INDEX. 



1607 



Nycticorax, 1238. 

 Nyctilestes, 1461. 

 Nyctitherium, 1461. 

 Nyctodactylus, 1199. 

 Nyrania, 1032. 

 Nyraniidce, 1032. 

 Nyroca, 1237. 

 Nylhetes, 1148.' 

 Nyt/iosaurus, 1058. 



Ocadia, 1108, 1570. 

 Ociodon, 141 5. 

 Octodontida:, 141 5. 

 Octotomus , 1388. 

 Ocydromus, 1233. 

 Odontaspis, 945. 

 Odontens, 1004. 

 Odontoceti, 1305. 

 Odontoglossce, 1237. 

 Odontolcce., \2.2.\. 

 Odontopteryges, 1236. 

 Odontopteryx, 1236. 

 OdontormcB, 1231. 

 Odontornithes, 1231. 

 CEnoscopus, 989. 

 CEstocephalus, 1026. 

 Ogmophis, 1 147. 

 Oligobtoiis, 1433. 

 Oligopleurus, 989. 

 Oltinotherium, 1323. 

 Omegodon, 1419. 

 Omomys, 1467. 

 Omosaurus, 1162. 

 Omphcelodus, 986. 

 Onchns, 947. 

 Oncobatis, 934. 

 Onychodectes, 1453. 

 Onychodus, 968. 

 Ophichthys, 1002. 

 Ophiderpeton, 1024. 

 Ophidia, 1146. 

 Ophiocephalidce, 1005. 

 Ophiocephahis, 1005. 

 Ophiopsis, 987. 

 Ophisaurus, 1140. 

 Opisthopteryx, 994. 

 Oplosaarus, 1 175. 

 Opsigonus, 991. 

 Opthalmosaurzis, 1127. 

 Oracanthus, 947, 1296. 

 Oraz, 1307. 

 Or cymes, 1007. 

 Oreas, 1348. 

 Oreodon, 1326. 

 Oreodontidce, 1326. 

 Oreodus, 940. 

 Oreopithecus, 1470. 

 Oreosaurus, 1141. 

 Orinosanrus , 1161. 

 Ornithischia, 1151. 

 Ornithocephalus, 1200. 

 Ornithochirus, 1201. 

 Ornithodesmus, 1204. 

 Ornithopoda, 1152. 

 Or?iithopsis, 1175. 

 Ornithopterus, 1204. 

 VOL. II. 



Ornithorhynchidcs, 1265. 

 Ornithorhynchus , 1265. 

 Ornithosauria, 1196. 

 Ornithostoma, 1199. 

 Orodontidce, 940. 

 Orodus, 940. 

 Orohippus, 1356. 

 Orophosaurtts, 1082. 

 Orosaurus, 1161. 

 Orthacanthus, 926. 

 Orthacodus, 943. 

 Orthagoriscus, 1015. 

 Orthaspidotherium, 1288, 1457. 

 Orthocosta, 1027. 

 Orthocynodon, 1365. 

 Orthomerus, 1154. 

 Orthomys, 1415. 

 Orthopoda, 1151. 

 Orthopus, 1061. 

 Orycterocetus, 1308. 

 Orycteropodidce, 1290. 

 Orycteropus, 1290. 

 Ory^, 1348. 

 Osmeroides, 994. 

 Osmerus, 994. 

 Osteoglossidce, 999. 

 Osteoglossum, 999. 

 OsteolepididcB, 971. 

 Osteolepis, 971. 

 Osteophorus, 103 1. 

 Osteopygis, 11 13. 

 Ostracion, 10x5. 

 Otaria, 1424. 

 Otariidce, 1424. 

 OtididcB, 1233. 

 C^z'-s", 1233. 

 Otocyon, 1436. 

 Otodus, 944. 

 Oudenodon, 1064. 

 Ovibos, 1350. 

 C^zV, 1350. 

 Owenia, 1283. 

 Oweniasuchus, 1191. 

 Oxacrion, 133 1. 

 Oxhycena, 1451. 

 Oxydondotherium, 1376. 

 Oxyglossus, 1044. 

 Oxygnathus, 978. 

 Oxyrhina, 944. 



Pachyacanthus, 131 1. 

 P achy cor midoz, 989. 

 P achy cor mus, 989. 

 Pachycynodon, 1436. 

 Pachynolophus, 1356. 

 Pachy pleura, 1073. 

 PachyrhizodontidcB ', 998. 

 Pachyrhizodus, 998. 

 Pachyrucus, 1378. 

 Paciculus, 141 8. 

 P age I hi s, 1012. 

 Palcedaphus, 957. 

 Palceeudyptes, 1232. 

 Palcehoplophorus , 1294. 

 Palcelodus, 1237. 

 PalcEobalistum, 984. 



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