INDEX. 



529 



Strombodes, i. 214, 215. 



Strombus, ii. 7- 



Strophalosia, i. 458. 



Strophodus, ii. 160, 161. 



Strophomena, i. 452, 453, 454, 455. 



Strophomenidce, i. 440, 441, 452. 



Struthio, ii. 255. 



Strutlvionidoe, M. 255. 



Sturionidce, ii. 150. 



Stygiim, i. 375. 



Stylarasa, i. 197. 



Stylaster, i. 173, 191. 



Styktsteridoe, i. 172, 217. 



Stylinodon, ii. 375. 



Stylinodontidce, ii. 373, 375. 



Styliola, ii. 49. 



Stylodictya, i. 132. 



Stylonurus, i. 382, 383. 



Subidites, ii. 11, 12. 



Succession of Organic Types, i. 90-94. 



Suessia, i. 446. 



Suida, ii. 344. 



Sidcana, i. 346. 



Sulcator, burrows of, i. 325. 



Sulphate of Lime, i. 21. 



^165, ii. 344, 345, 346. 



Syllcemus, ii. 128. 



Symhathocrinus, i. 282. 



Symborodon, ii. 333. 



Synapita, i. 305. 



Synr/nathidce, ii. 130. 



Synhelia, i. 190. 



Synocladia, i. 421. 



Syringopora, i. 203, 204, 205. 



Syringothyris, i. 446. 



Syringoxyhn, ii. 436. 



Tabulffi, i. 183. 



Tabulata, i. 188; characters and distri- 

 bution of, in time, i. 198 ; families of. 

 i. 199-204. 



Tceniaster, i. 249, 256. 



Tceniopteris, ii. 467. 



Talitrus, i. 388. 



lalpa, ii. 414. 



TaLpavus, ii. 414. 



Talpidw, ii. 414. 



Tancredia, i. 505. 



Ta^es, i. 504. 



Tapiravus, ii. 331. 



Tapiridce, ii. 329. 



Tapirics, ii. 329, 330. 



TaxocrinidcB, i. 275. 



Taxocrimts, i. 275. 



Taxodium, ii. 469, 470, 473, 475, 476. 



Taxodon, ii. 396. 



Tectibranchiata, ii. 5, 36. 



Teleidosaurus, ii. 209. 



Teleodactyla { Ungidata), ii. 319, 321. 



Teleosaurus, ii. 209, 211, 212. 



Teleostei, characters of, ii. 124 ; distribu- 

 tion of, in time, ii. 124.; sub-orders of, 

 ii. 125-130. 



Telerpeton, ii. 190, 202, 203. 



Tellina, i. 505. 



TdlinidcB, i. 469, 505. 



VOL. II. 



TelUnomya, i. 486, 489. 



Telmatolestes, ii. 419. 



Telnuitornis, ii. 261. 



Temnecliinus, i. 233. 



Tentaculites, i. 312; ii. 48, 51. 



Teratosaurus, ii. 231. 



Terebra, ii. 11. 



Terebratella, i. 438, 442, 443. 



Terebratula, i. 438, 439, 442. 



TerebratuUdce, i. 439, 440, 441, 442, 



443. 

 Terebi-atulina, i. 442. 

 Terebrirostra, i. 443. 

 TemZo, i. 511. 



Tesselata {Crinoidea), i. 271. 

 TestaceUa, ii. 44. 

 Testmlinidce, ii. 196, 197. 

 Testudo, ii. 198. 



Tetrahranchiata, characters of, ii. 57, 

 59 ; shell of, ii. 62 ; distribution of, iu 

 time, ii. 58, 63. 

 Tetradecapoda, i. 387. 



Tetradium, i. 204. 



Tetragonis, i. 128. 



Tetragonolepis, ii. 136, 137. 



Tetragraptus, i. 168, 



Tetralopliodon (Mastodon), ii. 386. 



Ti^traonidce, ii. 262. 



Tetraprionidian Graptolites, i. 170. 



Tetraprotodon, ii. 342. 



Tevdopsis, ii. 89. 



Teuthidce, ii. 57, 59, 89. 



Textilaridea, i. 106. 



Textularia, i. 115, 116. 



Thalaminin, i. 156. 



Thalcwsicollida, i. 131. 



Thallogens, ii. 429. 



Hmmnastroea, i. 193. 



Tliamnograptus, i. 161. 



TAeca, ii. 48, 49. 



Tlieeaphora, i. 153, 158. 



TAecta, i. 202. 



Tliecidee, i. 202. 



ThecidiidoB, i. 440, 442, 443. 



Thecidium, i. 444. 



Thecocyathus, i. 189. 



Thecodontia, ii. 212. 



Thecodontosauriis, ii. 212. 



Thecosmilia, i. 192, 193. 



Tliecosmnata (Pteropoda), ii. 48. 



Tlielodus, ii. 154, 158. 



Thelyplwnus, i. 400, 401. 



Theonoidce, i. 433. 



Theriodontia, ii. 190, 238, 239. 



T/ieiis, i. 506, 507. 



Thinning out of beds, i. 66-68. 



Thinohyus, ii. 348. 



Thinolestes, ii. 418. 



Thlipsura, i. 346. 



Thoracica (Cirripiedia) , i. 335. 



Thoracosaurus, ii. 209, 210. 



Thracia, i. 509. 



TMjlacinus, ii. 289, 298. 



Thylacoleo, ii. 296, 297. 



Thysanura, i. 408. 



Tigrisuchus. ii. 239. 



2 L 



