Achondroplasia, 267

Acrocephaly, 171

Acromegaly, 37, 278, 279, 280

Alcohol, 350

Alcohol and Degeneracy, 104, 105, 106, 107, 108

Ambidexterity, 55

Animals and Defectives, 1

Anthropology, Morel on Morbid, 13

Anthropoid Apes, 34

Appendix Vermiformis, 30, 290, 291, 292, 293

Arch of Jaw, Deformed, 249, 250, 251, 252

Arch of Jaw, Normal, 248, 249

Arrest of Development, 30

Artero-capillary fibrosis, 288

Atavism, 40, 307, 311, 347


“Bleeders,” 286, 287

Blue Babies, 284

Bowel Disorders from School Strain, 157, 158

Brachycephaly, 170, 171, 172

Brain, Criminal, 22, 295, 304
" Degeneracy of, 294, 295
" Degeneracy, Types of, 295, 296, 297, 298
" Imbecile, 297, 304, 305
" Weight of, and Intellect, 166, 300

Breasts, Degeneracy of, 274


Cancer, Degenerate nature of, 28
" Fecundity in, 74, 75, 76, 77

Castration, 3, 4, 348

Cell and Heredity, 40, 41, 42, 43, 51

Chæmacephaly, 171

Chest, Deformities of, 261, 262
" Degenerate, 261, 271

Child and Degeneracy, 151, 152, 153, 154, 155, 156
" and nutrition, 141, 145, 146, 147, 148, 149
" Fatigue in, 353, 354, 355, 356, 357
" Neurotic, 335, 336, 337

Chondrocranium, 163, 164

Circumcision, 47, 48

Cleft-Palate, 197, 198, 200

Climate and Degeneracy, 130, 131, 132, 133, 134, 135, 136, 137, 138, 139, 140

Cloaca, 283

Club-foot, 267, 268

Club-hand, 267, 268

Coca and Degeneracy, 117, 118

Coccyx, 259, 260

Coffee and Degeneracy, 116

Collateral Heredity, 46

Concrescence Theory, 221, 222, 223

Conjugation and Nutrition, 42

Contagion and Degeneracy, 121, 122, 123, 124

Convalescence, Hygiene of, 350, 351

Cranium, Degenerate, 165
" Embryology of, 161, 162

Crime, 318, 319

Criminal, 17, 18, 19, 24, 25
" Brain, 22, 295, 304
" Stigmata, 18

Criminology, 17, 18, 19, 24, 25

Cryptorchidism, 274, 283

Cuvier, Brain of, 166

Cyclopic Eye, 33, 202, 203, 204, 205


Darwin’s Tubercle, 212, 213, 214, 215

Deaf-mutism, 283

Degeneracy, 2, 15, 19
" Alcoholic, 104, 105, 106, 107, 108
" Childhood and, 151, 152, 153, 154, 155, 156
" Child Nutrition and, 141, 142, 143, 144, 145, 146, 147, 148, 149
" Climate and, 130, 131, 132, 133, 134, 135, 136, 137, 138, 139, 140
" Coca, 117, 118
" Coffee, 116
" Contagion and, 121, 123, 124
" Disease and, 28
" Ethical, 37
" Folklore of, 1
" Fungi and, 143, 144
" Infection, 121, 123, 124
" Intellectual, 37
" Isolation, 144
" Local, 38
" Maize, 143
" Mental, 315, 316, 317, 318, 319, 320, 321, 322, 323, 324, 325, 326, 327, 328, 329, 330, 331, 332, 333, 334, 335, 336,
337, 338, 339, 340, 341, 342, 343, 344, 345
" Metallic Poisoning, 119, 120
" Moral, 315, 316, 317, 318, 319, 320, 321, 322, 323, 324, 325, 326, 327, 328, 329, 330, 331, 332, 333, 334, 335, 336,
337, 338, 339, 340, 341, 342, 343, 344, 345
" Neurasthenia, 39
" Nutritive, 38
" Opium, 109, 110
" Parental Age and, 89
" Potato, 144
" Prophylaxis of, 351, 352, 353
" Race Intermixture and, 92, 93, 97, 99
" Reversional, 38
" Savages and, 1, 2
" School Strain and, 152, 153, 154, 155, 156, 157
" Sensory, 37
" Soil and, 130, 131, 132, 133, 134, 135, 136, 137, 138, 139, 140, 141, 142, 143, 144, 145, 146, 147, 148, 149
" Spinal, 38
" Stigmata of, 37
" Syphilis and, 124, 125, 126, 127, 128
" Tea, 115, 116
" Tobacco, 111, 112, 113, 114, 115
" Toxic Agents and, 104, 105, 106, 107, 108, 109, 110, 111, 112, 113, 114, 115, 116, 117, 118, 119, 120
" Tuberculosis and, 124, 125, 126, 127, 128

