Ind 



ex 



Abnormal cases of Men- 



dilism 101-121 



Abraxas moths 115, 116, 120,142 

 Acquired characters 19,54,57-59 

 Adaptations .... 11, 32, 59, 70 



origin of 70 



Alcohol, action of.... 60, 62, 169 



Alfalfa -ij 



Allelomorphs 82 



Alternate inheritance 74 



Amphimixis . 29, 54 



Analogies in animals 18 



Ancestral inheritance . ... 47 



Andalusian fowl loi 



Animal breeding 5. 46. 152 



Aphids, inheritance in 126 



Apple 7. 37 



Aristotle 6 



Artificial selection 18 



Ascaris 43 



Asexual reproduction 39 



Atavism 125 



Average 25 



Autogamy 40 



B 



Babcock and Clausen, 



61, 97, 119, 142, 156 



Bach family 168 



Bakewell, R. . 34 



Barley 36, 51, 70, 71. 80 157 



Barred Plymouth Rock, 



35, 116-118 



Barriers 17 



Bates, Thomas 34 



Bateson, W 23, 67, 104 



Baur 44 



Beans 25, 37 



Inheritance in ....71, 108 



Biffen, R. H 90, 160 



Bimodal curves 27 



Biogenetic law 16 



Biologic method of investi- 

 gating heredity 46, 129 



Biometry 49 



Birthmarks 62 



Bisexual inheritance ...... 74 



reproduction 40 



Blended inheritance 74 



Booths 34 



Boveri 140, 141 



Brachydactyly 168 



Breeding, Systems of 153 



Bud variations 28 



Buffon ^0 



Burbank, Luther 51, 80, 81, 155 



Butler, Samuel 54 



Canadian fruits 158 



grains 157 



Castle, W. E., 49, 73, 102, 



10'3, 107, 145, 149, 151 



Cattle, breeds of 33, 34 



" colors of 100 



Cell, the 129 



division 29 



Chambers, Robert 10 



Characters, acquired 19, 54, 57-59 



congenital 57-59 



" unit 49, 50, 86 



Chemical agents 31. 139 



Chromatin 40, 130 



Chromomere 109. 123. 139 



Chromosome, 69, 130-133 



135, 139, 140, 142 

 " theory of heredity.. 137 



Citrus fruits 38, 79 



Classification 7 



Clonal variation 28 



Clovers 37 



Coefficient of correlation, 51-52 



inbreeding 159 



heredity 48, 49, 150 



- " relationship 151 



" variation 27 



Color blindness ... 110, 111-112 



in cattle 100 



" in horses . 100 



Colorado potato beetle, 61, 74 



Combs in fowls 105-106 



Comet 149 



Complementary factors . . . 104 

 Compound factors . . . 101, 104 

 Congenital characters ....57-59 



Conklin, Prof 140 



Continuity of germ plasm. 53 

 Convergence in evolution.. 18 



Corn 37, 78, 97, 103, 156, 158 



Cornish Indian game. .. .116-118 

 Correlation of characters 50, 51 



in evolution 18 



Creation, theory of species 8, 9 



ISl 



