INDEX 



375 



Hertwig, O. contd. 

 Fertilisation, 291 f.n. 

 Membrane and Cartilage Bones, 



309-10 



Biogenetic Law, 352, 354-5 

 Von Baer's Law, 354 

 Intrinsic Laws of Evolution, 



354-5, 356-7 

 Homologynot necessarily Homo- 



geny, 355-7 



Unity of Plan not necessarily due 

 to Community of Descent, 



355-7 

 On Phylogenetic Speculation, 



356 



Hertwig, O. and R. 

 Coelom Theory, 297-8 

 Nervous System of Ccclentera, 



299 



Heterochrony, 259, 348, 349-52 

 Heterogeneous Generation (K61- 



liker), 243 ' 

 Heterotopy, 259 

 Hilgendorf, 359 

 Hill, 311 



Hippocratic Treatises, 2 

 His, W., 206 f.n., 209 f.n. 

 Causal Morphology, 316 

 Cytoplasm of Egg, Organ-form- 

 ing Stuffs, 333 

 Specific Distinctness of Embryos, 



353 

 Histological Differentiation (von 



Baer), 117-8 



Histology. See also " Cell-Theory " 

 Malpighi, 20 

 Stensen, 21 



Bichat, 29-30, 169. 178 

 Von Baer, 117-8 

 Schwann, 178 

 Remak, 209-12 

 Hofer, B., 330 

 Hofmeister, 185 

 Homogeny, 267, 303, 355 

 Homology, 168,303, 355-7. See also 

 " Connections, Principle of," 

 and " Embryological Criterion" 



Homology contd. 



Aristotle, 7-10 



Belon, 1 8 



Buffon, 27 



Goethe, 47 



E. Geoffroy, 53, 71 



Serres, So 



Owen, 107-9 



Lamarck, 227 



C. Darwin, 234-5, 247 



Haeckel, 251 



Gegenbaur, 261, 263, 265, 266-7 



Giard, 273 



Semper, 279 



O. Hertwig, 355-7 



Braun, 355 

 Homology, Genetic Definition of - 



Gegenbaur, 266 



Lankester, 267 



O. Hertwig's criticism, 355-7 

 Homoplasy, 267 

 Hooke, R., 20, 169 

 Houssay, F., 19 f.n., 333 

 Hubrecht, A. A. W., 284, 295 f.n., 



301, 305-6 

 Hunter, J., 22, 315 

 Huschke, 134-5, 136, 141, 146 

 Huxley, T. H., 157, 238, 247 



On Rathke, 154 f.n. 



Embryological Criterion, 158-9, 

 1 66 



Embryological Archetype, 1 59-61 



Criticism of Vertebral Theory of 

 Skull, 161-2 



Membrane and Cartilage Bones, 

 166 7 



On Archetype, 204 



Germ-Layer Theory, 208, 289 



Criticism of Three-fold Paral- 

 lelism, 230 f.n. 



Coelom, 297 



Ancestry of Marsupials, 31 1 

 Hyatt, A., 359, 361 



INSTINCT and Morphogenesis, 



Analogy of, vi., 307, 312 

 Lamarck, 220, 226 



2 B 