Development, Arrested, 68, 69, 70
" Excessive, 68, 69, 70

Diabetes, Fecundity in, 73, 74

Dipsomania, 337, 338

Direct Heredity, 45

Dolichocephaly, 169, 170

Durencephaly, 315

Dwarfism, 277, 278


Ear, Evolution of, 207
" Jug-handled, 213, 214
" Morel, 213, 214
" Satanic, 218

Ectrodactylia, 263

Ectromelia, 262

Embryology, Morbid, 71, 72, 73
" Vertebrate, 70

Environment, 350, 351

Epilepsy, 6, 313, 338, 339, 343

Epistaxis in Degenerates, 194

Evolution and Disease, 28
" in Fertilisation, 41

Eye Degeneracy, 201, 202, 203, 204, 205, 206, 207
" Evolution of, 201, 203, 204, 205, 206, 207


Face and Brain, 34, 35, 36, 37
" Degenerate, 177, 181, 182, 183, 184, 185, 186, 187, 188
" Embryology of, 35, 36, 37, 38, 181, 182, 183
" Evolution of, 35, 36, 37, 38, 181, 182, 183
" Ideal, 181
" in Man, 34, 35, 36, 37
" in the Vertebrates, 34, 35, 36, 37

Facial Angle, 181, 182

Fatigue at Puberty, 154, 155

Fecundity and Mortality, 30

Feminism, 273, 274, 275, 276

Fertilisation, Evolution in, 41

Fetichism and Defectives, 1

Fingers, Degenerate, 263, 264, 265, 266

Folklore of Degeneracy, 1

Foot, Flat, 280, 281
" Prehensile, 281

Fungi and Degeneracy, 143, 144


Genius, 11
" and the Child Type, 35

Giantism, 277, 278

Goitre, 141

Golden Age Myth, 2

Gout, 289


Hare-lip, 200, 201

Hæmophilia, 286

Heredity, 2, 3, 19, 40
" of Acquired Characters, 48
" and Ambidexterity, 55

Heredity and Atavism, 70
" of Circumcision, 47, 48
" and Face Deformity, 55
" and Germ Plasm, 46, 346
" and Hairy Deformity, 53
" and Healthy Atavism, 63, 64, 65
" and Hernia, 268, 269
" Indirect, 45
" Morbid Manifestations of, 69
" Motor Disturbance and, 56
" Mutilation and, 48, 49, 50
" and Onychophagia, 55
" Reversional, 52, 53, 54
" Sexes in, 44, 45, 46, 47
" Skin Deformity and, 53
" Transformation of, 75, 76
" Types of, 45, 46

Hermaphrodism, 41, 42, 60

Heterophagy, 42

Hutchinson’s Teeth, 238, 240

Hydrocephaly, 166


Idiot, 17, 25
" Biology of, 17, 25
" Brain of, 17, 25
" Epileptic Change in, 25

Ichthyosis, 288

Individuation, 28, 29

Inebriety, 337, 338

Infantilism, 272, 276, 278

Infection and Degeneracy, 121, 122, 123, 124

Intermarriage, 81
" Consanguinous, 83
" Neurotic, 87

Instinct, 317

Intermaxillary Bones, 5

Iris, 206

Isophagy, 42

Isolation and Degeneracy, 144


Jaws—