SUBJECT INDEX 



1557 



Lutra canadensis 



litter size, 961 



pregnancy, length, 961 

 Lychnis alba (see Melandrium) 

 Lygosoma 



corpus luteum, 1059 



oviduct, specialization for ovoviviparity, 1052 



oviparity, 1056 

 Liitjosoma ocellatuni 



allantoplacenta, 1058 



viviparity, structural adaptations, 1058 

 Lyniantria 



chromosome pattern, 10 



genetics of sex, 4 



sex determination, genie balance and, 8, 9 



W chromosome, female elements in, 10 

 Lymantria dispar 



diploid intersexuality, 8 



hybridization 



of races, and sex types, 10 

 of sui)species, 8 



sex differentiation, gene action and, 17 



sex genes, location of, 17 

 Lymphomatosis, androgen and, in fowl, 1091 

 Lyntris tetrix, nest -building, role of sexes, 1270 



Macaca midatta (see Monkey) 

 Miicropodidae, parturitive behavior, 1310 

 Mdcropiis rufiis, parturitive l)ehavior, 1311 

 MalacUinniys, pseudohermaphroditism, 1065-1060 

 Malaclemmys centrata 



genital tract development, gonadal hormones 



and, 1068 

 hj'pophyseal gonadal relations, 253 

 sperm storage in female, 1055 

 Male reproductive tract 



Cynomys, season changes, 316 

 fowl, structure, 1094-1095 

 reptiles, 1040-1041 

 Male sex broods, in Drosophila melanogaster, 27 

 Male accessorv reproductive glands 

 acid phosphatase in, 390-391 

 alkaline phosphatase in, 391 

 androgen and, 399-425 

 anatomy, 366-377 

 estrogen and, 42(5-429 

 evolution of, 376-377 

 fish, 1039 



comparison with mammals, 1039 

 homologues in females, 368 

 miscellaneous soluble enzymes in, 392 

 response to nerve stimulation, 367 

 responsiveness to androgen 

 age of animal and, 419-422 

 dietary factors and, 421-422 

 glaii(rs])ecificity, 421 

 hyp()|)li\ sen! hormones and, 433-435 

 molcculai- stiucture of androgen and, 421 

 species differences, 419-420 

 strain differences, 419 

 secretion process 



cell ultrastructures, 416-419 

 histochemical localizations, 418-419 

 terminology, 366-367 

 vitamin A deficiency and, 681 

 Male genital ducts. Lampreys, androgen and, 1046 

 Malnutrition (see also Inanition) 

 and androgen production, 677 

 and hypophyseal gonadotrophins, 261-263, 674- 



675' 

 and hypophyseal structure, 674 

 and reproduction in man, 261-262 

 and testis functioning, 679 



Mammals 



breeding types, 315-317 



Eutherian, origin at vagina, 122 



fetal gonads, hormonal activity, 144 



genital tract development, gonadal hormones 



and, 83, 112-114, 116-118, 121, 129, 136 

 genitalia development, gonadal hormones and, 



122, 126-129 

 hypophyseal anatomy, 273-276 

 hypophyseal gonadal relationship, beginning in 



embryo, 132 

 hypothalamic -neurohypophyseal tracts, 223 

 male accessory sex glands, evolutionary history, 



376-377 

 nest -building 



external stimuli and, 1309-1310 



hormonal basis, 1305-1309 

 parental behavior, retrieving, 1313-1321 

 pars intermedia functioning, 199 

 parturitive behavior, placentophagy, 1312-1313 

 semen, origin, 376 

 sex determination, 49-66 

 Mammary gland 



adrenal corticoids and, 596, 602-604 



during pregnancy, 596-597 



effects of prolactin compared with oxytocin, 



1330 

 estrogen and, 602-604 

 hormone requirements, 601-606 

 inanition and, 689 

 insulin and, 605 

 involution 



morphologic changes, 598 



oxytocin and, 598 



physiologic changes, 598-599 



tranciuilizing drugs and, 631 

 male 



adrenal corticoids and, 596 



involution, androgen and, 131 



orchiectomy and, 595 

 man, microscopic anatomy, 594 

 milk secretion (sec LadogCMiesis) 

 myoepitliclinl cells. (123 1124 

 ovarian slcinids and, o'.l'.lljOl 

 ovariect()iii\- and, 595 

 postnatal (Icvclopment, 593-598 

 postparturitional, 596 

 prenatal development, 591-593 



fetal gonads and, 131, 592 



gonadal hormones and, 130 131, 592-593 



in field mouse, 129-130 



sex dimorphism, 592-593 



teat, 592 

 prepubertal development, 594-595 

 prolactin and, 601-604 

 sex dinu)ri)hism, 600 

 sonialotrophin and, 602-604 

 thyioid iiormone and, 605 

 tissue, insulin and RQ of, 619-620 

 transhydrogenase in, 651 

 Mammogens, and lactation, 601, 604 

 Man 



abortion 



high environmental temperature and, 962 



vitamin E and, 686 

 adolescent sterility in female, 1464, 1465 

 adrenal androgens, and virilism, 423 

 adrenal cortex, production of progesterone, 973 

 adrenal corticoids, responses to, 1185 

 adrenogenit al syndrome 



and ovarian functioning, 481, 482 



17-hydroxyprogesterone conversion to andro- 

 gen,' 648 

 aggressive Vjehavior, androgen and, 1387 



