464 



INDEX 



Daughter star, formation of, 106 



Death, 443, 452, 456 



De Barry, 186 



De Graaf, 214 



De Maillet, 284 



De Vries on Mendel's law, 271 



theory of mutation, 297 

 Decadence, 443 

 Definitive host, 333 

 Dendrites, 150 

 Depressants, 37 

 Determinants, double, 265 



of Weismann, 261 

 Deutoplasm, 97 

 Development, science of, 211 

 Diatomacese, fossil, 114 

 Diatome and bacteria, mutual- 

 ism of, 53 



Dibothriocephalus latus, 339 

 Dicroccelium, 339 

 Digestive system, development 



of, 123 

 Dimorphism, Weismann' s theory 



of, 265 

 Dioncea, 36 



conductivity in, 69 

 mechanical stimulation, 43 

 Diptera, 343 

 Dipylidium canium, 339 

 Discophora, 341 

 Divergence, 282 

 Dodders, 335, 336 

 Dominant characters, 270 

 Doncaster on sex determination, 



247 



Donors, universal, in blood trans- 

 fusion, 324 

 Drelincourt, 240 

 Drosera, conductivity in, 69 

 mechanical stimulation, 43 

 Dumas, 214 



Dusing on sex determination, 243 

 Dysentery, parasite of, 338 



EAR, development of, 161 



Earthworm, 127 

 grafting in, 422 

 regeneration in, 406 



Ectoderm, 219, 222 



Ectoparasites, 333 



Ectoplasm, 80 



Ectosarc, 100 



Effector, 152, 153 



Efferent neuraxes, 152 



Egg, structure of, 216 



Eggs, effect of temperature on, 40 



Ehrlich on blood, 318 



Ehrlich's lateral chain theory, 



380 

 Electric stimulation, response to, 



60 



Elements, 18 

 Embryo, 211 

 Embryology, 211 

 Empedocles, 21, 282 

 Endoparasites, 333 



transmission of, 353 

 Endosarc, 100 

 Entamreba histolytica, 338 

 Enteron, 124 

 Entoderm, 219, 222 

 Entomophilous plants, 200 

 Eosinophile cells, 95 

 Epiblast, 222 

 Epigenesis, 213, 214 

 Epimorphosis, 406 

 Epistylus, 115 

 Epithelial tissue, regeneration 



of, 412 



Equatorial plate, 105 

 Ergot of rye, 334 

 Erythrocytes, development of, 



135 

 Eurotium repens, reproduction 



in, 186 

 Eveling, 457 

 Evolution, 283 

 Evolutionary sequence, 304 

 Excretion, organs of, 146 

 Excretory system, development 



of, 145 



Exteroceptors, 152 

 Eye, development /of, 159 



FALLOPIAN tubes, cilia of, 79 

 Families, 309 

 Fasciola hepaticum, 339 

 Fernandez, 218 

 Ferns, reproduction in, 198 

 Fertilization of ovum, 207, 208 



processes of, 217 

 Filaria, 340, 357 



