682 



INDEX. 



Lymphoid gland, 331 

 Lyonet, 13 

 Lyre birds, 616 

 L^'riform organs, 445 

 Lytta, 484 



Macacus, 651 



Macaques, 651 



Machilis, 458, 477 



Mackerel, 577 



Mackerel shark, 571 



Macoma, 368 



Macrnssthete, 357 



Macrobdella, 321 



Macrobiotus, 455 



Macrochelys, 596 



Macrochiroptera, 638 



Macrodrila, 315 



Macrogamete, 185 



Macronucleus, 206 



Macropodidae, 633 



Macropus, 634 



Mactra, 359 



Mactridse, 368 



Macrura, 434 



Madrepora, 261 



Madreporaria, 260 



Madreporite, 330 



Maioidea, 437 



Malaclemmys, 596 



Malacobdella, 291 



Malacoderma, 259 



Malacopoda, 456 



Malacopteri, 574 



Malacostraca, 426 



Malagassy region, 178 



Malapterurus, 576 



Malar bone, 526, 620 



Malaria, 217, 492 



Maldanida;, 313 



Malleus, 525, 544 



Mallophaga, 479 



Malpighi, 13 



Malpighian body, 117 



Malpighian tubes, 438, 445, 459, 461 



Mammalia, 617 



Mammals, 617 



Mammoth, 644 



Man, 651 



Manatee, 644 



Manatus, 644 



Mandible, 401 



Mandibles, 463, 464 



Mandibular arch, 524 



Mandibular cartilage, 524 



Mandrils, 651 



Manicina, 261 



Manis, 636 



Manna, 489 



Manubrium, 235 



Mantidte, 480 



Mantis, 480 



Mantis shrimp, 429 



Mantle, 351, 505 



Mantle cavity, 352 



Manyplies, 642 



Manyunkia, 313 



Margarita, 379 



Margelis, 144, 241 



Marginal plates, 595 



Marine faunse, 179 



Marmosets, 651 



Marsipobranchii, 555 



Marsupialia, 632 



Marsupial bones, 631, 632 



Marsupium, 632 



ISIarten, 647 



Mastax, 294 



Mastigamceba, 18S, 201 



Mastigophora, 200 



Mastodon, 644 



Maturation of egg, 146 



Maturation and Fertilization, 147 



Matuta, 437 



Maxilla, 401, 463 



Maxillary bone, 525 



Maxillary sinus, 624 



Maxillipeds, 401 



May flies, 479 



Measly meat, 284, 2S5 



Measuring worms, 494 



Meckel, 14 



Meckelia, 292 



Mecoptera, 4S3 



Mediastinum, 546 



Medulla oblongata, 534 



