398 
Ceratiocaris, 108. 
Ceratites, 212-214; nodosus, 212. 
Ceratodus, 214; altus, 214; Fosteri, 214, 
215, 255; serratus, 214. 
Ceriopora, 145; Hamiltonensis, 146. 
Cerithium, 213, 293; hexagonum, 294. 
Cervide, of the Miocene period, 317; of 
the Pliocene, 329 ; of the Post-Pliocene, 
354, 355. 
Cervus, 317 ; capreolus, 336, 354: elaphus, 
336, 354; megaceros, 354, 355; taran- 
dus, 354. 
Cestracion Philippi, 188, 255. 
Cestracionts, of the Devonian, 154; of the 
Carboniferous, 188; of the Permian, 
199; of the Trias, 214; of the Jurassic, 
242; of the Cretaceous, 275. 
Cetacea, 299; of the Eocene, 299; of the 
Miocene, 315. 
Cetiosaurus, 249, 250. 
Cheropotamus, 302. 
Cheetetes, 105, 173; twmidus, 174. 
Chain-coral, 119. 
Chalk, 259; structure of, 21-23; Foramin- 
ifera of, 22, 263; origin of, 23; with 
flints, 259; without flints, 259. 
Chama, 236. 
Chamerops, 308; Helvetica, 309. 
Chazy Limestone, 95, 96. 
Cheiroptera, of the Eocene, 304, 305; of 
the Miocene, 322. 
Cheirotherium, 215, 216. 
Cheirurus, 108, 123 ; bimucronatus, 124. 
Chelichnus Duncani, 202. 
Chelone Benstedi, 280; planiceps, 251. 
Chelonia, of the Permian, 202; of the 
Jurassic, 251; of the Cretaceous, 280; 
of the Eocene, 296; of the Miocene, 213. 
Chemnitzia, 213. 
Chemung Group, 135, 136, 137. 
Chert, 34. 
Chillesford Beds, 325, 326, 336. 
Chonetes, 127, 147, 184; Hardrensis, 185. 
Chonophyllum, 173. 
Cidaris, 266. 
Cincinnati Group, 95, 96. 
Cinnamomum polynorphum, 309. 
Cinnamon-trees, 262, 290, 306, 308, 309. 
Cladodus, 188. 
Claiborne Beds, 289. 
Clathropora, 145; intertexta, 146. 
Clay, 20; Red, origin of, 35. 
Clay-ironstone, nodules of, 31. 
Cleidophorus, 111. 
Cleodora, 312. 
Climacograptus, 101, 119. 
Clinton Formation, 116, 117. 
Clisiophyllum, 173. 
Clupeide, 276. 
Clymenia, 149; Sedgwickii, 149. 
Coal, 36; structure of, 163; mode of for- 
mation of, 162. 
Coal-measures, 159, 160; mineral char- 
acters of, 159; mode of formation of, 
160, 162; plants of, 162-170. 
Coccoliths, 261. 
Coccosteus, 151, 152. 
Cochliodus, 188; contortus, 189. 
Coleoptera, 182, 311. 
Colossochelys Atlas, 313. 
Columnaria, 105; alveolata, 105. 
Comatula, 232, 266. 
INDEX. 
Ceara to be drawn from Fossils, 
52-56. 
Concretions, calcareous, 29; phosphatic, 
31; of clay-ironstone, 31; of manganese, 
31. 
Conglomerate, 18. 
Conifer, 262; wood of, 13; of Devonian 
period, 138; of the Carboniferous, 170; 
of the Permian, 196; of the Trias, 208; 
of the Jurassic period, 230. 
Coniston Flags and Grits, 116. 
Connecticut Sandstones, footprints of, 
222, 346. 
Conocoryphe Mathewi, 85; Sultzeri, 85. 
Conodonts, 114, 131. 
Constellaria, 105. 
Constricting serpents of the Eocene, 296. 
Contemporaneity of strata, 44-46. 
Continuity, theory of, 5-7. 
Conularia, 111, 129, 148, 186, 199, 237; 
ornata, 149. 
Conulus, 186. 
Conus, 293. 
Coomhola Grits, 158, 159. 
Coprolites, 31, 243. 
Coralline Crag, 324. 
Corallines, 25. 
Coralliun, 311. 
Coral-rag, 227, 229, 230. 
Coral-reefs, 24-26. 
Coral-rock, 26. 
Coral-sand, 19, 26. 
Corals, 103; of the Lower Silurian, 104, 
105 ; of the Upper Silurian, 119 ; of the 
Devonian, 140-143; of the Carbonifer- 
ous, 172-175; of the Permian, 197; of 
the Trias, 209; of the Jurassic, 230, 231; 
of the Cretaceous, 266; of the Eocene, 
292; of the Miocene, 311. 
Corbula, 235. 
Cornbrash, 227, 229. 
Corniferous Limestone, 135, 137. 
Cornulites, 123. 
Cornus, 262. 
Coryphodon, 300. 
Cowries, 259, 271, 293. 
Crabs, 180, 197, 233, 267. 
Crag, Red, 324; White, 324; Norwich, 
324; Antwerp, 325; Bridlington, 325; 
Coralline, 324. 
Crania, 110, 127, 198, 269; Ignabergensis, 
269. 
Crassatella, 292. 
Crepidophyllum, 142; Archiaci, 142. 
Cretaceous period, 256-283; rocks of, in 
Britain, 257-259; in North America, 
260, 261; life of, 261-283. 
‘Crinoidal Limestone, 24, 25. 
Crinoidea, 120; of the Cambrian, 82; of 
the Lower Silurian, 105; of the Upper 
Silurian, 120-122; of the Devonian, 143; 
of the Carboniferous, 175; of the Per- 
mian, 197; of the Trias, 209; of the 
Jurassic, 231; of the Cretaceous, 266; © 
of the Eocene, 292. 
Crioceras, 273; cristatum, 274. 
Crocodilia, 218; of the Trias, 218; of the 
Jurassic, 251; of the Cretaceous, 280; 
of the Eocene, 296, 297. 
Cromer Forest-bed, 336. 
Crossozamvites, 230. 
Crotalocrinus, 122. 
