792 



INDEX. 



Hitchcock, Prof., on Trias footprints, 453. 

 Hoffmann, on stufas of St. Calogero, 741. 

 Holoptychius nobilissirnus, tooth of, 525. 



Hibberti, tooth of, 505. 



Homalonotus armattis, 541. 



delphinocepJialus, 559. 



Homocercal tail of fish, 461. 



tails characterize fish of secondary period, 



534. 

 Hooghly Eiver, analysis of water of, 41. 

 Hooker, Dr., on seaweed, 324. 



on sporangia of Silurian plant, 552. 



on P. Eichardi, 266. 



on Sigillarios, 475 ; on Coniferse, 477. 



on Carboniferous flora, 478. 



on Arctic ice, 146. 



Hopkins, Mr., on fractures of "Weald, 366. 

 Horizontal strata, upheaval of, 45. 

 Horizontality of strata, 15. 

 Hornblende rock, 598, 605, 735. 



schist, 734, 736. 



composition of, 595. 



Horner, Mr., on Holoptychius, 505. 



Homes, Dr., on mollusca of Vienna basin, 244. 



Hornstone porphyry, 605. 



Horstead, potstones at, 323. 



Howell, Mr., on Oolitic strata, 415. 



Hubbard, Prof., on granite veins of White 



Mountains, 718. 

 Hudson Eiver group, fossils of, 571. 

 Hugi, M., on Swiss Alps, 761. 

 Human remains of Eecent period, 109-112. 



in Post-pliocene deposits, 117. 



— — deposits in caverns, 122, 124. 



Humboldt, on uniform character of rocks, 764. 



Hungary, trachyte of, 709. 



volcanic rocks of, 633. 



Hunt, Mr., experiments on clay-iron-stone, 495. 



Huronian series, 583. 



Mutton, opinions of, 60. 



Huttoniah theory, 87. 



Huxley, Prof., on fish of Old Eed, 532. 



— on Atlantic mud, 320. 



on Pteraspis, 555. 



Ilycma Speloua, molar and lower jaw of, 135. 

 Hybodus plicatUis, 442. 

 Hybodus reticidatus, Lias, 421. 

 Hydrothermal action, 739. 



• in formation of granite, 707. 



producing granite veins, 726. 



cause of mctamorphism, 739. 



Hylerpeton, reptile found in Coal, 511. 

 Hylonomus, reptile found in Coal, 511. 

 Hymenocaris vermicauda, 577. 

 Hypersthene rock, 606. 

 Hypogene limestone, 736. 



rocks, mineral character of, 764, 



term defined, 9. 



Hyracotherium, molar of, 294. 



Ibbetson, Mr., on Stonesfield slate, 410. 

 Ice, rocks drifted by, 138. 

 Icebergs of Labrador, 148. 



, mediums of transportation, 145. 



abrading power of, 14S. 



Iceland, flow of lava in, 657. 



glass-cavities in quartz of, 706. 



Ichthyodorulite of Lias, 421. 

 Ichthyolites of Old Eed Sandstone, 534. 

 Ichthyosaurus co7nmunis, Lias, 423. 



hind fin or paddle of, 423. 



Identification of fossil plants, 266. 



Igneous rocks, 6. 



— — of Siebengebirge and Westerwald, 679. 



of Yal di Noto, 621. 



Iguanodoti Ilantelli, Wealden, 347. 

 Ilfracombe group, fossils of, 538. 

 India, cretaceous system in, 340. 



Upper Miocene formations of, 276. 



Indusial limestone in Auvergne, 226. 

 Inferior Oolite, fossils of, 412. 

 Infusoria in tripoli, 24. 

 Inland sea-cliffs in South of England, 71. 

 Inoceramus Lamarc/cii, Chalk, 328. 

 Insect-bed of (Eningen, 251. 



Insect limestone of Lias, 428. 

 Insect, wing of neuropterous, 428. 

 Insects of Coal, 494. 



Miocene, of Croatia, 245. 



of Swiss Miocene strata, 267. 



Intercalation of strata, difficulties of, 184. 

 Intrusion, test of age of plutonic rocks, 718. 



test of age of volcanic rocks, 655. 



Inundation mud, 117. 

 Ipswich, section near, 201. 

 Ireland, Old Eed Sandstone of, 524. 



Devonian plants of, 524. 



drift in, 160. 



. an archipelago, 160. 



Iron weapons at Neufchatel, 111. 

 — - sands of England, 234. 

 Invertebrate animals, period of, 582. 

 Isastrcea oblonga, Portland sand, 394. 

 Ischia, age of volcanoes of, 658, 661. 



Newer Pliocene of, 189. 



Ischypterus of Trias, 456. 

 Islands in Eocene sea, 367. 

 Isle of Mull, Miocene leaf-bed of, 242. 



Wight Hempstead beds, 239. 



Isomorphism, theory of, 596. 

 Issoire, section of volcanic formations at, 686. 

 Italian Pliocene fossils, agreement with Brit- 

 ish, 674. 

 Italy, Miocene strata of, 247. 



Older Pliocene volcanic rocks of, 673. 



Older Pliocene formations of, 208. 



Jackson, Dr. C. T., analysis of fossil bones, 



167.' 

 Jamieson, Mr. T. F„ on Scotch glacial drift, 



152. 

 Japan, flora of, compared to American, 271. 

 Java, volcanoes of, 626. 



stream of sulphureous water, 299. 



Jaws of mammalia in Purbeck, 381. 



Johnson, Mr. J. Tate, on Madeira Miocene 



shells, 675. 

 Jointed structure of metamorphic rocks, 748. 

 Jorullo, lava stream of, 719. 

 Jukes, Mr., on origin of lakes, 170. 

 Jukes, Prof., on erosion of the Weald, 374. 

 Junghuhn on crater- walls, 639. 



on Javanese volcanoes, 626. 



Jura, blocks on, 142. 

 structure of, 55. 



Kangaroo, jaws of, 127. 



Kaup, Prof., on Cheirotherium, 443. 



Kaye, Mr., on fossils of Southern India, 340. 



Keeling Island, fragment of greenstone in, 324. 



Keilhau, Prof., on granite veins in gneiss, 714, 



715. 



on planes of foliation, 754. 



Keller, Dr. P., on lake-dwellings, 110. 

 Kelloway rock, 34. 



fossils of, 400. 



Kentish chalk, sandgalls in, 82. 



rag, 341. 



Keuper, or Upper Trias, 432. 



plants of, 434. 



marine fauna of, 434. 



Keyserling, Count, on Eussian glacial drift, 



150. 

 Kiesel-gerolle of the Eifel, 679. 

 Kilauea, volcanic crater of, 623. 

 Kilkenny yellow sandstone, fossil plants of, 



524. 

 Killas in granite in Cornwall, 738. 

 Kimmeridge clay, composition and fossils of, 



394. 

 King, Mr., on fauna of Norfolk drift, 161. 



on Permian fossils, 458. 



— — on footprints of reptile, 507. 

 Kirkdale cave, hytena's den of, 125. 

 Kitchen-middens, Danish, 109. 



of Denmark, 109. 



Kleyn Spawen, Lower Miocene of, 238. 

 Konen, Baron von, on Brockenhurst shells, 



2S6. 

 Koninck, M. de, on Kleyn Spawen beds, 243. 



