478 



INDEX 



Bechamp, theory of protoplasmic 



structure, 250. 

 Bee, carpenter, nest of (illus.), 384; 



mining, nest of (illus.), 384; 



social, 384; solitary, 383. 

 Beetle, California flower, apparent 



determinate variation in, 152; 



polygon showing variation in 



pattern of (illus.), 152; (illus.), 



153; (illus.), 154; variation in 



pattern of, 134. 

 Beetle, fore leg of male, of water 



(illus.), 73; long-horned boring 



(illus.), 12; (illus.), 41; scara- 



beid (illus.), 72. 

 Bell, R. G., 85, 142, 192. 

 Belt, Thos., 402, 417. 

 Berries, Burbank's work with, 93. 

 Berthold, theory of protoplasmic 



structure, 250. 

 Bethe, A., 428. 

 Bionomics, denned, 1. 

 Biophors of Weismann, 251. 

 Bird of paradise, male (illus.), 221. 

 Bittern, American, young of, show-" 



ing fear of man (illus.), 436; 



showing no fear of man (illus.), 



435. 



Blacksnake (illus.), 43. 

 Blastoderm, 228. 

 Blastula, 228. 



Blindness, in fishes (illus.), 180. 

 Blue jay, nestlings of (illus.), 442. 

 Bones, homologies of, in vertebrate 



hands (illus.), 169; in verte- 

 brate limbs (illus.), 170, 171, 



172. 



Boyesen, H. H., 451. 

 Brewer, Wm., 201. 

 Brittle stars (illus.), 14. 

 Brooks, W. K., 1, 57, 165, 197, 244. 

 Budding, reproduction by, 215. 

 Buffon, theory of protoplasmic 



structure, 250. 

 Bumble bee (illus.), 385; communal 



life of, 384. 

 Burbank, L., 80, 90, 91, 195; 



scientific aspects of his work, 

 101. 



Butterfly fish (illus.), 420; Monarch, 

 metamorphosis of (illus.), 235. 



Cactus, hybrid seedlings of (illus.), 

 98. 



Calcolynihus primigenius (illus.), 36. 



Callorhinus alascanus, family of 

 (illus.), 440. 



Calotarsa insignia, showing second- 

 ary sexual characters (illus.), 

 74. 



Camponotus (illus.), 391. 



Cankerworm moth, showing sexual 

 dimorphism (illus.), 222. 



Carchesium sp. (illus.), 34. 



Cardinalis Virginianus, diagram of 

 variation in, 136. 



Castanea vesca, variation in leaves 

 of, 159. 



Castle, W., 192. 



Caterpillar, parasitized (illus.), 360. 



Cattle, British breeds of (illus.), 86. 



Cecropia tree, with ants (illus.), 379. 



Cell, 30; egg, 224; fission of, in 

 salamander (illus.), 255; meto- 

 tic division of, described, 253. 



Cells, different types of (illus.), 29; 

 sex, 218. 



Cephalopods (illus.), 40. 



Ceratina dupla, nest of (illus.), 384. 



Ceratium (illus.), 207. 



Cercopithecus (illus.), 446. 



Chcetodon vagabundus (illus.), 420. 



Characters, illustrations of acquired, 

 198; inheritance of acquired, 

 196; secondary sexual, 72. 



Chestnut, variation in leaves of 

 (illus.), 159. 



Child, C. M., 252. 



Child, with six toes on each foot 

 (illus.), 147. 



Chimpanzee, foot, skeleton of com- 

 pared with that of man (illus.), 

 453; plan of, compared with 

 that of man (illus.), 459. 



