INDEX. 



749 



Hawkins, Mr., copper ores, 261. 



, of the British Museum, 368. 



Hawkstone Hills, red marl and sandstone (Sections of, PI. 



29. figs. 2, 3.), 22, 24, 37 et seq., 713, 727. 



, copper ores of, 297, 298. 



Hay, Herefordshire, freestone of Old Red Sandstone, 176. 



, mounds of detritus near, 512, 515. 



Head lime-works, Staffordshire, 487 — 489. 



, Silurian fossils at, 619, 629 et seq. 



Haydon Green near Newnham, Upper Silurian Rocks (PI. 36. 



f. 15.), 445, 723. 

 Haydon Hills, Hale's Owen, tufaceous conglomerate or volcanic 



grit, 468, 507. 



Hayes, Stourbridge, Ludlow Rocks (PI. 37. f. 5.), 473, 480, 

 482, 726. 



; fossils at, 618 et seq. 



Hayton's-bent, Salop, copper ore in Old Red Sandstone, 

 188. 



Haxwell, Wenlock limestone (wood-cut), 313, 322. 

 Heat, long continued effects of, 228, 275. 



, central. See Central Heat. 



Hehlands, trap rocks near Bishop Castle, 732. 

 Hebrides, oolite of, 18. 

 ■ , trap rocks of, 70. 



Hennalt, near Builth, tiles quarried in Upper Silurian Rocks, 

 341. 



Henry, Dr., on the chemical properties of the Ardwick limestone 



near Manchester, 87. 

 Henslow, Prof., on rocks in Anglesea, 418. 

 Herefordshire void of coal, 155. 



, Old Red System of, 170, 183, 188. 



, Silurian Rocks of, 196, 409, 411. 



i , agricultural characters of, 193. 



— . , local detritus and denudations of, 510 — 516. 



, lacustrine expanses and river courses of, 550, 



551. 



, fishes in Old Red Sandstone, 587, 596, 597. 



Beacon, Malvern syenite, 423, 424. 



Hergest ridge, near Kington, Upper Ludlow Rock seen, 312. 



, bowlders of trap, &c, seen on the, 515. 



Herrock Hill, Radnorshire, Lower Ludlow (PI. 33. f. 2.), 312, 

 718. 



Herschel, Sir John, on elevation and depression, 576. 



— , Silurian fossils from South Africa, 8, 583, 



682. 



Hibbert, Dr., extinct volcanoes of Neuwied, 70. 



, fossil remains at Burdie House, Edinburgh, 97, 



474. 



High Clere and King's Clere, valley of elevation, 427. 

 Highfields, near Bilston, "ten yard coal," 469, 477. 



•, section of the lower coal and ironstone, 478, 



Highnam Court, near Tewkesbury (has), 19. 

 High Vinnall, Salop, Ludlow Rocks, 203, 

 Higher Lickey, contrasted with Lower Lickey, 493. 

 Higgin, Mr., of Nolton, culm works of, 375, 

 Higley on the Severn, grindstones of Lower New Red Sand- 

 stone, 60. 



, sections at (PI. 30. figs. 1, 9.), 715. 



Hill, General Lord, column of, 40. 



Hill End, near Martley, Worcestershire, Upper Silurian Rocks, 

 410, 412. 



Himalaya Mountains, lias fossils of, 583, 

 Himley, near Dudley, calcareous conglomerates and New Red 

 Sandstone (PI. 37- f. 2.), 48, 57, 466, 482, 725. 



Hisinger, M., on fossil shells and trilobites, 7, 610, 620, 646 et 

 seq. 



, references to his Lethsea Suecica (corals), 675 et 



seq. 



Hoar Edge (Clee Hill basalt), (PI. 30. f. 8.), 121, 125, 126, 

 129, 130, 715. 



, origin of the word, xxxii. 



, of Caradoc Hills, sandstone and grit, 220, 253. 



Hoare, Sir R. Colt (see Giraldus Cambrensis), 564. 

 Hobb's Point, Pembrokeshire, section near, 385. 

 Hobbs, May Hill, Ludlow Rocks, 443. 



Hodge Hill, Hale's Owen, Lower New Red Sandstone, &c, 56, 

 57. 



Hodnet, Salop, conglomerates of New Red Sandstone, 39. 

 Hoffman, M., on the Keuper, 29. 



Holbech, near Dudley, Lower New Red Sandstone, 466. 

 Holland, Dr., on rock-salt, 31, 35. 



, travels in Iceland, 70. 



Holloway Rocks, Salop, xxxi. 



Hollies, Salop, calcareous band of Caradoc Sandstone, 217. 



, fossil shells at, 641. 



Holly Hill, near Malvern, volcanic sandstone of, 418. 



the Lickey, quartz rock of, 492, 493, 495. 



Holly Moor, New Red Sandstone, 493, 494. 

 Holoptychus in Old Red Sandstone, 589, 599. 

 Homalonotus, new genus of crustaceans, 650 et seq. 

 Homer Hill, Hale's Owen, volcanic grit of, 468, 

 Honddhu river, drift near, 519. 



Hook Point, Marloes Bay, Pembrokeshire, Old Red Sandstone 



and Silurian Rocks, 387. 

 Hope Bowdler, Salop, trap rocks of, 226. 



, Caradoc fossils at, 636 et seq. 



Hope Mill, Salop, Lower Silurian fossils, 279, 636. 

 Hopesay Common, disturbance of strata, 228, 229. 

 Hopkins, Mr., dislocations, his theory of, 244, 247, 505. 

 Hopton Titterill, Salop, vertical beds of, 240. 

 Hoptoun House, Salop, 120. 



Hoptown Hill, Salop, Ludlow Rocks dislocated, 240. 



Horderley, Salop, Caradoc Sandstone, 220, 253. 



■ -, fossils at, 635 et seq. 



Horeb Chapel, Trecastle, tilestone of Old Red, 183, 348. 



, shells at the base of the Old Red Sand- 

 stone, 602, 603, 604. 



Horner, Leonard, Mr., on brine springs, 31, 



on the Red Sandstone of Somerset, 46. 



— , on organic remains at Burdie House, 



Edinburgh, 98. 



— — — — , description of the Malvern Hills, 5, 417, 



418, 422. 



Horseditch, coal seams and Clee Hills, 112, 113. 

 Horse Hayes, Coalbrook Dale, trap rock, 110. 

 Horseley Bank, near Kidderminster, conglomerates of New Red 

 Sandstone, 42. 



: , New Red Sandstone, 178. 



Horseley Mill, Tortworth, intrusive trap, 460. 

 Horse's Neck, Pembrokeshire (wood-cut), 393. 

 Horse-shoe-like depressions in the Old Red Sandstone, 178. 



farm, Tortworth, Ludlow Rock at, 455. 



Howler's Heath, Malverns, Caradoc sandstone, coarse grits of, 

 415. 



Hughes, Mr., coal works near Shrewsbury, plants in overlying 



red marl, 63, 82, 90. 

 Hull, Mr. W. D„ Carlingford Bay, 546. 

 Humboldt, Baron A. Von, on the Keuper, 29, 



5 c 



