160 



INDEX 



Kammekek, p., 06 



Lamarck, 136 



Leptinotarsa, 28 



Lychnis, 66 



Maize, 65, 66 



Man, Heredity in, 101-117, 126 



Marsh-marigold, 15 



Maternal Impression, 99 



Mendelian Heredity, 52-89 



„ „ in Man, 102, 



104-109 

 Mendel's Experiments, 53, 54 

 Mental and Moral Characters, 49 

 Mid-parent, 40 

 Mode, 10, 34 

 Morgan, T. H., 123 

 Mouse, 74 

 Mulatto, 110 

 Mutation, 22 



Natural Selection, 8, 89, 136 

 Nettleship, E., 106, 108 

 Night-blindness, 106 

 Nucleus, 140, 145 

 Organic Stability, 24 

 Pangenesis, 137 

 Pearson, K., 32, 41, 115 (note) 

 Peas, 54 

 Pigeons, 66 

 Primula, 66, 79, 81-83 

 Protoplasm, 3 

 PUNNETT, R. C, 70, 125 

 'Pure Lines,' 44, 87 

 Rabbit, 74, 79, 87 

 Rat, 72, 79, 96 (note) 

 Recessive Characters, 56 

 Regression, 35 

 Retinitis pigmentosa, 107 

 Reversion, 74, 76 

 Rust in Wheat, 64 



ScHtrsTEE, E., 49, 103 



Sea-urchin eggs, 145, 146 



Seed-colour, 66 



Segregation, 58 



Sex, 84, 105, 108, 119-134 



Sheep, 84, 121 



Silkworms, 94 



Skew Curves, 15 

 „ Correlation, 39 



Skin-colour, 110 



Social Problems, 114 



Standfuss, M., 27 



Statistical Study of Variation, 32 



Stature, 10, 34, 37 



Sterility, 66, 112 



Stocks, 66, 80 



Sumner, F. B., 96 (note) 



Sweet-pea, 54, 66, 76, 125 



Telegony, 97 



Temperature, effects of, 25, 27, 28 



Tortoiseshell Cat, 84, 120 



Tower, W. L., 28 



Tuberculosis, 25 



Twins, 30, 113, 129 



Variation, 2, 5, 7 



„ Causes of, 8, 23- 81, 142 



Variation, Continuous and Dis- 

 continuous, 9-12, 17-19, 22, 88 



Variation, Curves illustrating, 

 11-17 



Variation induced by crossing, 29 



Vries, H. de, 19 



Wallace, A. R., 8 



Weismann, a., 20, 23, 138-144 



Weldon, W. F. R., 33 



Wheat, 64, 66 



Wheldale, Muriel, 77 



Yule, G. U., 42 



Zygote, 58 



CAMBRIDfiB : PRINTED BY JOHN CLAY, M.A, AT TUE UNlVEKSITy PKKBS 



