Darwin, C., 8-11, 22, 64, 65, 69, 132, 157

Demolins, E., 98, 111

Differential evolution, 121

Dog, 118

Dubois, E., 76

Duel, 191, 195, 198

Egypt, 102, 105, 107, 115

Endogamy, 165, 173

Environment, 69, 70, 75, 93, 94-129

Eoliths, 41-48

Eskimo, 39, 111, 190, 191

Eugenics, 63, 70, 93, 95

Eurasian region, 106-110

Europeans, 33-59, 75, 77-82, 93, 102-105, 108, 109, 124, 126, 127, 133, 185, 193, 202, 230, 241

Evans, Sir J., 42, 124

Evolution, 7-12, 14, 22, 61-72, 136, 205

Exogamy, 159, 161-165, 168, 169, 172, 173, 220

Experimental psychology, 23, 88

Family, 159, 160, 164, 171, 178, 196

Family jurisdiction, 196

Flint-mining, 56, 57

Folk-lore, 186, 210

Frazer, J.G., 163, 172, 200

Freedom, 130, 154, 181, 185, 238, 241

Fuegians, 138-140, 145

Galley Hill skull, 46, 80

Gargas, 47-50

Genealogical method, 147

Gesture-language, 134, 149

Ghosts, 229, 230, 248

Gibraltar skull, 78

Greece, 127, 157, 172, 185, 241

Greenwell, W., 56

Grime’s Graves, 56

Haddon, A.H., 88, 127

Haeckel, E., 118

Hand-prints, 49

Harrison, B., 41, 44

Head-form, 73-82, 107

Head-hunting, 185

Heidelberg mandible, 77

History, 11, 13-15, 30, 97, 156, 227, 242

Hittites, 107

Hobhouse, L.T., 160

Holophrase, 140-152, 239

Horse, 37, 50, 100, 108

Howitt, A.W., 163, 231, 246

Humility, 212

Ice-age, 21, 33, 36, 38, 46, 106, 112, 132

Icklingham, 38

Imagination, 28, 213, 223, 234

Incest, 189, 200

India, 115

Individuality, 29, 241-250

Indo-European languages, 133

Indonesia, 116, 118, 121, 184

Initiation, 127, 174, 176, 211, 224-227, 246-250

Instinct, 23, 68, 71, 89-91

Intichiuma ceremonies, 51, 167, 220-223

Iron-age, 40, 119

Jacks, L.P., 246

James, W., 247

Jersey, 32, 36, 45, 243

Kellor, F.A., 91

Kent’s cavern, 46

Kingship, 194, 195, 200, 202

Kinship, 163, 177

Knappers, 57, 58

Koryaks, 110

La Chapelle-aux-Saints, 79

Lamarck, J.B., 64, 65