INDEX 



377 



Loi de Balancement. See " Com- 

 pensation, Law of" 

 Loven, 186, 196 

 Lucretius, 16 



On the Soul, 222 f.n. 

 Ludwig, 193, 194, 3M 

 Lyell, Sir C., 228 f.n. 

 Lyonnet, 22 



MACBRIDE, E. W., 287 f.n. 

 M'Kendrick, J.- 



On Fontana, 172 

 Mackenzie, \^., 345 

 Malpighi, M., 20-1, 113, 169 

 Marine Zoology, Rise of, 195-6 

 Materialistic Attitude, 246-7, 345, 



. 364 



Schwann, 180-5 

 Vogt, 190-1 

 Virchow, 191 

 Ludwig, 193' 

 Materialistic Physiology, 193-4, 



3 '4-5, 347 

 Lamarck, 218-9, 222-3, 225-6 



The Darwinians, 241, 308 



Haeckel, 248, 250 



Roux, 315, 317, 3!S-9 3 2 9 



Semon, 343 



Rignano, 344 



Loeb, 347 



Criticism of this attitude 



Reichert, 192-3 

 Meckel, D. A., 95 

 Meckel, J. F., 113 



Meckel-Serres Law, 91-3 



Evolution, 92-3, 215, 228 



Teratology, 93-4 



Repetition of Parts, 95 



Vertebral Theory of Skull, 96 



Eclecticism, 101 

 Meckel's Cartilage, 141, 145 

 Meckel-Serres Law. .$>" De- 

 velopment, Meckel-Serres 

 Law" 



Mehnert, E., 348, 350-2 

 Membrane and Cartilage Bones, 

 162-7, 309-10 



Memory and Heredity, 336-44 

 Mendelism, 346 

 Mesenchyme, 298 

 Mesoderm, 209-11, 296, 297, 298 

 Metabolism 



Cuvier, 38 



Schwann, 182-5 



Roux, 324, 329 



Metamerism, 94, 95, 100, 109, 131-2, 

 266-7, 274-5, 279, 282, 286, 

 299, 301* 



Metamorphosis of Plants, 48, 235 

 Metastasis, Principle of 



E. Geoffroy, 55-6, 59, 74 



Owen, 106 

 Metschnikoff, E., 278 f.n., 285, 288 



Criticism of Ascidian Theory, 

 271 



Ccelom, 295, 296, 297 

 Meyen, 170, 185 

 Meyer, E., 284 

 Meyranx, 64 



Microscope, Invention of, 19 

 Milne-Edwards, H., 12, 86, 238 



Marine Zoology, 195 



Functional Attitude, 195, 197- 

 200 



Unity of Plan, 197 



Division of Labour, 197-8 



Ecological Adaptation, Con- 

 vergence, 199 



Von Baer's Law, Polemic with 

 Serres, 204-8 



Evolution, 244-5 

 Mirbel, 170, 171 

 Mivart, St G., 277 

 Mohl, von, 170, 185 

 Moldenhawer, 170 

 Moleschott, 194 

 Moquin-Tandon, A., 87 

 Morgan, T. H., 317 f.n., 332, 333, 



347 f-n. 

 Mosaic Theory of Development, 



"* ^C\ "2 



jj> u J 

 Muller, F., Biogenetic Law, 252-3, 



254, 257 

 Muller, H., 166 



