IXDEX. 



405 



Moyiotremata, :il7 ; goiicf;iI rli.ir;n-cers 



of, 319, et at-'j. 

 Muose, 333. 

 Murpliology, 7. 

 Morse, 340. 

 Motlib, 177, 178. 

 Mud-eel, 251. 

 Mud-fish, 235, 230, 24s. 

 MugiUdm, 243. 

 Multivalve shells, 14S, 201. 

 Murcenidce., 213, 

 Muridm, 351. 

 Mwica, 176. 

 Mu-iclcapidm, 304. 

 Musk-ox, 3i0. 

 Musquash, 351. 

 Mustelidce, 347. 

 Mya, 197, 201. 

 Mycetes, 357. 

 Mijoxidce, 351. 



Miiriapoda,\\Z ; peiieral characters of, 157. 

 Myrmecophaija, 32(3. 

 Myrmeleo, 173. 

 Myxine, 239. 

 Myxinidm, 239. 

 Myxinoids, 23(1, 210. 



Naididce, l.'il. 



Naja, 264, i6S. 



Naiwlial, 330. 



Jfasua, 847. 



^atatores, 293 ; general cliaraclevs of, 



293, e( s-f'/. 

 Nautiloid shells (Foramhiifera), 32. 

 Nautilus. Peaciv, 208, 209, 21i', 212, 215; 



Riper. 2.8, 209, 211, 2i2. 

 Nfctocalyces, 72, 75. 

 Np.maielmia, 113, 121. 

 AV/rtft^oidea, 114 ; general charat-turs <'\\ 



122. 

 J^einertidce, 121. 

 Nereis, 135, 

 Nervures, 160. 

 N europtera, 173. 

 Newt, 251, 253. 

 Nodosaria, 30, 31. 

 Nucleolus of PannnoecixdiK 40. 

 Nucleus o{ Paraiitaecnnii, 4U. 

 Nudibranchiafa, 201. 

 Munienius^ 296. 

 Numida, 299. 

 Numraulitea, 33. 

 Nunimulitic Limestone, 33, 

 Nycticehidce, 350. 

 Nymphon, 153. 



Oceanic Hydrnzna, 72, (^^ -sry, 



Octxipoda, 212, e/.wy. 



Octopus, 212. 



Odontoceti, 330. 



Odontolcce, 306, 



Odontophore of Gasteropoda , 2C1. 



Odontornithes, 290, 306. 



Odontotormm, 307, 



0^j'i70cftcefa,131 ; general fharactn-s. if, 131. 



Oinmvora (Ungulata), 333. 



0)iiscusy 143. 



Onychophora, 15?. 



Or.erculum (of j*/'*?hfw.s'). -01. 



Ophidia, 25S, 260 ; general characters of. 



2(i4, ei -s-e^. 

 OphioQoma, 105. 



27 



Ophiogli/plin , 10.'., 



Ophiviiiuriilia, T.d. 



Op]iiiisaii,ni>;, iVl. 



Oph'uArix, Ulj. 



Opidura, lOy. 



Ophiurotdna, SO, lOJ ; ^''iieral cliaracters 



of, 105. 

 Oliossum, 322, 32?.. 

 Orang-outang, 35'.i. 

 Organ-pi]ic Coral, 92. 

 Organs ol'tlie inoutli of Insects, 161. 

 Ornithorhynchits, 310, 320, 321. 

 Ovthoceras, 216. 

 Orthoptera, 171, 172. 

 Oi-ti/rc, 208. 

 Orycteropus, 326. 

 O.soula of Slionyrs, 43, 46. 

 OHtracioniidiv, 243. 

 Uslraeoiln. 147. 

 Ostrioh, 270, 281, 2.S3, 2S4, 2S6, 2S8, 200, 



291. 

 OfMo!, 207. 

 Otter, 347. 



Ovarian vesicles of S'lrliilayida, 67. 

 Ovibos, 340. 

 Ooidce, 330. 

 Ovipositor, 161. 

 Oois, 339. 

 Owls, 305. 

 O.ien, 389. 

 Oxij-uns, 123. 

 Oyster-catcher, 207. 



Pac.\, 350. 



Padrllo-fish, 245. 



Paguridce, 141. 



Palce.Qntol()(j>j. 17. 



Pallial line, 198. 



FalUuiii {see Mantle). 



Pangolin, 326. 



Panther, 318. 



Paper Nautilus, 208, 209, 211, 212. 



Parainoechun, 30; nin^Ieus and nucleo- 

 lus, 40; reproduction iil', 41. 



Parapodia, 128. 



Parrakeets, 301. 



Parrots, 301. 



Partridge, 298. 



Passerine Birds, 3J2. 



Patagium, 352. 



Panropoda, 158. 



Pauropits, 158. 



Pam, 299. 



Pea-fowl, 290. 



Pearly Nautilus, 20S, 200, 210, 212, 21.5. 



Peccary, 334. 



Pecten; 201. 



Pedicellariie, of Echinn^i, 100 ; of Star- 

 fish, 104. 



Pi'dipalpl, 154. 



Pelias, 267. 



PelwanuH, 205. 



Penguin, 295. 



Pennatukt, 91. 



Pentacrinxm, \^>^. 



Pentatoiiia, 171. 



Pi'ramc'k'!^, 323. 



Perchers, 302. 



Percidai, 243. 



Perdicidce. 208. 



Penlix, 298. 



Peri/nnibranrhlalu (A ittphihia), 250. 



