INDEX. 



287 



Madrepora, 36 

 Maeandriua labyriuthica, 35 

 Malacopoda, 128 

 Mammals, hoofed, 251 



intelligence of, 227 



moulting of, 230 



odors of, 230 



organs of defence of, 228 



placental, 237 



pouched, 234 



reptilian, 231 

 Man, 270 



Marsipobranchii, 143 

 Marsupials, 234 

 Marten, 261, 262 

 May fly, 128 

 Mecaptera, 104 

 Medusa, 29 

 Megalops, 86 



Melanogrammus aeglefiuus, 163 

 Menhaden, 160 

 Meiiohrauchus, 172 

 Menopoma alleghaniense, 172 

 Mephitis mephitica, 261 

 Merlucius bilinearis, 163 

 Metamorphosis, nature of, 31, 46, 



97, 105, 114, 120, 180 

 Metazoa, 10 



Metridium marginatum, 32 

 Millepedes, 91, 128 

 Millepora, 28 

 Mimetes niger, 265 



pithecus, 265 

 Mimicry, protective, 97 

 Minnow, 130 

 Moa, 214 

 Molgula, 140 

 Molluscs, 54, 76 

 Mussel, sea, 64 



fresh-water, 57, 63 



pearl, 65 

 Monad, 3, 17 

 Monkey, 263, 265 



Mole, 245 

 Mouse, 243 



jumping, 244 

 Mola rotunda, 166 

 Mosquito, 109 

 Mud puppy, 171, 172 



fish, 152 

 Mus decumanus, 243 



musculus, 243 



rattus, 243 

 Musquash, 243 

 Myriopoda, 128 

 Mya nrenariu, 54 

 Mynnecobius, 236 

 Mytilus, 64 

 Myxine, 143 



NAUTILUS, 76 

 Necturus lateral is, 172 

 Nematelminthes, 53 

 Nematognathi, 156 



Nereis virens, 52 

 Neuroptera, 104, 128 

 Newt, 172, 174 

 Nictitating membrane, 206 

 Notocord, 140 



OCTOPUS, 76 

 Odonata, 100, 128 

 Odoutophore, 75 

 Ophidia, 184, 187 

 Opisthomi, 156 

 Opossum, 230, 234 

 Orang, 265 

 Organisms, 24 

 Organs, 24 

 Ornithodelphia, 230 

 Ornithorhynchus, 231 

 Orthoptera, 98 

 Ostrich, 214 

 Ovis aries, 256 

 Ox, 257 

 Oyster, 65 



