5o8 



GENERAL INDEX 



Monotremes 249 



Morphogenesis 441 ff., 454, 475, 



477. 483 

 Moths, castration of 55 ff., 312 



— Goldschmidt's experiments 63 E., 

 369, 400 ft'. 



— wings after castration 55 ff. 

 Mouse, castration results 20 



— testicle of 113, 150, 160 

 Moulting time 46 

 Mucosa 6, 25, 80, 325, 337 

 Miillerian ducts 311, 384, 398, 444, 



457> 459, 467 

 phylogenetic origin 459 



Nephridia 459 

 Nerve cells 122 

 Nervous system, internal secretions 



of 97 

 Neuroglia cells 121 

 "Neutral" form 59, 62, 70, 442, 



461-2, 470 

 Nicotine, effect on interstitial cells 



178 ... 



Non-sex-specific hormonic activity 



of sex glands 473 ff. 



Nuptial apparel 55, 189, 195, 197 



Oestrus, see Heat 

 Oocytes 243, 275-6, 286, 310 

 Olfactory stimuli 36 

 Ostrich, hen, after castration 44 

 Ova, metabolic difference 444 

 Ovarian hormones, sex specific 

 action of 285 ff. 



— tissue changes 261, 395 

 hypertrophy 244 



— - transplantation 88, 290-T, 299, 



450-1 

 Ovanotestis 353, 373-4, 376, 380- 



381, 391-2 

 Ovary and testis, antagonism 



between 352 



— auto- and homoiotransplanta- 

 tion of 88 



— - crossed transplantation 352 



— extracts of 321-4, 326, 331 



— feeding with 93 



— histology and histogenesis 211 



— implantation of 262, 288 



— in arthropoda 58 



— in partial castration 243 



— in pubertas praecox 435 



— in twin pregnancy of cattle 383 



— injection of corpus luteum 322 



— internal secretions of 104, 21 iff. 

 270 



— lipoids in 221 



— transplantation of 88, 235 fF., 

 451 



Ovary transplantation of, in 

 mammals 88 



in rabbits 90 



in women 15, 88, 90 



— X-ray irradiation of 228 

 Ovulation, inhibited by corpus 



luteum 257 



— in mammals 253 



— in rabbits 253 



— spontaneous 253, 256 



Pachygrapsus marmoratus, para- 

 sitic castration 62 



Pancreas 80-1 



Parabiosis 358, 390 



Parasitic castration of crabs 59 



earthworm 67 



insects 66 



Partial castration 131, 168, 181, 

 243 ff., 273 



Partridge, castration in 48 



Pelvis in castrated man 8, 16, 17, 32 



— in sheep 32 



Penis, castration effect 476 



— condition after castration 18 



— condition after transplantation 

 of testicle 85 



— condition in castrate after in- 

 jection of testicular substance 94 



— in castrated guinea pig 20 ff. 



— in castrated rabbit 131 



— in castrated rat 19 



— in eunuchoid 425 



— in experimental hermaphrodit- 

 ism 363 



— in feminization 289-90 



— in feminized rat 289 

 — ■ in gelding 476 



— in insects after parasitic castra- 

 tion 66 



— in masculinization 450-1 



— in normal guinea pig 20 



— in retarded development 145 



— in sexual precocity 432 



— {see also vesiculae seminales, etc.) 

 Penis-like organ in masculinized 



guinea pig 300 



rat 303 



Persistence of sex characters 2, 64, 



453 

 Phalaropus 49, 394 

 Phascolomys 214 

 Phases of female puberty 126-7, 



267 ff. 



— of male puberty 175-6, 185, 269 

 Pheasants, castration results 44, 



46 



— crossing of 457, 462, 471 

 Phoxinus laevis, nuptial colouring 



45 



