500 



INDEX. 



Homocercal tail (illustration), 286, 



432. 

 Homo Diluvii Testis of Scheuchzer 



(illustration), 26, 27; proved to be 



a salamander, 26, 304. 

 Hooke, Dr., his geological views, 34. 

 Hoplophorus, 334. 



Horizontal strata (illustration), 139. 

 Horse, skull of the (illustration), 



323; tooth of the (illustration), 



327. 

 Human bones, in osseous breccias, 



341. 

 skeletons in the limestone 



of Guadeloupe, 351. 

 Huttonian, or Plutonian theory, the, 



32, 38; its leading propositions 



confirmed by recent investigation, 



38. 



Hytenodon, 338. 

 Hybodidae, 277. 

 Hybodus, 277. 

 Hydrophilidse, 269. 

 Hylseosaurus, the, 296, 406. 

 Hymenoptera, 267. 

 Hyotherium, 326. 

 Hypsiprinnus, 316. 

 Hyracotherium, 324. 

 Hyrax, 324. 



I. 



ICHTHYODORULITES, 278. 



Ichthyosauridee, 298, 306. 



Ichthyosaurus, the, 298, 422. 



Idea of a geological formation (illus- 

 trations), 138 etseq. 



Idiochelys, 291. 



Igneous rocks, similarity of the 

 ancient and modern, 126; general 

 character, 127; in the car- 

 boniferous series, 436. 



Igneous and aqueous theories, 36, 38. 



Iguana cornuta (illustration), 403. 



Iguanodon, 296, 402,404; Professor 

 Owen on the size of the, 406. 



Illsenus, 262. 



Incessores, 309. 



Incrustations distinguished from 

 petrifactions, 158. 



Indusial limestones of Auvergne,375. 



Infusoria, fossil, Ehrenberg's re- 

 searches on, 219, 376. 



Inoceramus, 384. 



Insecta, 266; divisions, 266. 



Internal heat of the globe, 57. 



Inverted strata (illustration), 62. 



Ireland, fossil elk of, (figure), 321. 



Island, appearance of a new, a fear- 

 ful prodigy to the Romans, 22. 



Isle of Sheppey, an outlier of the Lon- 

 don clay, 361; rich in fossils, 361. 

 of Wight, formations, 362, 365; 

 geological sections (illustration), 

 348, 367, 381, 395, 401. 



Isomerism, 78. 



Isomorphism, 78. 



Isopoda, 263. 



Italy, fossil remains of elephants in, 

 Targioni on, 33 ; rise of the west 

 coast of, 365. 



lulidee, 266. 



J. 



JUGLANDEJE, 195. 



Juniperites, 123. 

 Jurassic limestone, 409. 

 Justin alludes to the igneous origin 

 of our planet, 22. 



K. 



KJELGA, 264. 



Katakekaumene, or burnt-up region 

 of Asia Minor, 376. 



Killas, a kind of gneiss, 7. 



Kimmeridge clay, 396. 



Klytea, 264. 



Konig, C., Esq., directions for col- 

 lecting specimens of geology and 

 mineralogy, by, 467. 



L. 



LABYRINTHID,, 304. 

 Labyrinthodon, footsteps of the, 430. 

 Labyrinthodontidse, SOI. 

 Lacertinidse, 297. 



Lamna, 277; teeth of (figure), 278. 

 Landslip in Dorsetshire, 347. 

 Land tortoise, fossil, 290. 

 Larus, 313. 



