 42, 45, 51, 287, 290 



Wooclruffia, 52 



Worms, 26, 62 et seq.. 133, 134, 



139, 142, 150, 160 et seq., 181 et 



seq., 194, 206, 232, 246, 256, 259, 



260, 263, 265, 279, 286 

 Zootermopsis, 124, 140, 208, 234, 



237, 244, 246 



