5o6 



GENERAL INDEX 



Hyperfeminization 293, 295, 305, 



450-1 

 Hypermasculinization 303, 305 

 Hypernephroma 372, 375 

 Hypertrophy, compensatory in 



testicle 155 ff. 



— of interstitial cells 155, 162, 

 169, 178 ff., 237 ff. 



— of ovarian tissue 244 



— of testicle in unilateral castra- 

 tion 161 



Hypophysis 3, 8, 12, 32, 40, 80, 

 104, 431. 438, 474 



— changes after castration 32, 40, 



474 



— in castrated woman 1 2 



— increased volume and weight 33 

 Hypospadia 378 



— a sympton of intersexuahty ? 

 378 



— peniscrotalis 379 



— frequency of 379 



Impotent frogs 95, 97 

 Inactivity, atrophy by 476 

 Implantation of ovaries 262 ff., 

 352 ff. 



— of testicle 299 ff., 352 ff., 369 ff. 

 Inachus, parasitic castration of 59 ff. 

 Increased hormonic action under 



hypertrophy 162-3 



with ligature of the vas 



deferens 162-3 



Influenza, Spanish, effect on inter- 

 stitial cells 181 



Infundibulum, lesion of, in dog 142 



"Inhibition" 467, 469 



Injection experiments 93, 319 ff. 



on cocks 94-5 



on frogs 95-7 



on guinea pigs 94 



— of entire sex glands 319 ff. 



— of ovanan substance 93, 484 



— of partial sex glands 322 ff. 



— of testicular substance 93. 484 

 Insects, intersexuahty in 400 



— parasitic castration of 66 



— {see also Arthropoda) 

 Intermediate phase of puberty 1 75 

 Internal secretions, accumulation of 



97 



meaning defined 79, 493 



-of follicle 265 



of gonads 319 



of nervous system 97 



— — of ovary 211 ff., 239, 270 

 of sex glands 79 ff., 97, 



103-4, 319, 330 



of testicle 82, 97, 100, 109 ff. 



what are 493 



Intersexuahty. 58, 65, 275, 303, 

 312, 347 ff., 445, 453, 457, 483 



— classification 403 ff. 



— gonadal 375 



— hormonic 376-8, 393, 402-3, 

 408, 410 



— in amphibians 397 



— in birds 390 



— in insects 400 



— mammals 379 



— in man 367 



— latent 411 



— lateral 409-10 



— morphogenetic 403 



— partial 407 



— zygotic 402 



Interstitial cells 109, 111-13, 118- 



23, 125-7, 130, 147. 150-5, 163. 



239. 345. 368, 380, 396, 399, 427, 



445, 455, 469, 492 



as chemical transformers 183 



always present in testicle 125 



cUmaxes in development of 



126 

 conditions at different ages 



125-6 

 in intoxication and disease 



178-184 

 effect of higher temperature 



183 

 hypertrophy of 130, 133, 



146, 150, 155-7, 179 



in amphibians 109, 187 



in birds 109, 189, 191 



in fishes 109, 186 



in guinea pigs 11 8-1 20 



in invertebrates 186 



in mammals no 



in unilateral castration 157-8, 



1 60-1 

 necessary part of endocrine 



apparatus 185 



of ovary in mammals 2 1 1 ff . 



of testicle no ff. 



"Interstial gland" 109, 154, 222, 



224, 226, 455 

 Interstitial tissue and corpus luteum 



251 ff. 



and hormonic effect 155 ff. 



cyclic changes in 170-5 



■ during foetal life 269 



hypertrophy of 234, 241 



in intoxication 178-184 



of ovary in man 220, 222, 



227, 237, 242, 324 

 of testicle 120-2, 125-6, 131, 



146, 150, 163, 166, 330, 343 



time of development 172 



Intoxication, interstitial cells in 



178, 184 



