SUBJECT INDEX 



1595 



Sex mores, man, 1438-1476 

 American Indian, 1451-1452, 1469-1470 

 Arapesh, 1438-1441, 1455, 1463, 1464, 1467, 1468, 



1470 

 Arctic peoples, 1455 

 Baiga, 1469 



Balinese, 1438, 1446-1448, 1453, 1455, 1464 

 Chinese, 1455 



contemporarv American, 1458, 1465, 1474-1476 

 Dobu, 1458 

 French, 1458 



latmul, 1452-1453, 1459, 1464, 1466, 1467 

 incest taboos, 1468-1469 

 Kaingan tribe, 1463 

 Lepchas, 1438, 1449-1451, 1460 

 Manus, 1438, 1441-1443, 1455, 1457, 1464, 1466 

 Mariiid Anini, 1455 

 Marciuesan, 1458 

 Mentawei Ishuiders, 1455, 1470 

 monogamy, 1467 

 Mormon, "1458 



Mundugumors, 1459, 1462-1463, 1464, 1467 

 l)ol3'andrv, 1467 

 polygamy, 1467 

 Puerto Rican, 1458 

 Samoa, 1436, 1464 

 Siriono, 1438, 1443-1446 

 social categorization and, 1460 

 Tehambiili, 1466 

 Tibetan, 1470 

 Trobrianders, 1463 

 Trukese, 1455 

 Yurok Indians, 1455 

 zoolagnia, 1459 

 Sex mosaics 

 birds, 47 

 Bumbi/x 



dispermic merogeny, 35 



methods of production, 35 

 Drosophila, origin, 60-61 

 Hymenoptera 



cleavage of sperm nucleus, 33 



doubly mated queens and, 33 



mechanisms of production, 33 



meiotic products and, 23 



polyspermy and, 33 

 Sciara, 32 

 Sex primordium (see also Soma) 



character of and sex differentiation, 137 

 Sex ratios 



age of parents and, 65 

 birth order and, 65 

 Caucasian popidations, 65 

 Drosophila 



female 



elimination of Y chromosome and, 26-27 

 maternal cytoplasmic agents and, 25-26 

 species distribution, 26 



male 



autosomes and, 27 

 gene-influenced, 27 

 Ne gene and, 27 

 Drosophila repleta and Drosophila neurepleta 



hybrids, 20-21 

 Drosophila simulans and Drosophila melano- 



gasler hybrids, 20 

 family differences, 65 

 female 



female-influenced, 25-26 



male-influencf'd, 26-27 

 genes cont rolliiii;. 20-21 

 geographic (lin'ciciices, 65 

 hybrid cattle, 20 

 Korea, 65 



Sex ratios (cont.) 

 male 



female-male interactions and, 28 



gene-influenced, 27 

 man, 65-66 



blood group antibodies and, 750 

 mouse, 50 



pH of blood and, 50 

 ovum age at fertilization and, 848 

 Sciara, 29 



unisexual families, 65 

 United States, 65 

 Sex reversal 



amphibia, 44-45 



chromosome patterns, 45 



estrogen and, 45 



gonads, gonadal hormones and, 86-95, 132 

 Bella, behavior following ovariectomy, 1065 

 castration and, 86 

 fish, 1064-1065, 1067 



gonadal hormone and, 1070 

 fowl, 1114 

 Lebistes, 46 



males, estrogen and, 1067 



pregneninolone and, 1067 



testosterone and, 1067 

 Melaridrium, 37 

 morphologic basis, 83, 111 

 Onjzias 



females, methyl testosterone and, 46-47 



males, estrogen and, 46-47, 1067 

 ovarian androgen and, 465-466 

 Phoxinus, gonadal hormones and, 1065, 1067 

 Plalypoecilus, testosterone and, 1067 

 reptiles, gonadal hormones and, 1067-1069 

 Xiphophorus, gonadal hormones and, 1065, 1067 

 Sex roles, reversal in phalarope, 1255 

 Sex skin 

 baboon 



estrogen and, 455 



estrogen-progesterone and, 580 

 chimpanzee 



swelling before menarche, 500 



temporal relation to urinary estrogen, 507-508 

 primates, 576-578 



estrogen and, 577 

 types 



Drosophila, 13-20 

 Drosophila americana, 16-17 

 man, chromosome patterns, 62 

 Melandrium, chromosome balance and, 35-40 

 polyploidy and, 8, 10-11 

 Sexual bipotentiality, 83, 110-111 



capacity for display of mating behavior, 1198 

 genetic basis, 9 

 man, 1415 

 Melandrium, 37 

 Sexual differences 



chromosome basis, 8-13 

 difficulty of measuring, 11 

 in normal Drosophila, 11-12 

 Sexual maturation 



birds, male, thyroid hormone and, 1105 

 B vitamin deficiency and, in female, 686 

 estrogen -gonadotrophin relations, 202-203 

 fowl 



daily light changes and, 1146 



inanition and, 1134 



pineal body and, 1103 

 hypophyseal cytology, 201-203 

 hypophyseal gonadal relations, 264-265 

 mammals 



in females, 503 



inanition and, in males, 677 



