Index. 



459 



Tomes, i8. 

 Tomopteris, 219. 

 Tomsa, 23. 

 Tomaria, 209. 

 Tomatina, 305. 

 Torrea, 215. 

 Tortricidae, 411. 

 Toxiglossata, 288, 308. 

 Toxopneustes, 147. 

 Trachea, 33, 367. 

 Trachea of Poli, 260. 

 Tracheliastes, 348. 

 Tracheliidse, 71. 

 Trachelius, 76. 

 Trachelobdella, 205. 

 Trachelocerca, 71. 

 Trachelomonas, 55. 

 Tracheopnoa, 363. 

 Trachydra, 94. 

 Trachydrida;, 94. 

 Trachynema, 95. 

 Trachynemidas, 88, 95. 

 Trachynotus, 217, 

 Trachyplana, 160. 

 Traquairia, 61. 

 Travisia, 222. 

 Trematoda, 172. 

 TremoctopuF, 326. 

 Trepang, 153. 

 Treutler, 175. 

 Trisenophorus, 165. 

 Triarthus, 196. 

 Trias formation, 46. 

 Tricelis, 160. 

 Trichaster, 136. 

 Trichina, 181, 186. 

 Trichocephalus, 179, 181, 186. 

 Trichocysts, 71. 

 Trichoda, 72. 

 Trichodectes, 399. 

 Trichodina, 66, 70. 

 Trichodinidae, 70. 

 Trichodiscus, 58. 

 Trichomonas, 55. 

 Trichoptera, 406. 

 Trichopterygidje, 414. 

 Trichosoma, 179. 

 Trichosomum, 186. 

 Trichotrachelidse, 186. 

 Tridacna, 261, 270. 

 Trifora, 257. 

 Trigonella, 271. 

 Trigonia, 263, 269. 

 Trilobitida, 47, 351. 



Triloculina, 51. 

 Trimya, 261. 

 Triopa, 294, 305. 

 Triopidse, 305. 

 Triophthalmus, 197. 

 Triplechinidse, 147. 

 Triploblastica, 79. 

 Triptera, 279. 

 Tristomum, 173. 

 Tristomida, 173. 

 Tripneustes, 147. 

 Tritozooids, 35. 

 Tritoniidse, 304, 308. 

 Tritonium, 290, 308. 

 Trivia, 308. 

 Trivium, 147. 

 Trochammina, 53. 

 Trochal discs, 194. 

 Trochetia, 204. 

 Trochidse, 307. 

 Trochocyathus, 116. 

 Trochocyclus, 277. 

 Trochus, 207, 291, 302. 

 Trochosmilia, 117. 

 Troglocaris, 356. 



Trogulus, 373. 



Trombidium, 8, 364. 



Trophon, 309. 



Trophosome, 85. 



Tropidocercus, 185. 



Troschel, 141, 239. 



TruncatuHna, 53. 



TrymoheUa, 117. 



Tubiclava, 91. 



Tubicola, 257. 



Tubifex, 213, 218. 



Tubiporaceje, 120. 



Tubipora, 120. 



Tubitelae, 375. 



Tubularia, 85, 90, 95. 



Tubularida^, 93. 



Tubulanus, 162. 



Tubulata, 229. 



Tubulosa, 116. 



Tunicata, 15, 231. 



Tunicin, 231. 



Turbanella, 209. 



Turbellaria, 155. 



Turbo, 281, 309. 



Turbinaria, 116. 



TurbinoHa, 116. 



Turbinolidae, 116. 



Turridre, 91. 



Turris, 91. 



