INDEX. 



S03 



Toneh, organ of, ii. 199, 238 

 Transition forms, i. 117 

 Tread, i. 138 

 Triasaio period, ii. 14, 19 

 Tribal history, i. 7, 24 

 Trophic germ-la jer, i. 239 

 TubcB FalUypicB, iL 431 

 Tube-hearta, ii. 120 

 TvinietUa, ii. 83, 92 

 Twhellaria, ii. 79 

 Twixt-brain, ii. 220, 282 



jaw, ii. 246 



Tjmpasie oarity, ii. 261, 268 



membrane, ii. 261, 2fJ8 



Tympanum, ii. 261, 268 

 Types in animal kingdom, i. 56, 246 

 of , L 66, 246 



Ulna, ii. 278, 304 



UnguUita, ii. 160, 188 



CTnitary conception of the world, i. 



17 ; ii. 456 

 Urachus, ii. 413 

 Ureter, ii. 413 

 Urethra, ii. 423, 431 

 Urinary bladder, ii. 418 



ducts, ii. 406 



organs, ii. 403 



sac, i. 379 



sexnal cavity, ii. 419 



sexnal duct, ii. 403 



system, ii. 403 



Ulenis, ii. 417, 431 



bicornis, ii. 418 ' 



masculirvus, ii. 419 



{Timlo, ii. 430 



Vchgina, ii. 417, 481 



Vamjyyrella, ii. 48 



Van Beneden, Eduard, i. 60, 209; 



ii. 398 

 7m« deferentia, ii. 403, 429 



wnbiUcalia i. 399 



Vawrnlar syitem, ii. 384 



Vegetatire germ-layer, i, 196, 327 



organs, ii. 193, 194 



Veins, i. 393 

 Ventral cavity, i. 316 



plates, i. 316 



vessel, i. 423 



— wall, i. 316 



Ventricle of heart, ii. 374 



Vermal appendage of coeoum, ii. 34 



Vertebraa, ii. 280 



number of, ii. 288 



Vertebral arches, ii. 284 



bodies, ii. 284 



canal, ii. 284 



column, ii. 280 



Vertehrarium, ii. 278 



Vertebrat-es, ii. 92 



Vertebrates, ancestoni o^ ii. 186 



mental capacities o! 



ii. 446 



pedigree of, ii. 93 



system of, ii. 97 



Vesicula hlastodermica, i. 290 



germinativa, i. 133 



prostatica, n. 419 



umhilicalii, i. 377 



VesUhulum vagirux, ii. 431 

 Virginal generation, i. 170 

 Vitellus, i. 135 



Wagwer, Moritz, i. 114 

 Wallace, Alfred, i. 98, 99 

 Water, amount of in body, ii. 7 

 Whale.like Animals, ii. 160, 189 

 Whales, ii. 160 

 Wolff, Caspar Friedrioh, I 40 



his life, i. 41 



his Natural Philosophy, i. 47 



on formation of intestine, i. 44 



on germ-layers, i. 45 



Theoria QeneratiorUg, L 41 



Wolffian bodies, ii. 411 



duct, ii. 414, 431 



Wolff's primitive kidneys, ii. 411, 4;'« ' 

 Woolly hair of embryo, ii. 206 

 Worms, i. 246 ; ii. 74 



ancestors of, ii. 78 



- tribe of, ii. 73 



Wrist, ii. 278 



