660 



INDEX. 



Tracheae of plants, i. 73. 

 Tradescantia, ii. 51. 

 Trapezius muscle, i. 135. 

 Trembley,i. Ill ; ii, 79, 478. 

 Treviranus, i. 73, 75; ii. 569. 

 Trichechus, i. 487. 

 Trichoda, ii. 97. 

 Trigla, ii. 554. 

 Trionyx, i. 475. 

 Tristoma, ii. 113. 

 Triton, i. 252, 446. 

 Tritonia, ii. 296. 

 Trituration of food, internal, ii. 



167. 

 Trochanter, i. 328. 

 Trochilus, ii. 117. 

 Trophi, ii. 121. 

 Trot, actions in, i. 494. 

 Trunk-fish, i. 432. 

 Trunk of elephant, i. 520. 

 Truxalis, ii. 384. 

 Tuberose roots, ii. 589. 

 Tubicolac, i. 277. 

 Tubipora, i. 165. 

 Tubularia, ii. 233. 

 Turbinated shells, i. 216. 

 Turbinated bones, ii. 400. 

 Turbo, i. 253. 

 Turkey, ii. 173, 440. 

 Turritella, i. 249. 

 Turtle, i. 463; ii. 202, 557. 

 Tusks, ii. 141. 

 Tympanum, ii. 422. 

 Type, i. 48 ; ii. 627. 

 Typhlops, i. 447. 



Ulna, i. 405. 

 Ungual bone, i. 405, 

 Unio batava, i. 217. 

 Unity of design, ii. 625. 

 Uranoscopus, ii. 503. 

 Urceolaria, i. 187. 

 Urchin, sea. See Echinus. 

 Utricle of labyrinth, ii. 430. 

 Uvea, ii. 463. 



Valves, i. 31, 104: ii. 260,288. 



Vampire bat, ii. 117. 

 Van Helmont, ii. 16. 

 Vane of feather, i. 568. 

 Variety, law of, i. 11, 48; ii. 



626. 

 Varley, ii. 254. 

 Vascular circulation, ii. 235. 

 Vascular plexus, ii. 377 

 Vauquelin, ii. 229, 336. 

 Vegetable kingdom, i. 14, 40. 

 Vegetable organization, i. Q5. 

 Vegetable nutrition, ii. 15. 

 Veins, i. 41 ; ii. 108. 

 Velella, i. 195. 

 Velocity of fishes, i. 434. 

 Velvet coat of antler, i. 510. 

 Vena cava, ii. 263, 

 Ventricle of heart, ii. 108, 259. 

 Ventricles of brain, ii. 55Q. 

 Veretillum, ii. 82, 478. 

 Vertebra, i. 387 ; ii. 604. 

 Vertebrata, i. 361. 

 Verticillated arrangement, i. 90. 

 Vesicles of plants, i. 66. 

 Vespertilio, i. 551 ; ii. 136,567. 

 Vessels of plants, i. 71. 

 Vessels of animals, i. 103; ii. 



606, 613, 621. 

 Vestibule of ear, ii. 427. 

 Vibrations, ii. 563. 

 Vibrio, i. 63, 186. 

 Vicq d'Azyr, i. 190. 

 Villi, ii. 347. 

 Viper, i. 447; ii. 597. 

 Vision, ii. 444. 

 Vision, erect, ii. 521. 

 Visual perceptions, ii. 520. 

 Vital functions, i. 38 ; ii. 1, 69. 

 Vital organs, ii. 354. 

 Vitality, i. 20. 

 Vitreous humour, ii. 462. 

 Vitreous shells, i. 236. 

 Viviparous reproduction, ii. 



598. 

 Voice, ii. 444. 

 Voltaic battery of torpedo, ii. 



572. 



