GENERAL INDEX. 



933 



Boulder-clays, Lower and Upper 

 shelly, of Lewis, 822, 823. 



Boulder-clays, shelly, of the Western 

 Islands, 862. 



Boulders in Devonshire gravels, 457. 



Bourbonne, zeolitic minerals produced 

 by thermal springs at, 73. 



Brachiopoda from the calciferous sand- 

 stone series of Edinburgh, 5 ; from 

 the Wardie shales, 1 0. 



Brathay flags, fossils of, 882. 



quarry, section through, 881. 



Breccia, Lower Moor, St. David's, 

 microscopic structure of, 145. 



Breccias of Charnwood Forest, 203, 

 206. 



Brendon Hills, 50. 



Brick-clay, shelly, of Lewis, 826. 



Bricks, alterations in, produced by the 

 action of thermal waters, 82. 



Brithdir, Bangor, microscopic struc- 

 ture of rocks from, 145. 



British Columbia, Dr. G. M. Dawson, 

 on the superficial geology of, 89. 



, glacial phenomena of the 



coast of, 92 ; glaciation of the in- 

 terior of, 100; superficial deposits 

 of, 102, 117 ; glaciation of, 117. 



Bronteus flabellifer, 590. 



(? hibernicus), 590. 



Bryniau, section through, 139 ; mi- 

 scopic structure of rocks from, 145, 

 146. 



Budleigh-Salterton, quartzite pebbles 

 of, 461. 



Burraton Combe, dolerite of, 491. 



Busk, G., Esq., award of the Lyell 

 Medal to, Proc. 31. 



Bute Inlet, glacial phenomena of, 99. 



Buthotrephis gracilis, 577. 



Caclgwith, analysis of serpentine from, 



771. 

 Cadulus gaultinus, 63. 

 Caerbwcly valley, section through, 166. 

 Caer-Caradoc, quartzites of, 757. 

 Caernarvon, microscopic structure of 



rock from, 145. 

 Caernarvonshire, Dr. H. Hicks on 



some Pre-Oambrian (Dimetian and 



Pebidian) rocks in, 147. 

 Cainozoic rocks of the Upper Punjab, 



363. 

 Calcareous sandstones of Gibraltar, 



522. 

 Calciferous sandstone, 2. 

 Calciferous sandstone series, Mr. R». 



Etheridge, jun., on our present 



knowledge of the Invertebrate fauna 



of the Edinburgh neighbourhood, 



especially of that division known as 

 the Wardie shales ; and on the first 

 appearance of certain species in 

 these beds, 1. 



Callaway, C, Esq., on the quartzites of 

 Shropshire, 754. 



Calophyllum phragmoceras, 585. 



Calymene (?senaria), 591. 



, sp., 591. 



Camborne and Redruth, Dr. C. Le 

 Neve Foster on the great flat lode 

 of, and on some other tin-deposits 

 formed by the alteration of granite, 

 640. 



Cambrian conglomerate, section of, 



' overlying Laurentian gneiss, near 

 Chicken Head, Lewis, 820. 



■ grits, junction of, resting on 



lower series, 765. 



rocks, Mr. G. Maw on an uncon- 

 formable break at the base of the, 

 near Llanberris, 764. 



of the Upper Punjab, 353. 



Camelford, grey rock of, 479. 



Camus Mhor, section at, in the Island 

 of Muck, 725. 



Cape Colony, Prof. Seeley on new 

 species of Procolopkon from the, 

 795. 



Cape-Eawson beds, 556, 559. 



Capel Fell, section through, 300. 



Capreoli, 403. 



Caradoc, Little, section of Hollybush 

 sandstone at the north-east end of, 

 758 ; section across, 760. 



Carbed valley, section through, 166. 



Carboniferous Arctic fossils, 608. 



Limestone of Grinnell Land, 560. 



ProductidsB, adherent, Mr. Fv. 



Etheridge, jun., on, 498. 



rocks of the Upper Punjab, 356 ; 



of the Arctic regions, 558, 560 ; of 

 the Western Highlands, 684. 



■ strata, relations of, at Auchy- 



au-Bois, 905. 



Cardington Hill, quartzite of, 760. 



Carkeel, "greenstones" of, 490. 



Cam Brea, South, section of lode at, 

 643. 



Carn More, section through, 671. 



Carrigan Mine, section at, 657. 



Carsaig, altered chalk of, 733; gene- 

 ralized section of the strata exposed 

 at, on the south shore of the Isle of 

 Mull, 731 ; Pabba shales of, 717 ; 

 Upper Greensand of, 730. 



Catalan Sands, Gibraltar, 526. 



Cephalopoda from the Calciferous 

 Sandstone series of Edinburgh, 7 ; 

 from the Wardie shales, 20. 



