714 



INDEX 



Marginal plates, 344* 



Marlthcrium, 606 



Marmosets, 486 — See H't/ja/idn 



Marrow, 84* 



Marsh, (). C, 6S8 



Marsupialia, 478", 49J, .")i:i, 'A-i, 5"J1, 



o-i-J, rviS, rv_'4, :)61, 562, .i7:i o7.>, r)76, 



ri7S, r)71), oS-2, 583, .')84, .>87, 59,1, 596, 



598, 602 

 Marsupial bones, 521*, 524 

 Marsupial Mole, 495, 579, 581 

 Marsupiuni, 478*, 491 

 M'islodonsmn-its, 304 

 Mastoid, 51 1 

 Matthew, Patrick, 683 

 Maturation of ovum, of Anijihioxas, 56 

 Maxilla, of Craniata, 80, 81*— See Skull 

 Maxillary antra, 576 

 Maxillary nerve, of Craniata, 104 

 Maxillo-turbinals, 453 

 Meckel's cartilage, of Craniata, 77 . 80, 



81 : of Dog-Hsh, 149 : ot Elasmo- 



branchs, 173 

 Mediastinum, 462*, 467 

 Medulla oblongata, 100* — See Brain 

 Medullar}' canal, 34, 35 

 Medullary folds, of Ascidian, 34 : of 



Amqyhioxiia, 51, 58 

 Medullary groove, of Craniata, 34, 98 

 Medullary keel, 136 

 Medullary plate, of Asuidian, 34 : of 



AmphioxHf, 57, 58 

 Megachiroptera, 485*, 508, 550 

 Meija/ohatrarhits, 293, 296 

 Megameres, 288* 

 Megapodiits, 416, 437 

 Mtijapodiidd', 622 

 Meynsolides, 622 

 Me'jatlieriidii', 604, 6U5 

 MnijallKriiim, 641 

 Megistanes, 410, 435, 443, 445 

 Meiljomian glands, 580 

 Md<-<, 569 



Membrana granulosa, 587* 

 Meinbrana semilunaris, 398 

 Membrane bones, 78* 

 Membranous cochlea, 472 

 Membranous labj'rinth, 115, 116 — Sec 



Ear 

 Mendjranous vestibule, 115* 

 Meniscus, 386* 

 Mental ])roniiiiencc, 554* 

 Mento-meckelian, 27<», 269 

 Mtimrn, 622, 631, 417 

 Mergansers, 416 

 Mevijus, 416 

 Meroblastic, 587 

 Meropidiv, 417 

 Merrythought, 391 

 Mesencephalon — See Mid-brain, lU(i 

 Mesenteric artery, 92 

 Mesenteries, dorsal and ventral, 3, 5 



Mesentery, of Craniata, 71, 80* 

 Mesethmoid, 76*, 79, 80* — Sec Skvill 

 Mesoarium, of Dog-fish, 163 : Lizard. 



333 

 Mesoco'le. KM} — See Brain 

 Meso-coracoid, 209 

 Mesocuneiform, 458 — See Limb-skeleton 



of Mammals 

 Mosoderm, formation in (Jraniata, 121 

 Mesodermal segments, of Craniata, 122, 



121 

 Mesogaster, 324* 



Mesonephric ducts, of Craniata, 117* 

 Mesonephros, of Craniata, 117*, 119 

 Mesonephros, of Cyclostomi, 138 

 Mesopithecns, 610 

 ^^e<ioplodon, 480 

 Mesopterygium, 151*, 175 

 Meso-pterygoid, 206, 205 

 Meso- rectum, 324* 

 Mesorchium, of Dog-Hsh, 165* : of Lizard. 



332 

 Mesoscapular segment, 515* 

 Mesosternum, 511 

 Meso-tarsus joint, 394* 

 Metacarpals, of Craniata, 82*, 83 

 Metacarpals (feathers), 385 

 Metacfele, 100 — See Brain 

 Metacone, 561* 

 Metaeonid, 561* 

 Metacromion, 455 

 Meta-discoidal placenta, 595 

 Metagenesis of Thaliacea, 22 

 Metamerism, 122* 

 Metamorphosis, ol Ba(aHO(jlo>iKUs, 8, 9 ; "f 



Ascidian, 23, 31 : Frog, 290 

 Metamorphosis, retrogressive, of As- 

 cidian, 14, 37, 38 

 Metanephric ducts, of Craniata, 117*, 



119 

 Metanephros, of Craniata, 117*, 119 

 Metapleure, of Atnphioxu.s, 45, 63 

 Metapophyses, of Rabbit, 448* 

 Metapterygium, 151*, 175 

 Metapterygoid, 205, 2(t6 

 Metatarsils, of Craniata, 83* 

 Metatheria, 478* — See Marsupialia 

 Mclcnceplialon, lOO* — See Brain 

 Mice, 484 

 Microchiroptera, 485*, 508, 550 



Mir, -oh .s/t.s, ()40 



Micromeres, 288* 



Micropyle, 216 



Mid-brain, of Craniata, 100 



Mid-digitals, 385 



Mid-kidney, 117 



Milne- Edwards, H.. 681 



Mimicry, 657 



Mininuis, )f Craniata, 83" 



Miocene, 641 



Mitral valve, 463 



Moas, 411, 427, 430, 436 



