INDEX 



295 



Mesorchium, 43 

 Mesosternum, 30 

 Mesovarium, 44 

 Metabolism, 8, 138 

 Metacarpals, 32 

 Metaphase, 114 

 Metatarsals, 34 

 Metazoa, 214 

 Metencephalon, 62 

 Microgametes of Eudorina, 210 



of Monocystis, 169 

 of Pandorina, 208 



of Plasmodium, 181 



of Volvox, 212 

 of Vorticella, 239 



of Zoothamnium, 245 



Micronucleus of Paramecium, 219, 

 224 



of Vorticella, 238, 242 



Microgrom ia, 143 

 Mitosis, in 



in Actinospha>rium, 149 



in Amoeba, 138 



in Badhamia, 157 



in Euglena, 194 



in Monocystis, 165 



in Paramecium, 224 



in Vorticella, 241 

 Mohl, H. von, 78 

 Monocystis agilis, 1 6 1 



magnet, 161 

 Monoecious, 265 

 Monogenetic, 170 

 Mosquito, 173 

 Motor oculi nerve, 65 

 Motor root of nerve, 61 

 Mouth, 7, 17, 217, 250, 274 

 Mucus, 86 



Multicellular animals, 214 

 Multicellular glands, 86 

 Multipolar ganglion cells, 91 

 Muscles, 20 



Muscle fibres, Hydra, 259 



Medusa, 278 

 Muscular tissue, 6, 94 

 Musculo-cutaneous vein, 54 

 Musculus retractor bulbi, 65 

 Afycefosoa, i54 160 

 Myelencephalon, 62 

 Mydin, 92 

 Myocyte fibrilhe, 162 



Nares, 17 

 Nasal bones, 27 

 Navicular bone, 33, 37 

 Nematocysts, 221, 253, 255, 272 

 Nerve, 9 

 Nerve fibres, 90 

 Nerve ganglion cells, 90 

 Nervous system, 8, 58, 260, 279 

 Nervus recurrens, 67 

 Neural arch, 22 

 Neural canal, 22 

 Neural spine, 23 

 Neurilemma, 92 

 Neuroepithelium, 88 

 Node of Ranvier, 93 

 Non-medullated nerve fibre, 92 

 Non-striated muscle fibre, 94 

 Nostrils (see Nares) 

 Notochord, 22 



Nucleated sheath of Schwann, 94 

 Nucleic acid, 79 

 Nuclein, 79 

 Nucleocentrosome, 194 

 Nucleolus, 79, 112 

 Nucleoplasm, 78 

 Nucleus, 73, 74, 78, 79, m, 112 

 Nucleus of Actinospruerium, 146, 

 149 



of Badhamia, 157 



of Copromonas, 197 



of Euglena, 190 



Nutrition of plants and animals, 5 



of Euglena, 191 



of nerve fibre, 93 



Nutritive cells of Hydra, 262 



Obelia geniculata, 270 

 Occipital condyles, 24, 26 

 Occipital artery, 51 

 Occipito-vertebral artery, 50 

 Ocelli, 275 



Oesophageal artery, 50 

 Oesophagus, 18, 40 

 Olecranon, 30 

 Olfactory capsules, 26 

 Olfactory cells, 88 

 Olfactory lobes, 63 

 Olfactory nerves, 65 

 Olfactory organ, 71 

 Omosternum, 30 

 Oocyst, 184 



