Index to Notes. 



263 



Unicorn, iii. 2. 10. and 12. 



Upper, why supeiior to lower, ii. 2. 6. 

 Ureters, iii. 9. 8. 



Urine, where formed, iii. 7. 8, iii. 9. I ; 

 contains earthy matter, iv. i. 4. 



Vapor-bath, of ancients, ii. 4. 7. 



Vasa deferentia, thought to be seat of 



seminal secretion, iv. 13. 34. 

 Vegetative repetition, a sign of inferiority, 



iy. 5. 72. 

 Veins. See Arteries. 

 Vertebrata, number of limbs, iv. 12. Ii, 



iv. 13, 15 ; how spinal column came to 



be segmented, i. i. 7. 

 Viscera, what meant, iii. 4. I ; relation to 



vessels, iii. 4. 10, iii. 8. 2, iii. 13. i ; 



use of, iii. 7. 8 and 10 ; of new-born 



animals, iii. 4. 4. 

 Vision, medium of, ii. 10. 10. See Eyes. 

 Vital, principle, i. I. 14; motions, i. i. 16 ; 



heat distinct from common heat, ii. 6. 7, 



ii. 16. II. 



Viviparous, and sanguineous animals, iee 

 Mammalia; and ovo-viviparous, iv. I. 5» 

 iv. II. 24. 



Vivisection, of chamseleon, ii. 7. 4 and 5, 

 ii. 10. 9 ; of tortoise, ii. 7. 12. 



Water-animals, temperature of, ii. 2. 8. 

 Weapons, offensive and defensive, iii. i. i ; 



larger in males than in females, iii. 1. 



4 and 6 ; no animal as a rule has more 



than one, iii. 2. 9 ; of fishes, iii. I. lo. 

 Wet, definition of, ii. i. 3. 

 Wliales, iv. 13. 38. See Cetacea. 

 Wing, and feather, iv. 6. 6 ; of insects, 



i. 3. I ; of bat, iv. 13. 45. 

 Woodpecker, beak, iii. i. 14; toes, iv. 



12. 33- 

 Worms, iv. 6. i, iv. 5. 70. 

 Wryneck, iv. 12. 33. 



Xenophon, simile boiTOwed from, ii, 15. i . 



Zoophytes, characters of, iv. 5. 53. 



HERTFORD: PRINTED BY STEPHEN AUSTIN 6- SONS. 



