156 



INDEX 



Gametes, 3, 7-9, 11-12, 115-18, 



123-4, 132, 141 ; struggle for 



existence, 146 ; see also Ova and 



spermatozoa 

 Gametic differentiation, 116, 124 

 Gametic union, 12, 123 

 Gammarus, 129 

 Gatenby, 135 

 Gemmation, 3 

 Generation, alternation of, 10; 



simplest mode of, 1 

 Generative cells, 3 

 Generative organs, 3, 70, 144 ; in 



hybrids, 141 

 Genes, 117-19, 123, 133, 141 

 Genital organs in hermaphrodites, 



128 

 Germ ceUs, 35-7, 121, 123-4, 139, 



141 

 Gestation, 45, 50, 104 ; periods of, 



45, 48, 50, 75-6 

 Giantism after castration, 87 

 GlARD, 129 

 Girardinus pceciloides (millions fish), 



129 

 Gland of vesiculse, 20 

 Gland tissue, 2, 82 

 Glands of Bartholini, 33 ; uterine, 



72, 84 

 Glandular development of uterus, 51 

 Glans penis, 24, 25 

 Glomerules of kidney, 100 

 Glycogen, 73, 129 

 Goats, 84, 128, 132 

 Goitre, 57, 110 

 Goldfinches, 122 



GOLDMANN, 74 

 GOLDSCHMIDT, 129, 132-5 

 GOLTZ, 80 



Gonads, 3, 9, 58, 93, 98, 129, 133-5, 

 139, 146 ; effect of abnormalities 

 on, 111 ; in free-martins, 131 ; 

 grafting, 92 ; metabolic effects, 

 111; oxidation due to, 90 ; 

 relation to other internal secre- 

 tory organs, 110 ; to suprarenals, 

 110; removal of, in insects, 87: 

 transplantation of, 91 



GooDALE, 91, 95-7, 130 



GOTTSCHAU, 111 



Graafian follicle, 25, 28, 42-3, 50, 

 100-1, 127-31 



Grafting of human testis, 111 



Grafts, 93-4 



Gran ides, 37 



" Gray's Anatomy," references to, 

 9, 15-16, 61, 63, 65-9, 72-3 



Great war, 56, 58 



Grebe, mating habits, 128 



Green food, 139 



Greenland, 58 



Gruber, 2 



Grunion, 14 



" Guest-gifts," 122 



Guinea-pig, 25, 106-8, 130, 140; 

 cycle of, 49 ; injection experi- 

 ments, 92, 101, 109; penis of, 

 25, 130 ; period of gestation, 76 : 

 uteri of, 109 



GURNEY, 128 



Gut, 2-16 



Gynandromorphism, 134 

 Gypsy moth, 129, 134-5 



H 



Hackles in fov/1 after castration.. 



95 

 Ha3matomata in uterus, 54 

 Haemoglobin, 73 

 Haemorrhoids, 75 

 Hair-growth at puberty, 59 ; after 



castration, 87 ; in elderly women, 



98 ; in hermaphrodism, 127 

 Hammond, 47-50, 101, 104, 106-9; 



128, 139 

 Hammond and Marshall, 102, 103.. 



105 

 Hammond and Woodman, 45, 105 

 Hartman, 50, 104 

 Hartman and Hamilton, 128 

 Head, 57 

 Heape, 38, 41-2, 47, 50, 51, 104, 



143 

 Heart, 07-9 



