Darwin, and After Darwin, Volumes 1 and 3: An Exposition of the Darwinian Theory and a Discussion of Post-Darwinian QuestionsRomanes, George John
Science
Darwin, and After Darwin, Volumes 1 and 3: An Exposition of the Darwinian Theory and a Discussion of Post-Darwinian Questions
Romanes, George John
Evolution (Biology); Heredity
Heilprin, on skulls of deer, 198, 199;
on fossil shells, 201, 202.
Hen, ovum of, 122.
Heredity, in relation to classification, 28-31;
in relation to embryology, 98-102;
chromatin-fibres in relation to, 134;
in relation to theories of organic evolution, 253-255, 260-264, 377.
Hermit-crabs, 62-65, 288, 289.
_Heteromera_, 233.
Hilgendorf, on shells of _Planorbis_, 201.
_Hipparion_, 191, 192.
Hippopotamus, foot of, 187.
Hog, _see_ Pig.
Homology, 38, 50-65, 176, 177, 347-350, 357-359.
Homopterous insect, imitating leaf-cutting ants, 331, 332.
Hooker, Sir Joseph, on flora of St. Helena, 234.
Horns, 98-100, 167-169.
Horse, eye of, 75;
limb-bones of, 176, 177, 186, 188-192;
teeth of, 189-191;
portraits of domesticated breeds of, 309.
Human, _see_ Man.
_Humerus_, perforations of, in quadrumana and man, 94, 95.
Humming-birds, restricted to the New World, 211.
Hunter, 3;
on ear of whale, 65.
Huxley, Prof., on mechanical selection, 283;
on age of the earth, 435, 436;
on Dr. Whewell, 243.
Hyatt, on shells of _Planorbis_, 201.
_Hydra_, 111, 122.
_Hyrax_, foot of, 185, 186.
I.
Ignorance, argument from, 41, 42, 49.
Illative Sense, 6.
Imitative colours, 317-323, 326-332.
Infant, feet of, 78, 79;
grasping power of, 81.
Infertility, inter-specific, in relation to natural selection, 374-376.
Insects, wingless, 68-70;
in primary formations, 163, Appendix;
on oceanic islands, 224-238;
in relation to galls, 293-295, 446-448;
defensive colouring of, 321-332;
fertilizing flowers, 406.
Instincts, always of primary use to species presenting them, 286-293.
Intercrossing, in relation to natural selection, 374-376.
Inutility of specific characters, in relation to natural selection,
374-376.
Islands, oceanic, 224-237;
British, 238-241.
J.
Japan, hairless dog of, 101.
Jelly-fish, 119, 120.
K.
_Kallima_, 323.
Karyokinesis, 112-114, 128-134.
Kepler, 272.
Kerguelen Island, flightless insects of, 70.
Kropotkin, Prince, on co-operative instincts, 269.
L.
_Lagopus mutus_, 317, 318.
Lamarck, his method in natural history, 4;
his theory of evolution, 253-256.
Lamprey, 148.
Languages, classification of, resembles that of organic forms, 32.
Lankester, E. Ray, on karyokinesis, 129, 130.
Leaf insect, 322.
Le Conte, on geological succession of animal classes, 164, 165;
on types of tails, 169-173;
on fossil shells of _Planorbis_, 201;
his work on the relation of the theory of evolution to religious
thought, 412.
_Leptalis_, 328.
_Leuculmis echinus_, 122.
Leviticus, classification of organic nature in, 23.
Life, origin of, 15.
Linnæus, on method in natural history, 3;
on classification, 26, 35-40.
Lion, skeleton of, 175;
feet of, 178.
Lizard, heart and gill-arches of, 150.
Lloyd Morgan, 273, 449, 450.
Lungs, development of, 154, 354.
Lyell, Sir Charles, on classification, 32;
on uniformitarianism, 258;
on rational species, 344;
on geological record, 420, 435, 439.
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