SUBJECT INDEX 



583 



Pubic symphysis, sex dininr])hisin, 1008-1009 

 Puffinus tenuirostris 



garnet ogpnesis, inherent cyeh's, 1141 



incul)atioii pattern, 1284 



testis (luring incubation, 1291 

 Pygoscelis adeUae, incubation pattern, 1284 

 Pygoscelis papua, aggressive Ix'havior, breeding 



season and, 1251 

 Pyqosteus pungitius, feminine liehavior bv male, 



1174 

 Pyrophosphatases in semen, 391 

 Pyrrhocoris apteris, chromosomes and sex differ- 

 entiation, 5-6 

 Pyrrhula pyrrhula 



imprinting, 1357 



incubation, temporal relation to egg-laying, 1284 



nest-t)uilding, role of sexes, 1271 

 Pythons, courting behavior, 1044 



Quelea qiielea 



breeding cycles, rainfall and, 1142 



feather coloring, luteinizing hormone and, 1120 



in luteinizing hormone assay, 1152 



ovarian follicular growth, pregnant mare serum 



and, 1128 

 ovulation 



nesting material and, 1280 

 pregnant mare serum and, 1128 

 seasonal reproductive activity, light and, 1140, 

 1141 



Rabbit (see also Lagomorpha) 



adrenal cortex, production of gestagen, 973 

 ampuUary gland, citric acid secretion, 388 

 artificial insemination, 727 

 corims luteum 



functional life, 460 



hysterectomy and, 461, 538 

 Co\vi)er's gland, citric acid secretion, 388 

 cryi)torchism, androgen levels, 315 

 developing ovum 



blastomere potentiality, 847 



cleavage rate, 846 



respiratory activity, 818-820 



tubal transport time, 846 

 EEG in female 



copulation and. 1350 



hypothalamic stimvilation and, 1206 



vaginal stimulation and, 1350 

 ejaculate, volumetric data, 726 

 ejaculation potential, 723 

 embryonic abnormality, irradiation of sperm 



and, 771 

 embryos 



culture of, 799-800 



recovery of, 799 

 epididymis 



citric acid secretion, 388 



histology, 714 

 estrogen, luteotrophic action, 531 

 «strus 



and follicular growth, temporal relations, 1192 



constant state of, 499 

 female genital trait, physicochemical deter- 

 minations, 741-743 

 feminine behavior 



by female, androgen and, 1196 



by male, 1179 

 fertilization 



cytology, 827, 841 



in vitro, 835-836 



l)olyspermy, 845, 850 



supernumerary sperm, 844 



Rabbit (rant.) 

 fetal gonad 

 development 



gonadal hormones and, 100 

 hypophysis and, 133 

 hormonal activity, 114, 144-145 

 fetal testis, interstitial cells, 145 

 genital tract 



development , hypophysis and, 123 

 differentiation, critical period, 256 

 Graafian follicle, histology, 456-457 

 hypophyseal cytology, 177-180, 185, 204 

 hypophyseal gonadotrophin secretions, proges- 



"terone and, 1206 

 hypophyseal innervation, 273-274 

 hypophyseal prolactin 

 parturition and, 1326 

 suckling and, 1327 

 hypophysis, functioning of fetal, 134, 163, 256 

 hypothalamic stimulation, EEG after-reaction 



threshold, 1206 

 identihcation of genetic sex, 55 

 implantation, 854, 855, 858, 859, 861 

 blastocyst turgidity and, 859-860 

 endometrial changes, 861, 863 

 spacing of embryos, 854-855 

 in pregnancy tests, 986, 987 

 lactation, suckling and, 1325-1326 

 tranquilizing drugs and, 631-632 

 male accessory sex glands 

 homologies, 373 

 structure, 372, 373 

 mammary development, 591 



ovarian hormone recjuirements, 599 

 prolactin and, 601-602 

 mammary tissue RQ, insulin and, 619 

 masculine behavior by female, 1190 



androgen and, llil7 

 mating behavior, 1124 

 female 



EEG arousal thresholds and, 1205, 1206 

 estrogen-progesterone and, 1188 

 hypophysis and, 1210 

 measurement of, 1187 

 progesterone and, 1189, 1206 

 protein deprivation and, 684 

 male 



age of animal and, 1203 

 androgen and, 1177, 1181, 1182, 1184-1185 

 stability of patterns, 1179-1180 

 thyroid and, 347, 1210-1212 

 milk ejection, 1322-1323 

 adrenaline and, 625, 1324 

 hypotlialamic stimulation and, 1323 

 oxytocin and, 623 

 psychic inhibition, 625, 1324 

 Mullerian duct 



development, androgen and, 114, 146 

 differentiation, gonadectomy and, 115-117 

 mutants, tabulation of, 4 

 nest-building 

 experience and, 1333 

 pattern, 1306 



progesterone and, 1307, 1308, 1353 

 strain differences, 1354 

 thyroid and, 1307-1308 

 New England cottontail, breeding season, 502 

 nursing behavior 



manuuary distension and, 1330-1331 

 sympathectomy and, 1331 

 nursing-suckling relationship, 1321 

 ovarian follicular growth, 456, 499, 505 

 during pregnancy, 458 

 protein deprivation and 684 



