INDEX. 257 



Aniline, acetate of, i. 123 



Animals, functions of the frame of, iL 1 



sarcode and muscle, ii. 2 



blood, ii. 2 



waste and repair, ii. 3 

 food, ii. 3 



animal heat, ii. 3 



the heart, digestion, heat, and respiration, ii. 4 



nerve-force of animals, ii. 4 



nervous system, ii. 5 



structure and functions of the brain and spinal cord, ii. 8 



intelligence, or the mental principle, in animals, ii. 11, 12 

 Anise seed, amount of radiant heat absorbed by the perfume of, i. 44 

 Annelida, characters of the, ii. 149 



mode of reproduction of, ii. 160 



luminosity of, ii. 160 



fossil remains of, ii. 161 

 Annulosa, or worms, characters of, ii. 144 

 Anomura, structure and mode of reproduction of, ii. 197 

 Auteunaria Eobinsonii, mode of reproduction of, i. 296 

 Autennariei, structure of, i. 296 



Anthoxauthum odoratum, or sweet-scented vernal grass, mode of repro- 

 duction of, i. 386 



Anthozoa zoophytes, or living flowers, characters of, ii. 119 

 Antiaris toxicaria, causes of the virulence of, i. 426 



fruit of, innocuous, i. 426 

 Antozone, i. 8 



Aphrodita hystrix, structure and mode of reproduction of, ii. 159 

 Apolemia contorta, structure and mode of reproduction of, ii. 108, 



109 



Apple, fructification of the, L 381 

 Apus cancriformis, structure of the, ii. 210 

 Aqueous vapour, i. 53 



absorptive power of, i. 53-55 

 Arachnoidiscus Ehrenbergii, structure of, i. 199 



Arcella, structure and mode of formation of the shell of, ii. 21, 22, 23 

 Aregma speciosum, spores of, i. 276 

 Arenicola, structure of, ii. 157 

 Arragonite, i. 108 



external and internal alteration of, by heat, i. 108 

 Artenia salina, structure of, ii. 210 

 Artocarpus, or bread-fruit tree, i. 426 

 VOL. II. 8 



