314 



INDEX 



Brontosaurus, 94. 

 Brown-Sequard, 148. 

 Buddha, 299. 

 Buffon, 114, 135. 

 Butterflies, 67, 206, 207, 259. 



Carbohydrate, 23, 24. 



Carbon, atom, 22 ; 25, 27. 



Carnivora, 35, 37, 38, 39, 40; order 

 of, 157. 



Caterpillar, larva of, 259. 



Cats, Manx, Angora, Persian, 37, 39 ; 

 domesticated, 137 ; intelligence of, 

 208, 209. 



Cattle, products of human selection, 

 137 ; resemblance, 157. 



Cebidae, true monkeys, 160, 161, 162. 



Cells, 19, 20, 21 ; sex, 144 ; human, 

 composition of, 156 ; of ectoderm 

 and endoderm, 255, 256, 257, 258. 



Celts, 218. 



Cercopithecidse, 160, 162. 



Cerebrum, 215. 



Cetacea, 40. 



Chemical transformation, 17. 



Chick, development of, 60, 61. 



Chimpanzee, 163, 164, 195. 



Chromatin, 143, 144. 



Civilization, a product of evolution, 

 272. 



Classes, 32. 



Classification, 32. 



Clifford, 238. 



Coccyx, 168. 



Communities, cell, 258 ; insect, 258, 

 260-264. 



Comparative anatomy, 35, 37, 39 ; any 

 form wiU disclose development, 

 67 ; amphibia evolved from fishes, 

 64 ; Law of Recapitulation, 66 ; 

 insects arisen from wormlike an- 

 cestors, 67 ; larvae of insects, 67 ; 

 higher animals evolved from two-, 

 layered saccular ancestors, 68 ; 

 70, 71 ; supplements comparative 

 embryology, 72 ; appearance of 

 great classes of vertebrates, 94 ; 

 proves order of evolution, 163. 



Composition, chemical, 15. 



Compounds, organic, 29. 



Conger-eel, 123, 124, 127. 



Consanguinity, essential likeness, 54. 



Conscience, 287. 



Consciousness, human, 234, 235. 

 Crabs, 48, 49, 66 ; hermit, 66. 

 Crustacea, lobsters, crabs, 48, 49 ; 



barnacles, 49, 50 ; 82. 

 Cuvier, 158, 78 ; a believer in special 



creation, 79. 

 Curve of error, 120. 

 Cyclones, 85. 

 Cyclostomes, 156. 



Daphnia, 205. 



Darwin, Charles, 80, 100, 102, 115, 

 116, 117; Origin of Species, 116, 

 124, 130, 132, 135 ; Erasmus, 135, 

 136, 138, 142, 143. 



Deer, 42 ; fossil, of North America, 

 97, 98. 



Development, 54 ; a natural process, 

 56. 



De Vries, 145, 146 ; his mutation 

 theory, 147, 148. 



Dinosaurs, 94. 



Distribution, geographical, 32. 



Dogs, 38, 39 ; embryo of, 66 ; varied 

 forms of, 137 ; pointer, sheep-dog, 

 instincts of, 208 ; intelligence of, 

 208, 209. 



Dubois, 173. 



Ducksbill, or Ornithorhynchus, bot- 

 tom of mammalian scale, 43. 



Ducksworth, 184. 



Eagle, 44. 



Earthquake, 85. 



Echidna, bottom of mammalian 

 scale, 43. 



Ectoderm, 255. 



Egg, of common fowl, 60 ; of frog, 

 68 ; nuclei contains factors of 

 development, 71 ; 144, 145 ; hu- 

 man, 231. 



Eimer, 148. 



Elements, chemical, 15. 



Elephant, 41 ; place in zoological 

 science, 95 ; 96, 97 ; age of, 124. 



Embryo, of frog, 58 ; of chick, 60-62, 

 63, 64, 65 ; embryos of carnivora, 

 rodents, hoofed animals alike in 

 earlier development, 65 ; of cat, 

 dog, rat, sheep, rabbit, squirrel, 

 cattle, pig, 65 ; of skate, shark, 



