498 



Index 



Mantis, sec Alluring resemblance; 

 ill. 338 



Mare, see Hybrid 



Marine Biological Laboratory, 



buildings, 69 

 environment, 71 

 founded, 69 

 work, 69, 70 

 ill. 68, 69 



Marine Biological Stations, Eu- 

 rope, 349; U. S., see De- 

 partment Marine Biology, 

 Marine Biological Labora- 

 tory, Scripps Institution 



Marine Hospital, see U. S. 



Marmot, see Woodchuck 



Marsh, 145; discoveries, ' 40, 131 

 erpeditions, 39 

 meeting with Huxley, 40 

 reminiscences by Osborn, 42, 



145 

 ill. 41 



Marsupials, 138; distribution, 139, 

 140, 186 



Martin, 425; distribution, 174 



Massachusetts State Board of 

 Health work, 377, 381 



Mast, 88 



Mastodon, 34, 84 



Mating reactions, see Fundulus, 

 Pigeon 



Maturation, 203-6, 209-10 



Mayas, civilization, see Hunting- 

 ton 



Mayer, 88 



Mayow, 283 



Meadow mice, see Mice 



Meadow mouse, see Microtus 



Measles, see Immunity 



Mechanism, explanation of life, 

 278 et seq. 479 



Medical Keseareh, see Eockefeller 

 Institute 



Medusa, 348, 358; alternation of 

 generations, 100 



Memory images, 319-20 



Mendel, 202-3 



Mendelian characters, experi- 

 mental control, 220 

 see Inheritance 



Mendelism, see Inheritance 



Menhaden, food, industry, 372 



Meningitis, 447-9 



Merino sheep, mutant, 239 



Merriam, C. Hart, 88, 163 



Merriam, J. C., quoted, 147 



Mesozoic era, life, 125-7, 135, et 

 seq. 



Metabolism, 279-80, 294, et seq. 



fish, 361; see Food changes 

 Metamerism, 105 

 Metaphyta, 89 ; see Inheritance 

 Metazoa, 89, 103; compared with 

 Protozoa, 201; see Inherit- 

 ance 



Meters, see Current 

 Metschnikoff, 200-1, 480 

 Meyer, 415 

 MiacidsB, 142 



Mice, climate, influence, 248 

 damage, 393-6 



deer, California races, distribu- 

 tion, 176-7 



influence of environment, ill. 250 

 field, house, see Glanders 

 meadow, distribution, 176; ill. 



394-5 



migration, 154 

 variation, experimental, 249 

 see Hawks, Mouse plague, Owls, 



Sumner, Weismann 

 Michaux, 32 

 Michigan University, 50 

 Microtus, see Mice, meadow 

 Middle ear, see Vertebrates, struc- 

 ture 



Miescher, 207, 208 

 Miessner, quoted, 312 

 Migraine, 271-2 

 Migration, bird laws, 392 



see Animals, aquatic; Dispersal; 

 Barriers ; Bison ; Birds ; 

 Eel; Fish; Mice; Octopus; 

 Plaice ; Eat ; Salmon ; 

 Shad; Whales 

 Miller, 222 

 Mimicry, 339, et seq. 

 Mimosa, reaction, ill. 308 

 Minnewaukon, see Lake 

 Mink, 174, 425; ill. 424 

 Miocene epoch, 254 

 Mirabilis, see Inheritance, four 



o 'clock 



Miscarriage, see Mulatto 

 Missouri Botanical Garden, 



founded, 63-4; work, 64 

 Mite, see Scab 

 Mitosis, 203, 206; abnormal, see 



Cancer 



radium, influence, 248 

 ill. 204 



Moa, 135; distribution, 139 

 Moina, swarms, 383 

 Moles, see Owls 



Molluscs, 352; flotation, 358, 360 

 hermaphroditic, 210 



