SUBJECT INDEX 



509 



quinones, 74 



RQ, 202 



rabbit, 237s 



Rauber's membrane, 237 



recapitulation, 9 



biochemical, 40 

 reconstitution, 302 

 reduction division, 29 

 regeneration, 302s 



amphibian, 321s 



and chemicals, 305 



during development, 316 



fields, 309s 



mixed, 324 



nerves, 305 



Stentor, 395 



stimulus, 305 



Wolffian, 306, 404 

 regionaHsation, 12, 130, 405s, 415, 455s 

 reptiles, 39, 161, 234s, 244s 

 reserve ceUs, 304, 306, 315 

 resistance and age, 231, 238 

 respiration and cleavage, 203 



echinoderms, 88 



fertilisation, 50 



induction, 212 



insect pupae, 140 



morphogenesis, 452s 



mosaic eggs, loi 



nucleus, 36 



organiser, 196, 200s, 205 



regeneration, 314 

 ring gland, 137 



Sahellaria, 99 

 salivary gland, 269 



nuclei, 355 

 Scyllium, 226, 228 

 segregation, 12, 174, 182 



ooplasmic, 16, 103 

 Selachia, 226, 228 

 self-differentiation 

 see: isolations 

 self-individuation, 189, 192, 199, 220, 464, 



467 

 self-reproduction, 388 



sensitive period, 3 33 > 342 

 shape transformations, 290s 

 shell gland, 104 

 silkw^orm, 139 

 skull, 234, 296 

 slime moulds, 434 

 somatoblasts, 96 

 somites, 8, 113, 258, 262, 449 

 sperm, 29s 



aster, 50 



supernumerary, 62, 136 

 spiders, 36, 123 



spindle, 51, 53, 55, 66, 70, 94, 99, 438 

 spiral symmetry, 43, 60, 66, 94s, 432 

 splanchnocoel, 263 

 Stentor, 395 

 steroids, 195, 212, 413 

 sturgeons, 59, 75, 225 

 subgerminal cavity, 155 

 submandibular gland 269 

 sulphydryl, 33. lOi. 205, 260, 355 

 surface tension, 72s, 416, 432, 440, 443, 

 445s 



Tachydnes, 128s 

 tail-bud, 113, 167, 251, 263 

 tail fold, 251 

 teeth, 221 



teleosts, 36, 226, 244s, 247s 

 telolecithal, 36 

 temperature shocks, 212 

 Tenehrio, 128 



tissue culture, 14, 160, 184, 237, 289, 361, 

 433s, 437 

 specificity, 215, 307, 400 

 tracers, 58, 91, 201, 204, 205, 206, 214, 



384 

 trachea, 257 



transformation, bacterial, 376, 400 

 transforming induction 462 

 trochophore, 94s 

 trophoblast, 236 



Tubifex, 42, 68, 74, 96, 98, loi, 119, 131 

 tumours, 307, 399 

 twins, identical, 286 



insects, 123 



mammals, 242, 248, 286 



mosaic eggs, 60, 99 



