INDEX. 



369 



Manatee, 293. 



Mamda, 286. 



ManUe, 167, 1T5, 176, 179, 188. 



Manubrium, 64, 65, 68, 76. 



Marginal bodies, of Medusidce, 76 ; of Lu~ 



cernarida^ 81. 

 Marmoset, 815. 

 Marmot, 812. 



Marsipobranclvii, 214; cbaracters of, 216. 

 MarfftipiaUa^ 287 ; characters ot^ 289. 

 Mart«D, 277. 

 May-flies, 156. 

 Measles, of pig. 111. 

 Medimce, naked-eyed, 74, 76; hidden-eyed, 



74,81. 

 MeduHdas^ 74, 75. 

 Medusoid buds, of Byd/rozoa, 64, 65, 68, 76. 



Meleagria^ 272. 



31eles, 808. 



MeUeerta, 116. 



MelipJtagidce^ 276. 



MepMMa, 808. 



MeropldcB, 2TJ. 



Meroeiomata^ 133. 



MenOidcB, 276. 



Mesenteries, of Actinosoa^ 84, 87. 



Metamorphoses of Insects, 150, 151. 



Mice, 811. 



Miliola, 88, 34, 87. 



Millipedes, 144, 145. 



Mink, 808. 



Mites, 141. 



Modeeria. 75. 



Mole, 814. 



Motlusca, 15; general characters ol^ 164; 

 shell of, 166; divisions of; 167. 



Mollueca Proper, characters oi^ 167; di- 

 visions 0^ 176-194. 



MollMscoida, characters ot, 167; divisions 

 of; 168-175. 



M<mera, 29. 



Monitors, 246. 



Monkeys, 315. 



Monothalamous shells {Formmmifera), 35. 



Monoirmfiata, 287 ; characters o^ 288. 



Moose, 801. 



Morphology, 10. 



Morse, 807. 



Moths, 159, 160. 



Mound-birds, 272. 



MugiKdm, 219. 



Multlvalve shells, 167, 182. 



Mii/rcEnidcE, 219. 



MviridcE, 811. 



Musca, 159. 



Muaaica/pidm, 276. 



Musk-ox, 303. 



Musquash, 811. 



Mustelidx, 808. 



Mya, 177, 180. 



Ji^c6te8, 316. 



Myoxid(B,?>X\. 



Myriapoda, 127 ; peneral characters o^ 144. 



Myrmecopliaqa, 292. 



Mymieteo, 156. 



Myw,n6, 216. 



Myxi/nidoiy 216. 



Myrinoids, 218, 216, 224. 



Naidida, 122, 123. 



ITaja, 244 245. 



Narwhal, 296. 



Noma, 308. 



Natatores, 265; characters o^ 266. 



Nautiloid shells {Foramdnifera), 36. 



Nautilus, Pearly, 187-190, 192, 193; Paper, 



187, 188, 190, 191. 

 Nectocalyces, 70, 71. 



Nematoda, 109 ; general characters of; 114. 

 N&me/rUdce, 113. 

 Kervures, 146. 

 Newoptera, 156. 

 Night-heron, 209. 

 Noetiluca, 49. 

 Modosaria, 84, 85. 

 Nucleolus, of ParanKBCiimi, 47. 

 Nucleus, of Protozoa, 26 ; of Amoiba, 82 ; 



of ParanKeci-mn, 47. 

 Kiiddbrwnckiata, 184. 

 j^Twrnem/ius, 269. 

 Bumida, 272. 

 Nummulites, 37, 88. 

 NummuUtic Limestone, 87. 

 Nyciic(^nd(B, 316. 



Oceanic Rydrozoa, 70. 



Octopoda, 188, 191. 



Octopus, 191. 



Odonioceti, 295. 



Odontophore, 165,181, 186, 183. 



OUgocliceta, 121 ; characters o^ 122. 



Ormivsora (JIngvlata), 298. 



OnisGua, 183. 



Operculum (of Mollusks), 181 ; (of Kshes), 



211. 

 OpMdia, 237; characters of, iil-244,. 

 Ophioeoma, 102. 

 Ophiortiorpha, 226. 

 OpMsaums, 245. 

 OpMura, 102. 



Ophi-wroidea, 96; characters of; 101-103. 

 Opossum, 290, 291. 

 Orang-outan, 818. 

 Organ-pipe Coral, 91. 

 Organs of the mouth of Insects, 147. 

 Ormthorhynckua, 288, 289. 

 Orthocera^ 198, 194. 

 Orthoptera, 155. 

 Ortyx, 272. 

 Orycteropus, 293, 

 Oscula, of Sponges, 41, 42. 

 Osteolepis, 221. 

 OstracdonUdm, 220. 

 Oslracoda, 135, 186. 

 Ostrich, 254, 258, 269, 270. 

 Otidoi, 269. 

 Otter, 308. 



Ovarian vesicles, of S&rtula/rida, 68. 

 Omboa, 308. 

 Ovidce, 808. 

 Ovipositor, 147, 160. 

 Ovis, 803. 

 Owls, 278. 

 Oxen, 808. 

 Omfur-ia, 115. 

 Oyster-catcher, 269. 



Paca, 811. 

 Pagurid(B, 181. 

 PaUial line, 178, 179. 

 Pallial sinus, 179. 



