188
INDEX.
- Birds, development of, 131.
- fossil forms, 118.
- growth of, 61.
- voices of, 152.
- Botocudos, character of the, 168.
- Botryllus, 41.
- Botrytis, 85.
- Brachiopoda, 112.
- affinities of, 48.
- fossil forms abundant, 49.
- Brain, comparative size of, 165.
- development of, 133.
- Branchial arches, 138.
- Bread-tree, 97, 98.
- Brontozoon, 118.
- Bryozoa, 38.
- relation to Mollusca, 39.
- Buccinum, 49.
- Buchner, 16.
- Calamites, 116.
- Calyx, 96.
- Cambmm, 100.
- Capybara, 75.
- Campularia, 28.
- Carboniferous period, 115.
- Carinaria, 49.
- Carinata, 64.
- Carnivora, 75.
- Carus, 86.
- Cafcsowary, 66.
- Cell, 126.
- Cenozoic animals, 109.
- Centipedes, 44.
- Cephalopoda, 48.
- structure of, 49.
- Cestracion, 115, 119.
- Cetacea, 75.
- Chara, 88.
- Chenopodium, 97.
- Chicken, development of, 127.
- Chimæra, 56.
- Chlorococcus, 79.
- Chorda dorsalis, 130.
- Ciliata, 31.
- Clamatores, 67.
- Classification, artificial, 12.
- difficulties of, 19.
- Climate as a cause of variation, 146.
- Closteriuni, 80.
- Clover, fertilized by bees, 143.
- Club-Moss, 91, 94.
- Coccolepis, 57.
- Coccosteus, 58.
- Cod, 57.
- Cœcilia, 59.
- Cœlacanthes, 57.
- Cœlenterata, 26.
- characters of, 39.
- Color, adaptation of, 151.
- Comatula, 41, 112.
- Compsognathus, 65, 119.
- Conchifera, 46.
- Coniferse, 78, 98, 99.
- Conjugation in Algas, 80.
- Connecticut sandstone, 118.
- Coral reefs, 27.
- Corolla, 97.
- Coryphodon, 10, 73, 140.
- Cosmarium, 80.
- Cotyledons of Cypress, 100.
- Cretaceous period, 117, 120.
- Crinoids, 42, 112.
- Crocodiles, fossil, 119.
- Crustacea, 44.
- Cryptogamia, 78.
- definition of, 101.
- Crystals, growth of, 11.
- Ctenophoræ, 29.
- Cycadæ, 78, 98.
- Cyclops, 46.
- Cydippe, 29.
- Cypris, 46, 113.
- Cysticercus, 36.
- Daphnia, 46.
- Darwin, Charles, merits of his work, 17.
- the Newton of Natural History, 76.
- Deer, 139.
- De Maillet, 14.
- Dendrocoela, 35.
- Desmidiaceæ, 79.
- Devonian formation, 114.
- D'Halloy, D'Omalius, 16.
- Diapetalæ, 102.
- Dichobune, 74.
- Dichodon, 74.
- Dicotyledons, 78.
- Dicotyledonous plants, 10.
- Didelphia, 70.
- Dimorphodon, 119.
- Dinornis, 66, 118, 142.
- Dinosauria, 62, 119.
- structure of, 65.
- Dipnoi, 57.
- Diprotodon, 72, 73.
- Dog, 70.
- Dokos, character of the, 168.