INDEX. 



835 



Metasoraa, 419. 

 Metathorax, 335. 

 Metriophylluin, 175, 185. 

 Mice, 757. 



Microcheiroptera, 763. 



Microconchus, 271. 



Microgromia, 72. 



Microlestes, 653, 668. 



Midas, 776. 



Midge, 355. 



Miliola, 68, 69. 



Miliolida, 73, 74. 



Millepedes, 327, 330. 



Millepora. 146, 147, 150, 151. 



Mimicry, 24. 



Mink, 743. 



Minnow, 485. 



Minyas, 155, 180. 



Miobasilcus, 699. 



Miohippus, 701, 702. 



Mites, 320, 321. 



Mnemia, ISO. 



Moa, 599, 600. 



Mole, 766, 767. 



Mole-cricket, 350. 



Mole-rat, 757. 



Mollusca, general characters of, 366-370 ; 

 digestive system of, 366 ; circulatory 

 system of, 367 ; respiratory organs of, 

 ib. ; nervous system of, 368 ; sense-or- 

 gans of, ib. ; reproduction of, ib. ; shell 

 of, 369 ; divisions of, 370. 



Mollusca Proper, 370 ; characters of, 396; 

 divisions of, ib. 



Molluscoida, 370; characters and divisions 

 of, 371 et seq. 



Moloch, 550. 



Molothrus, 620. 



Molpadia, 221. 



Momotus, 629. 



Monads, 44, 45. 



Monera, characters of, 61, 62, 100, 101. 



Monitor, 547, 550. 



Monkeys (see Quadrumana). 



Monocystidea, 59. 



Monodelphia, 655. 



Monodon, 690. 



Monograptus, 145. 



Monomerosomata, 320. 



Monomyaria, 402. 



Monothatamia, 69. 



Monotremata, 641, 642, 643, 652, 655 ; gen- 

 eral characters of, 656 ; distribution of, 

 in space, 657 ; iii time, 659. 



Mopsea, 169, 185. 



Moropus, 678. 



Morotherium, 678. 



Morphology, 18. - 



Morse, 738. 



Mosasauridce, 554, 555. 



Mosasaurus, 554. 



Moschidce, 713. 



Moschus, 713, 716. 



Mosquitoes, 355. 



Motacillince, 627. 



Mother-of-pearl, 369. 



Moths, 342, 355, 356. 



Motmots, 629. 



Moufflon, 720. 



Mound-birds, 615. 



Moving filaments of Needham, 422. 



Mud-eel, 516. 



Mud-fish, 474, 475, 500. 



Mud-turtles, 535. 



Mud-worms, 263, 264. 



Mugilidce, 488, 



Mullet, 488. 



Multi valve shells, 369, 409 411 



Muntjak, 711, 715, 716. 



Murcenidce, 485. 



Muricidce, 412. 



Muridai, 757. 



Mus, 757. 



Muscicapidce, 626. 



Muscidce, 355. 



Musk-deer, 713, 716. 



Musk-ox, 721. 



Musk-rat, 768. 



MusopUagidas, 620, 622 



Mussel, 403. 



Mustela, 743. 



Mustelidce, 743, 751 



Mutilata, 680. 



Mya, 399, 400, 403. 



Myacidce, 404. 



Mycetes, 777. 



Mycteria, 611 



Mydaus, 742. 



Mygalidce, 325. 



Myliobatis, 500. 



Mylodon, 679. 



Myodes, 758. 



Myogale, 768. 



Myogalidce, 768. 



Myopotamus, 756. 



Myoxidce, 759. 



Myoxus, 759. 



Myriapoda, 228, 274, 275; general charac- 

 ters of, 327 ; development of, 329 ; dis- 

 tribution of, in time, 332. 



Mynnecobius, 653, 667. 



Myrmecophaga, 648, 676. 



Myrmecophagidce, 676, 680. 



Myrmeleo, 338. 



Afyrmeleontidce, 351. 



Jfysis, 306. 



Mytilidce, 403. 



Mytilus, 403. 



Myxine, 480, 481, 482. 



Myxinidce, 479, 482. 



Myxinoids, 475. 



Myxobrachia, 78. 



Myxodictyon, 61. 



Myxospongice, 87. 



Nacreous shells, 369. 



Naididce, 263, 264. 



jIVaw, 264. 



Mya, 541, 542, 543. 



Narwhal, 689, 690. 



Nasua, 741. 



Natatores, 595 ; general characters of, 600 ; 



families of, 601-606 ; distribution of, in 



time, 606. 

 Naticidce, 412. 

 Natural selection, 49. 

 Nauplius, 285. 

 Nautactis, 155, 180. 

 Xautilidce, 433, 434, 436. 

 Nautiloid Foraminifera, 70. 

 Nautilus (Pearly), 419, 420 ,421, 425, 426, 



430, 431, 434, 435, 436. 

 Nebalia, 296, 297. 

 362. 



