INDEX 



Ability, Inheritance of, 48 

 Acquired Characters, 19, 24, 30, 



45, 90-97, 117, 121 

 Albinism, 66, 71 

 Allelomorph, 56, 61, 71, 128 

 Amphidasys betularia, 89 

 Ancestral Heredity, Law of, 42 

 Andalusian Fowl, 69 

 Bateson, W., 19, 70, 76, 82 

 Bee, 93 



Biffen, B. H., 64 

 Biometric Methods 9, 32-51 

 Boveri, T., 127 

 Brachydactyly, 103 

 Brown-Sequard, 94 

 Cataract, 104 



Chromosomes, 121, 126-131 

 Colour-blindness, 84 

 Colour-inheritance, 71-83 

 Combs of Fowls, 66, 67 

 Correlation, 36 



parental, 39, 101 

 Cunningham, J. T., 91 

 Darwin, 2, 8, 23, 24, 88, 117 

 Deafness, 101 

 Dihybridism, 62 

 Disease, Inheritance of, 100 

 Dominant Characters, 54 

 Earwig, 17 



Environment, 24-29, 110-115 

 Epistatic, 73, 75 

 Eugenics, 51 

 Evolution, 2, 88, 117 



Ewart, J. C, 96 



Extracted Homozygote, 62, 86 



Eye-colour, 66, 102, 107 



Feeble-minded, 50 



Flatfish, 91 



Flower-colour, 66, 74, 77, 79-83 



Fluctuation, 22, 45 



Fowls, 66, 67 



Galton, Sir F., 24, 30, 33, 41, 111 



Gametes, 57 (see Germ-cells) 



Gemmules, 118 



Germ-cells, 57, 118, 120, 126 



Germinal Continuity, 119, 125 



Germ-plasm, 20, 23-26, 120-125 



Gregory, B. P., 82 



Guinea-pig, 86, 94 



Hair-colour, 66, 107 



Hair-length, 66, 86 



Herrst, C, 127 



Heron, D., 101 



Heterozygote, 59 



Homostyle (Primula), 82 



Homozygote, 61 



Horns of Sheep, 84 



Hurst, C. C, 102, 107 



Hybridisation, 53 



Insanity, 100, 112 



Instinct, 92 



JOHANNSEN, W., 44, 87 



Kammerer, P., 95 

 Lamarck, 117 

 Leptinotarsa, 28 

 Lychnis, 66 



