INDEX. 



757 



New Red System, saliferous marls and sandstone of (Keuper), 

 29. 



, rock salt and brine springs in marls of, 31. 



, Muschelkalk, probable representative of, 37. 



,sandstone and quartzose conglomerates of, 



(Bimter Sandstein) 36, 42. 



, ligbt-coloured sandstone in the Bunter Sand- 

 stein, 33, 37, 65. 



, calcareous or dolomitic conglomerates, 46, 



450. 



■ , base of in Gloucestershire and Worcester- 

 shire, 50. 



, other conglomerates often trappean, 51, 67. 



, Lower New Red Sandstone (Rothe-todte- 



liegende), 54 et seq., 464. 



, summary of, 64. 



Newcastle coal-fields, plants of, 85, 88. 



, in the Forest of Clun, 191. 



Emlyn, divergent strike of rocks at, 408. 



Newent, New Red Sandstone of, overlying coal, 51. 



, coal-field of (PI. 30. f. 10., PI. 36. f. 12.), 153, 155, 715, 



723, 728. 



Newgale Sands, Pembrokeshire, shingle bank, coal measures and 

 submerged forest, 378, 398, 563. 



Newnham on Severn, New Red System, 29, 445. 



■ , fossils of Upper Ludlow Rock near, 610. 



: Windmill, Gloucestershire, marlstone of Lias, 449. 



Newport, Salop, Carboniferous Limestone near, 107, 110. 



, ancient lake near, 559. 



Newton, near Shrewsbury, Lower New Red Sandstone, 63. 



Newton Burrows, Pembrokeshire, Old Red Sandstone and blown- 

 sands, 562. 



Nick Knolls, Shelve, Salop, greenstone, 279. 

 Nicol, Mr., on fossil vegetables, 151. 



Nils Hill, Salop, north end of Stiper Stones quartz ridge, 284. 

 Noble, Rev. James, fossil fish in Old Red Sandstone, 599, 600. 

 Nobold and other places in Shrewsbury coal-field, 81, 84, 86, 

 91, 95. 



Noeth-griig Caermarthenshire, Lower Silurian rocks (PI. 34. 



f. 3.), 352, 353, 354, 719. 

 Nolton, Pembrokeshire, coal or culm, reposing on Silurian Rocks 



(wood-cut and PI. 35. f. 8.), 375, 376, 396, 721. 

 Nolton Haven, detritus of, 520. 



Norbury, Salop, Lower Silurian, Cambrian and trap rocks with 



copper veins, 261, 262 et seq. 

 , Caradoc fossils at, 641. 



North America, Silurian trilobites in the older rocks of, 583, 586. 



, map of lakes of, 151. 



Northampton, Marquis of, his museum, 702. 



, trial for coal near, 488. 



North Hill, Malverns, syenite (PL 35. f. 7.), 417, 722. 

 North Shropshire, lias shells same as at Brora, 24. 



— -, northern drift sea shells and granite bowlders, 



531, 535. 



•, turbaries and mosses in, 559. 



Northumberland, whinsill or basalt of, 77. 



coal-fields, 85, 151. 



North Welsh coal-field (referred to), 153. 



mountains, northern drift arrested on the edge 



of, 528. 



Norton, Worcester, lower Lias, 20, 21. 



■ Camp, Salop, Aymestry Limestone, 202, 203. 



Ruralt, Radnorshire, outlier of Old Red Sandstone, 192. 



Norway, certain organic remains same as in Siluria, 71, 583. 



Notmoor Hills, Salop, bedded trap and Silurian Rocks, 271. 

 Nuneaton coal-field, direction of, 569, 571. 



Oakage, Shelve, trap and porcellanite, 271. 



Oakley Park, Salop, marls of Old Red Sandstone, 181. 



Obsidian of Ascension and Asia Minor, 70. 



Oeynhausen, M., on trap rocks, 74. 



Oldbury Camp, fossils at, 618. 



Oldbury Hill, Herefordshire, Ludlow Rocks and fossils, 431, 



433, 442, 618. 



, near Dudley, 467, 498. 



, Gloucestershire (PI. 36. f. 22.), 724. 



Old Down, near Bristol, carboniferous limestone. See Oldbury, 



461. 



Oldcastle Malverns, Ludlow and Wenlock fossils, 618, 630. 



Oldfield works, Salop, carboniferous limestone, 806. 



Old Radnor, Wenlock limestone and fossils, &c, 313, 630. 



, trap and altered rocks, 318, 320, 321. 



, sections near (PI. 33. f. 2, 3, 4.), 718. 



, blocks of syenite, &c, 512. 



Old Red Sandstone, similarity of its marls to those of the New 



Red Sandstone, 26, 445. 



, general observations on, 169. 



, general section of, 171. 



■ •, quartzose, conglomerate and Sandstone, 171, 



385, 453. 



, marls and cornstone, 175, 386. 



, tilestone, 181. 



■ , probable maximum thickness of in Hereford- 

 shire and Brecknockshire, 184. 



, minerals of, 188. 



, void of coal, 730. 



, outliers of, 190. 



, agricultural characters of, 193, 387. 



, of Pembrokeshire, 384. 



, of Tortworth, 453. 



■ •, absent in the Staffordshire coal-field, 491. 



, organic remains of (fishes), 587 et seq. 



, (shells), 602 et seq. 



Old Storridge Hill, Worcestershire, Caradoc Sandstone (PI. 36. 

 f. 5.), 135, 415, 422, 722. 



, fossil shells at, 639. 



Old Swinford, Worcestershire, Lower New Red Sandstone, 506. 

 Ollivant, Rev. A., discovery of fossil annelids, 363, 699. 

 Ombersley, Worcester, New Red Sandstone of (plants), 42, 72". 

 Onnibury, Salop, Ludlow Rocks, 197, 203. 

 Onchus, genus of fossil fish in Old Red Sandstone, 589, 596. 



, Upper Ludlow Rock, 605, 607. 



Onny River, Salop, 202, 203, 212, 216, 219, 239, 283, 513. 



, section of Caradoc Sandstone (PI. 31. f. 3.), 716. 



, course and drift on banks of, 514, 550, 551. 



Onslow House, Shrewsbury, 40. 

 Oolitic Series, general view of, 13. 

 Oolite, Inferior, description of, 14, 449. 

 , organic remains of, 15. 



Oolitic strata of Carboniferous Limestone, 48, 119, 121, 461. 

 Orange River, South Africa, oolitic fossils, 583. 

 Ordnance Survey, xxvii. 



Ordovices, part of their territory described, xxxii. 

 Orelton Common, Ludlow Rocks, 238. 



Oreton, Salop, carboniferous limestone and millstone grit, 120, 

 et seq. 



, section to (PL 30. f. 1.), 714. 



, hthological appearances of Old Red Sandstone, 136. 



5 D 



