Index 



401 



tent of, by birds, ii, 259 



Milk, i, 104 



Minchin, E. A., Biococcus theory 

 of, i, 2; on evolution of cell, 

 307; as chromatinist, 318 



Mind, relation to body, ii, 215, 

 216; "mind stuff," SIS 



Miracles, i, 322 



Mitochondria, in ontogeny of in- 

 sect sperm, ii, 9; not trans- 

 formed into neuro-fibrils, 37 



Mitochondrial theory of heredity, 

 ii, 33 



Moeser, W., ii, 107 



Molecular condition, appeals to, i, 

 276, 282 



Molecules, ii, 149 



Mollusca, i, 221 



Moore, V. A., i, 259 



Monogamy, in viviparous fishes, 



11, 265 ' 



Moneron theory of Haeckel, i, 256, 

 320 



Morgan, C. Lloyd, ii, 328 



Morgan, T. H., and regeneration, 

 i, 180; on half -embryos of frog, 

 200; on eggs of phylloxerans, 

 353; on mutations and heredity 

 in fruit flies, 354 



Morphallaxis, i, 180 



Morphological, plan of the organ- 

 ism, i, 177, 195; entity, funda- 

 mental to tropism conception, ii, 

 190 



Mortensen, T. H., i, 216 



Mosaic, theory of development, i, 



12, 198, 205; "mosaic picture," 

 organism as, 208 



Mosquitoes, i, 213 

 Mosses, leaves of, ii, 57 

 Mushrooms, poisonous species of, 



i, 87 



Musk-deer, i, 86 

 Mustard plant, weight of seeds of, 



ii, 102 

 Mutation, connections of, with 



chromosomes, i, 353 

 Myomeres, ii, 95, 106 

 Mystification of protoplasm, i, 121 



self, ii, 282; importance of, 283 



Natural selection, and selected 

 evidence, ii, 263; slight regard 

 for quantity by, 259 



Naturalism, ii, 142 



Naturalist, and evolution theory, 

 i, 76, 286; ii, 224; zoological, 

 227, 278 



Nature, of things, i, 34; not sim- 

 ple, 236; of knowledge, ii, 152 



Nautilus, comparison of, with 

 rhizopod, i, 237 



Needs, nutritional, ii, 268 



Neglect nothing, naturalist's mot- 

 to, i, 94; ii, 216, 245, 283 



Nemertean, regeneration of, i, 

 189; capture of prey by, ii, 255 



Neoformation, i, 276 



Nereis, ii, 192 



Neresheimer, E. R., i, 245. 



Nerve, centers, ii, 187; physiology 

 of, 320 



Nervous system, in protozoa, i, 

 243; autonomic, ii, 128; and in- 

 ternal secretions, 128; integra- 

 tive action of, 162 et seq.; 

 Loeb's important conception of, 

 187 



Neural integration, ii, 94, 161 



Neurones, ii, 216 



Neurophanes, i, 245 



Neuro-motor apparatus, i, 243; 

 system, 255 



Nickel, ii, 327, 329 



Night-hawk, ii, 258 



Nomenclature of germ-plasm the- 

 ory, ii, 87 



Non-cellular, protozoa interpreted 

 as, i, 290 



Nucleus, i, 207, 331 ; in bacteria, 

 261 ; part in pigment formation, 

 340; in oxidizing action, 341; of 

 "utmost theoretical importance," 

 ii, 22; control of cytoplasm by, 

 22 



Nusbaum, J., on tissue trans- 

 formation, i, 190 



Nusbaum and Oxner, on regenera- 

 tion of nemertean, i, 189 



Natural history, special ability of, 

 i, 113; methods of studying the 



Objective, side of psychical asso- 

 ciation, ii, 230; and "outer," 292 



