Lice, 198. Lighting of schools, 205. Lincoln's assassination, 303. Life, beginning of, 3. {361} Lithopoedion, 7. Lockjaw, 161. Locomotor ataxia, 312, 320; symptoms of, 321. Lombroso's theory on criminals, 271. Louise Lateau, 350. Lungs, oedema of, 139. Lusk on ectopic gestation, 9. Lymphatic diathesis, 157. M MacDonald on criminals, 272. McKinley's assassination, 304. Magnan on criminal monomanias, 271. Mahomet a paranoiac, 291. Major hysteria, 237. Malaria, 186. Malta fever, 185. _Malum comitiale_, 251. Mammalian ovum, 69. Mania, 222; anaesthesia in, 227; after infectious diseases, 226; a potu, 109; causes of, 224; death in, 227; prognosis in, 227; symptoms of, 223. Manouvrier on criminals, 272. Marriage, ends of, 328; and hysteria, 239; and insanity, 225; and venereal diseases, 311; Liguorian definition, 328. _Maris impotentia_, 336. Masked epilepsy, 252. Massachusetts report on alcoholic tonics, 93. Mastrius on impotence, 330. _Masochismus_, 338; _symbolicus_, 339. Maternal impressions, 60; and idiocy, 64. Materially unjust aggressor, 19, 26. Means in morality, 14. Measles, disinfection after, 197. Mediaeval plagues, 185 Melancholia, 214; and grief, 215; autointoxication in, 217; causes of, 215; childbearing and, 217; delusions in, 221; heredity and, 216; in women, 217; predisposition to, 216; prognosis m, 220; recurrence of, 214; starving in, 222; suicide in, 218, 219; symptoms of, 218. Membranous croup, 187. Memory and alcoholism, 110. Memory in epilepsy, 263. Mendel and heredity, 120, 128. Meningitis, 148. Menopause, 240, 242; and responsibility, 249. Menorrhagia, 241. Menstrual diseases, 240; and insanity, 243. Menstruation, 3, 240; beginning of, 240; derangements of, 241; process of, 240. Mental defects and pregnancy, 63. Mental diseases and spiritual direction, 211. Mesoblast, 73. Mesoderm, 73. Metamorphosis sexualis, 340. Metrorrhagia, 241. Middle ear disease, 159. Minor hysteria, 238. Miracles and the nervous diseases, 351. Miracles, physical proof of, 351. Miscarriage, 48. Misophobia, 296. Mitotic division of cells, 70. Moment of death, 164. Money, disinfection of, 194. Monomanias, 292, 299. Monsters, 69; aetiology of, 76; composite, 77; double autositic, 79; produced artificially, 76. Morality, circumstances in, 12; determinants of, 12, 13, 105; end in, 13, 15; general laws in, 15; means in, 14; object in, 12, 15; will in, 13. Morphinism, 115; causes of, 115; effects of, 115. Morula, 73. Mosquitoes as disease-carriers, 186. _Mulieris impotentia_, 331. Mumps, 199. N