Mannheim families, Gradual extinction of, 19th century, C. 37
Marriage(s) in relation to Fertility, Occupation and Wealth, Copenhagen and Holland, C. 122 First, Prolificness of, 19th Century, C. 40 Importance of, to Health of Married persons, C. 102 and Mortality in Prussia (1894-7), C. 102 between Peasant and Tramp, Pedigree shewing results, C. 21
Mendelian descent of Eye-colour in Mankind, Pedigree shewing, I. 3 Experiments with Fowls, shewing Recombination of Colours, M. 3 Heredity in Blue Andalusian Fowls, Gametic Purity in, Illustration of Theory of, O. 1 (_f_) Without Dominance, O. 1 (_e_) in Mice, illustration of Theory of Gametic Purity in, O. 1 (_d_) With Dominance, Theoretical examples of, O. 1 (_f_) in Peas, Theoretical examples of, O. 1 (_a_ & _b_) in Rabbits, M. 1, 2
Mental Defect, _see also_ Defect, Defective, &c. Transmission of, through the apparently Normal, E. 6 (_a-d_) Disease and Destructive Eye-disease in same Stock, E. 1 Endowment, High, in relation to Fertility in France, C. 124 Holland, C. 123 Taint, distribution of, among nearest Relatives, C. 17
Mice, Mendelian Heredity in, Gametic Purity in, O. 1 (_d_) (Theoretical), with Dominance, O. 1 (_c_)
Midwife Toad, Hereditary changes in Habits of, C. 3-4
Military Fitness and Unfitness, Germany, in relation to School life, C. 31, 32, 33 Recruits, Frequency among, of Venereal Diseases, C. 87
Miscarriages in relation to Conception losses, C. 52 (2)
Mortality, _see also_ Infant, Male and Female, Phthisis, Syphilitic of Children, in relation to Age at Death of Parents, C. 7-10 of Illegitimate Children, C. 104, 105 in relation to Marriage, C. 102
Munich, Fertility in, in relation to Wealth, C. 120
Munich Regiments, percentage in, of Fitness, C. 34
Myopia, with Hereditary Night-blindness, L. 2 High degree of, and frequency of, among First-born, C. 54
Netherlands, _see also_ Holland Birth- and Death-rates and Infant Mortality for, H. 10
New Jersey State Village for Epileptics, at Skillman, Charts of, D. 1-15
New Zealand, Birth- and Death-rate and Infant Mortality, H. 26
Night-blindness, Hereditary with Myopia L. 2 Inherited Stationary, Pedigree of sufferers from, of Nongaret family, C. 14
Nongaret family, sufferers from Inherited Stationary Night-blindness, Pedigree of, C. 14