INDEX 



33^ 



Mammals, appendages, 290 



chondrocranium, 183 



origin, 181, 203 



pelvis, 271 



ribs, 51 



scales, 16 



skull, 181 



vertebrte, 48 

 Man, chondrocranium, 183, 185 

 Manatus, skull, 219 

 Mandibular arch, 65 

 Manubrium mallei, 202 



sterni, 51 

 Manus, 275 

 Marginal band, 106 



plates, 15 



taenia, 137 

 Marginals, 223 

 Marsupial bone, 273 

 Marsupials, appendages, 294 



skull, 205 

 Mastodonsaurus, cranium, 121 

 Mastoid bone, 192 



process, 192 

 Maxilla, 73 

 Maxillary sinus, 192 

 Maxillo-turbinal bone, 190 

 Meckeiian, 66 

 Meckel's cartilage, 66 

 Median appendages, 221 

 Membrane bone, 5, 7 

 Membranous skeleton, 3 

 Meniscus, 22, 42, 49 

 Mentomeckelian, 71 

 Mesenchyme, 2 

 Mesethmoid, 70 

 Mesoplastron, 15 

 Mesopodium, 276 

 Mesopterygium, 2^^ 

 Mesopterygoid groove, 199 

 Mesosternum, 51 

 MesotheHum, 2 

 Metacarpus, 276 

 Metacoracoid, 229 

 Metapodium, 276 

 Metapophysis, 49 

 Metapterygium, 233 

 Metapterygoid, 71, 96 

 Metasternum, 51 

 Metatarsus, 276 

 Metatympanic bone, 196 



Minimus, 277 

 Mixipterygium, 235 

 Monimostylic, 121, 142 

 Monotremes, appendages, 294 



hyoid, 201 



skull, 204 

 Mouse, sternum, 57 

 Multangulum, 277 

 Myoccele, 2 

 Myodome, 107 

 Myosepta, 3 

 Myotomes, 2 



Myrmecophaga, cranium, 208 

 Mystriosuchus, skull, 167 

 Myxine, caudal fin, 223 



skull, 80 



Naris, 62 



Nasal bone, 73 



Naso-pharyngeal duct, 191 



Nasoturbinal, 191 



Navicular, 277 



Necturus, pectoral girdle, 246 



pelvis, 263 

 Neognathae, 79 

 Neural arch, 18 



plates, 14 



spine, 18 

 Neurapophysis, 18 

 Neurocranium, 58 

 Notochord i, 17 

 Notochordal sheath, 19 

 Notungula, skull, 216 

 Nuchal bone, 98 



plate, 14 

 Nucleus pulposus, 49 



Obturator foramen, 229, 271 

 Occipital condyles, 118 



spine, 93 



vertebrae, 62, 82 

 Occipitale externum, no 

 Occipitalia, 69 

 Odontoid process, 27 

 Olecranon, 276 

 Olfactory foramen, 62 

 Omosternal cartilages, 258 

 Omosternum, 54, 248 

 Operculare (gill cover), 98 



(of jaw), 78 



