SUBJECT INDEX 



1529 



Chimpanzee (cont.) 



urinary androgen, levels in female, 508 

 urinary estrogen, levels in female, 507 508 

 Chinchilla laniger 

 litter-size, 960 

 pregnancy, length, 960 

 Chiroptera (see Bat) 

 Chlamydoselachus anguineus, intromittent organ, 



1041 

 Chloride ions and spermatozoa vitality in fowl, 



1110-1111 

 Chloris chloris 



ovarian follicular growth, pregnant mare serum 



and, 1128 

 ovulation, pregnant mare serum and, 1128 

 seminiferous tubules, cholesterol in, 1093 

 sperm, 1096 

 Cholesterol 



adrenocortical, ACTH-depletion of, 531 

 and steroid biosynthesis, 644-646 

 biosynthesis, 644-645 



conversion to pregnenolone, hydroxylation re- 

 action, 648 

 depletion, similarity of luteotrophin and ACTH 



actions, 53i 

 estrogen and synthesis of, 653 

 in corpus luteum of rat, 531 

 in seminiferous tubules of birds, 1093 

 luteal, lactogen-depletion of, 531 

 Choline derivatives 

 biosynthesis, 386-387 



in male accessory reproductive glands, 386-387 

 in semen, 386-387 

 Choline esterase in semen, 392 

 Cliondrodystrophy, chromosome idiogram, 65 

 Chonleitcs minor, incubation, ambient temperature 



and, 1295 

 Chorionic gonadotrophin 

 and ovulation, 451 



excretion, hypophysectomy and, 1006 

 Chromosomes (see also Sex chromosomes) 

 abnormalities 



and Klinefelter syndrome, 64 

 and Mongolism, 63-65 

 and syndromes not related to sex, 63-65 

 "accessory," 6 

 alterations 

 drugs and, 8 

 radiant energy and, 8 

 and sex 



absence of Y chromosome and development 



of male genital system, 60 

 accessory chromosome in Xiphidium, 6 

 aneuploids, 8 



contributions from cytogenetics, 7-8 

 determination 

 in fishes, 45-47 

 in Huniulus, 43 

 in Melanilrium, 35-40 

 in /^unirx. 40-42 

 mechanisms, 4-13 

 gene mutations in Drosophila, 12 

 genetic linkage group, 8 

 historical, basic literature, 3-4 

 in plants, 7 

 in Sri am, 28-32 

 l)olyploids, 8 



W in Hotnbyx, female sex factor in, 34-35 

 X() -f 2A type, species comparisons, 59 

 Y chromosome, 23-25 

 and types in Drosophila americana, 16-17 

 animals, tabulations, 4 

 autosomes in relation to sex, 10 11 



Chromosomes (cont.) 

 balance 



and sex determination, 5 

 in fish, 46 



in Melandriimi, 35-40 

 and sex types in man, 59 

 in sex deviates, species comparisons, 59 

 behavior in parthenogenetic Drosophila, 22 

 differentiation in Sciara 

 in germinal tissue, 32 

 in somatic tissue, 32 

 Drosophila, female elements in X, 10 

 identification in man, 54-55 

 idiograms for man in disease conditions, 65 

 in tortoiseshell cats, 51 

 "limited" in Sciara, deoxyribonucleic acid in 



30-31 

 lineage and sex in Sciara, 29 

 Lymantria, female elements in W, 10 

 man, 52-55 



mosaics, in man, 53, 61 



nondisjunction and concept of genie balance, 9 

 numbers, racial similarity in man, 53 

 pairing 

 mutant genes and, 7 

 variations in, 6 

 pattern 



amphibia, 44-45 

 and sex differentiation, 6-7 

 and sex ratios in Sciara, 29 

 birds, 47 



Bombyx mori, 34-35 

 cat, 51 



digametic females, 6-7 

 digametic males, 6-7 

 dioecious plants, 7 

 Drosophila, 10 

 haploid-diploid relations, 7 

 hermaphroditic plants, 7 

 homogametic females, 6-7 

 homogametic males, 6-7 

 human sex types, 62 

 Humulus, 43 

 Lebistes, 45 

 Lymantria, 10 

 Melandrium album, 36 

 mouse, 50 



sex-reversed amphibians, 45 

 plants, tabulations, 4 

 Sciara, 29 

 sex values 



in Melandrium, 37-38 

 in Rumex, 41 

 translocations, role in deviation, 40-41 

 types 

 in amphibia, viability of WW males, 45 

 in man 



autosomal trisomies, 63-65 



hermaphrodites, 60 



superfeniales, 57-58 



trisomic of chromosome, 18 



trisomic of chromosome 22 (Sturge-Weber 



syndrome), 64 

 trisomic of D group chromosomes, 64 

 XO + 2A (Turner's syndrome), 59 

 XXX Y + 2A, 61-63 

 XX Y + 3A, 63 



XXY + 2A (Klinefelter's syndrome) , 58-59 

 XX YY + 2A, 59 

 variations in Spinacia, 42 

 zygotic formulae, 7 

 Chrysemys 



hermaphroditism, 1066 

 pseudohermaphroditism, 1066 



