Jealousy, 17 ff., 28, 57, 84, 98, 100, 108, 116 ff., 132, 146, 156, 158, 159, 163, 164, 167, 171, 173, 178 ff., 209, 223 ff., 233, 234. Jews, 90, 128, 129. Jocasta, 37, 105. _Jones, Ernest_, 6, 35, 37, 39, 71, 72, 99, 109, 115, 118, 121, 125, 126, 127, 128, 142, 161, 163. Judaism, 141, 148, 235, 236. _Jung, C. G._, 32 ff., 40, 69, 71, 72, 173, 211, 224. Kacharis, 196. Kadiaks, 193. Kaiser Wilhelm II, 153. Kalangs, 194. Karens, 194. Karna, 70. "Keel-hauling", 84. _Kempf, E. J._, 64. _Ketjen, E._, 194. Kikuyu, 86. King, 119, 125 ff., 129 ff., 137, 141. Kinship, 151. _Knight Dunlap_, 7. Knowledge, 120 ff., 138, 148, 154. Tree of, 148. _Kohler, J._, 205, 206. Labour, 77, 164. Lactation, 189. Lake, 69, 70, 125. Lamb, 139. _Landesvater_, 127. _Lang, Andrew_, 205, 206. Language, 135. Latchkey, 232. Latent sexual period, 26. Laziness, 36, 61, 231. Learning, process of, 186. Legend, _see_ Myths. _Leibnitz_, 7. Lethe, 69. Levels of development, 49. Levirate, 93, 195. Liberty, statue of, 127. _Libido_, 33, 192. Licence, period of, 82, 86, 89 ff., 131, 195. Life after death, 68, 69, 76. "Life task", 34. "Literature", 13, 89, 91, 92, 101, 107, 135. "Little Commonwealth, The", 226. "Little Father", 127. Livelihood, 41, 64, 231. Lohengrin, 56, 70, 75, 104. _Lombroso_, 140. Loosening of parental ties, 218 ff., 226 ff., 230 ff. _Lorenz, Emil_, 146. Love, 8, 12 ff., 22, 27 ff., 49, 51, 57, 58, 61, 64, 89 ff., 94, 95, 98, 100 ff., 117, 123, 129 ff., 139 ff., 156 ff., 160, 171, 173, 175, 177, 178, 182 ff., 200 ff., 209, 221 ff., 230, 238, 239. "Love at first sight", 103. _Low, Barbara_, 6. Lynching, 114. _McCurdy, J. T._, 182. _McDougall, W._, 136, 157, 185. _McLennan, J. F._, 205, 206. Madagascar, 90, 196. Magic, 132, 152, 153, 164. "Making good", 170. Malay Peninsula, 197. Marriage, 18, 51, 52, 59, 81, 82, 90 ff., 99, 107, 108, 112, 114, 115, 158, 172 ff., 178 ff., 195 ff., 205 ff., 213, 214, 224, 229, 238. By capture, 205. Group, 90, 179 ff., 195, 205, 206. Relatives by, 92 ff. _Martius, C. F. P. von_, 194. Mary (mother of Christ), 144 ff. "Mary Rose", 69, 73. Masochism, 139, 192. _Maspero, Sir Gaston_, 91. Masturbation, 111, 113. Materialism, 145. Matricide, 83. Matter, 145. Maturity, 102, 237 ff. Medical attendant, 80, 120 ff. Melanesia, 194. Memories, recovery of, 77. Memory, in savages, 204. Men's Clubs, 87, 179. Menstruation, 82, 201. "Mentally deficient" children, 43. Metempsychosis, 162. Mexico, 90. Midwifery, 167. Military life, 62. Monasteries, 67. Money, 59, 232.