SEX HORMONES 

 see Hormones 



SEX-RATIO 



see Sexual development 



SEX-REVERSAL 



see Sexual development 



SEXUAL DEVELOPMENT 

 see also specific sex organs; 



Reproductive system; 



Sex determination 



Aves Fisher 



endocrinology 



Aves Noumura 



Crustacea Hinsch 

 experimental study 

 Amphibia Hsu 

 Liang 

 hermaphroditism 



Mammalia Allison 



Gumbreck 

 Whitten 

 postnatal 



Homo Asayama 



role of steroids 



Teleostei Takahashi 

 sex differentiation 



Amphibia Iwasawa 



Kawamura 

 Nishioka 

 Teleostei Hishida 



Takahashi 

 sex ratio 



Aves Buss 



Mammalia Wolfe 

 sex ratio & karyotype 

 Homo Ikeuchi 



Sasaki 

 sex reversal 



Gastropoda Taylor 

 Teleostei Hishida 

 spontaneous chimeras 



Mammalia Whitten 

 syrinx 



Aves Noumura 



ultrastructure 



Crustacea Hinsch 

 Gastropoda Taylor 



SHELL 



see Egg(s); Integument 



SHELL GLAND 



see Integument; Oviduct 



SHOULDER GIRDLE 



see Skeleton 



SKELETON 



see also specific parts; 

 Bone(s); Cartilage 



Amphibia Kemp 

 Aves Goff 



HaU 



Overman 

 Echinoidea Benson 



Uemura 

 Homo Gray 



Meyer 

 Insecta Counce 



Mammalia Beresford 

 Evans 

 Nakata 

 Overman 

 Urist 

 biochemistry 



Mammalia Schryver 

 exostosis 



Mammalia Shupe 

 growth 



Homo Cole 



Mammalia Cole 

 malformations 



Homo Carmona 



Tanaka 

 morphology 



Mammalia Schryver 

 ossification 



Homo Jit 



Mammalia Sekeles 

 regeneration 



Homo Cole 



Mammalia Cole 

 spicule formation 



Echinoidea Okazaki 

 spicule formation & NaF 



Echinoidea Herold 

 teratogenesis 



Mammalia Oohira 



SKIN 



see also Epidermis; Integu- 

 ment; Pigment(ation); 

 Wound healing 



SKULL (& visceral skeleton) 

 see also Chondrocranium 



Amphibia Gaudin 

 Graver 

 Grubb 

 Aves Burdi 



Lamprecht 

 Rossouw 

 Toerien 

 Chondrostei Jollie 

 Elasmobr Jollie 

 Holostei Jollie 

 Homo Srivastava 



Mammalia Auvenshine 

 Beresford 

 DeLahunta 

 Hendrickx 

 lucif 

 Kollar 

 Ross 

 Toto 



Vertebrata Frank 

 Jollie 

 Smit 



SLIME MOLDS 

 see Plant embryology & 

 morphogenesis 



SOMATIC MUTATIONS 

 see Genetics 



SOMATIC RECOMBINATION 

 see Cell heredity 



SOMITE(S) 



Amphibia Jacobson 



Aves Allen 



Jacobson 

 Minor 

 Packard 

 Thompson 



SPERMATOGENESIS 

 see also Gametes 



Insecta Kiefer 



Mammalia Schuetz 

 abnormal 



Mammalia Wolfe 

 biochemistry 



Mammalia Goldberg 

 chromosome condensation 



Mammalia Hotta 

 culture in vitro 



Insecta Kambysellis 



Mammalia Schuetz 

 effect of insecticides 



Insecta Bronjen 



effect of mutants 



Mammalia Dooher 

 effect of vascular occlusion 



Mammalia Lakshmanan 

 effect of vitamins 



Mammalia Lamano 

 endocrinology 



Insecta Kambysellis 



Mammalia Schuetz 

 fate of polar granules 



Insecta Schwalm 



genetics 



Mammalia Wolfe 

 genetic control 



Insecta Tokuyasu 



germinal epithelium cycle 



Mammalia Lakshmanan 

 histones 



Amphibia Byrd 



Echinoidea Byrd 

 hybrids 



Insecta Novaes 



Salles 

 Schreiber 

 immunology 



Mammalia Bennett 



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