INDEX 



493 



Lobe, Spigelian 305 



Lumen 51 



Lungs i 8 



Lymph 16, 66 



Lymphatics 66 



Lymph sacs, abdominal 67, sub- 

 cutaneous 66 



Lymph sinus, sub-cutaneous 16, 

 sub-vertebral 20, 67 



Lymph space, sub-dural 327 



M 



Macrogamete 143 



Macrogametocyte 142 



Macromeres 191 



Macronucleus 128 



Macula lutea 94 



Maculae acusticae 100 



Malarial parasite -140 



Malpighian Body, Rana 74, Lepus 



320 ; Layer, Rana 43, Lepus 271 

 Mammas 267, 271 



Mammalian heart 313 t 



Mammalia, origin of 474 

 Mandibular symphysis 222 

 Mantle fibres 364 

 Manubrium 163 

 Manus 15 

 Marsupials 450 

 Mastigophora 136 

 Matrix 33 

 Maturation, 6, 108, Rana 74, Plasmo- 



dium 143 



Means of dispersal 146 

 Meatus, auditory 433 

 Medulla 126, of kidney, 320 

 Medusa 161, 163 

 Meganucleus 128 

 Meiosis 370 

 Melanin 141 

 Membrana elastica externa 217, 



interna 217 



Membrana granulosa 408 

 Membrane, egg, primary, secondary, 



tertiary 374 

 Membrane, follicular 374 ; Krause's 



42 ; nictitating 14 ; nuclear 362 ; 



tympanic 14 ; vitelline 374, Rana 



74, I0 5 



Membranes, foetal 418 

 Membranous labyrinth 98 

 Mendel, Johann 465 

 Meninges, Rana 76, Scy ilium 251, 



Lepus 327 

 Merozoites 142 

 Merychippus 454 

 Mesenchyme 357, 358, Rana 395, 



Chick 404 



Mesenteries 20, 47 



Mesenteron, Scyllium 228, Amphioxus 



383 



Mesentery, dorsal 232 

 Mesoderm, 357, 358, Rana 116, 389, 



Lumbricus 170, 190, Amphioxus 



383 

 Mesoderm, later history of 423 ; 



parietal, somatic 383 ; visceral, 



splanchnic 384 

 Mesodermal somites 193 

 Mesogaster 232 

 Mesoglea 150 

 Mesohippus 453 



Mesometrium, Rana 7-1, Lepus 323 

 Mesonephros, Scyllium 245, Lepus 



320, Chick 426, 427 ; caudal 246 ; 



cranial 246 

 Mesorchia 73 

 Mesorectum 232 



Mesothelium 357, 358, Chick 405 

 Mesovaria 71 



Metabolism 5, 7, Rana 108, 112 

 Metagenesis 139 

 Metameres 171 

 Metamerically segmented 171 

 Metamorphosis 107 

 Metanephroi, Lepus 268, 320, Chick 



427 



Metaphase 363, 366 

 Metazoa n, Rana 116 

 Microgamete 144 

 Microgametocyte 142 

 Micromeres 191 

 Micronucleus 128 

 Micropyle 374 

 Microsomes 361 

 Middle tube 180 

 Mid-gut 228 

 Milk teeth 267 

 Miohippus 453 

 Mitochondria 361 

 Mitosis 363 

 Mode 400 

 Molars 267, 280 

 Monocystis 135 



Monoecious, Lumbricus 155, 182 

 Morgan, Professor 470 

 Morphology I, gross 2 

 Morula 409 

 Mosasauria 477 

 Motor neurons 186 

 Mouth 148 

 Movement, automatic 121 ; induced 



121 ; spontaneous 121 ; voluntary 



12 



Mucosa 47 



Mucous membrane 47 

 Multicellular animals n 

 Multiplicative 147 



