712 



INDEX 



Malpighi, 561 



Malpighian tubules, 225, 228 



Maltase, 464 



Maltose, 43, 455, 464 



Mammal, 78, 335-361 



early, 335, 336 



placental, 339-361 

 Mammalia, 279 

 Mammoth, 626 

 Mammotrophin, 447 

 Man, 354-361 



typical animal, 365, 366 

 Mandible, 207, 209, 224, 225, 232, 233, 306, 376 

 Mandrill, 352 



Mandrillus sphinx. See Mandrill 

 Manometer, 504 

 Mantle, 253, 255, 256 

 Manubrium, 150, 151, 376 

 Maps, chromosome, 585 

 Marrow, bone, 71, 382 

 Marsupial, 337, 338, 340, 341 

 Marsupium, 337, 338 

 Mass, 22 

 Mastoid, 378 

 Mastigophora, 121 

 Maternal gene, 587 

 Mating types, 120 

 Matter, 22, 24 



Maxilla, 207, 209, 211, 232, 233, 376 

 Maxilliped, 207, 208, 211 

 Mediterranean man, 359 

 Medulla oblongata, 307, 308, 420 

 Medusa, 149, 150 



buds, 149, 151 

 Meiosis, 555, 556, 557 

 Melanin, 586 

 Membrane, 50 



basilar, 406 



semipermeable, 51 



tectoral, 406 

 Mendel, Gregor, 582 



laws, 583-585 

 Menstrual cycle, 440, 441 

 Mephitis. See Skunk 

 Merozoites, 131, 132 

 Merychippiis, 657 

 Mesencephalon, 307, 310, 420 

 Mesenchyme, 138, 139 

 Mesenteric vein, 315 

 Mesentery, 453, 461 

 Mesoderm, 160 

 Mesogloea, 142, 144 

 Mesoplodon. See Whale 

 Mesosternum, 305 

 Mesostoma, 166 

 Mesozoic (era), 321, 625 

 Metabolism, 60, 61, 518-521 



constructive, 518-519 



destructive, 519-521 

 Metacarpal, 305, 306, 376 

 Metacercaria, 167, 169 

 Metagenesis, 130, 141, 151 

 Metamerism, 79, 185 

 Metamorphosis, 244, 245, 246, 296 



Metaphase, 552, 553, 554 

 Metatarsal, 305, 306, 376, 382 

 Metazoa, 65, 108 

 Metencephalon, 307, 308, 420 

 Metric system, 45 

 Microcephaly, 613 

 Microcentrum, 243 

 see also Katydid 

 Microgametes, 130, 132 

 Microns, 45 

 Micronucleus, 119 

 Micropyle, 234 

 Migration, bird, 333 

 Milk, 441, 446, 447, 449, 545 

 Millimicrons, 46 

 Millipede, 251 

 Mimicry, 240, 665, 666 

 Miocene (epoch), 625 

 Miohippus, 657 

 Miracidium, 167, 169 

 Mississippian (period), 625 

 Mitochondria, 57, 58 

 Mitosis, 552, 553 



Mnemiopsis leidiji. See Comb-jelly 

 Moisture, 90 

 Molar, 455 

 Molecules, 24 

 Mollusca, 252-268 

 Molting, 201 

 Monad, 556, 557 

 Mongoloid, 360 

 Monkey, 351, 352, 639 

 Monoecious, 139, 196 

 Monohybrid, 588, 589 

 Monosaccharide, 41 

 Monothermal, 44, 278 

 Morgan, T. H., 585 

 Morphology, 16 

 Morula, 562 

 Mosaic vision, 219 

 Moth, 239 

 Motor units, 389 

 Mountain sickness, 486, 487 

 Mouth, 302, 310, 453, 454, 455 

 Movement, 384-391 



small intestine, 464, 465 

 Mucosa, 467 

 Mulatto, 598 

 Muller, H. J., 608 

 Multiple factors, 598, 599 

 Murmur, heart, 498 

 Muscle action, 385, 387, 388, 389 

 Muscles, clam, 254, 255 



frog, 303, 304 



man, 384, 385, 386, 638 

 Muscle tissues, 72, 73 



cardiac, 73, 74, 387 



frog, 304 



man, 386, 387 



striated, 73, 74, 387 



smootli, 73, 387 

 Mustelus, 537, 538 

 Mutation, 586, 607-609, 653, 654 



back, 607 



