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GENERAL INDEX TO

T H E Q U A R T E R L Y J O U R N A L

AND

P R O C E E D I N G S OF T H E G E O L O G I C A L SOCIETY.

[The fossils referred to are described ; and those of which the names are printed in italics are also figured.]

Abbay, Rev. 1~., on the building-up of the white Sinter terraces oi' Roto- Ms163 170.

Acroculia haliotis, 603. Actinozoa from the Wardie shales, 8. Aii'ica, geology of the coast of, oppo-

site Gibraltar, 513. Agglomerates of Charnwood Forest,

202, 203. Alameda Sands, Gibraltar, 526. Alluvium, new and old, of Japan,

544. All Mouth, on the submarine forest

at, by T. M. l~ade, 447. Alveolites, sp., 582. American affinities of Arctic fossils,

571. Amhuinn Dhail, cliff-section at mouth

of, 825. AmTlexus Feildeni, 589.

, sp., 589. Amygdaloids, Prof. A. Daubr6e on

points of similarity between zeolitic and siliceous incrustations of recent formation by thermal springs, and those observed in, mid other altered ~olcanic rocks, 73. - , zeolites and associated minerals,

as secondary products in, 78. Analyses of' Cornish "greenstones : " w

from the Sanctuary quarry near St. Austell, 472; from Duporth, 474; fromPentirePoint, 477 ; l rom Slade's Bridge, 478 ; from Camelford, 480 ; from Trenewth, 480 ; from Hendra Chapel, 481; from Bokelly, 484; from Trewint, 485 ; from St. Cleer Down, 487 ; from Wearde, 491.

Analysis of dyke at Mount Sorrel, 222 ; of Buddon-Wood dyke, 223 ; of Brazil-wood gneiss, 224'; el' lavas from Pentire Point and Port Isaac, 482 ; of Japanese iron-ores, 553 ; of coal from Disco Island, 563 ; of serpentine from Balhamie, Ayrshire, and Cadgwith, Cornwall, 771; of green rein ut Balhamie, 771; of diallage from a gabbro at Lendal- foot, 779.

Annan, basin of the Upper, 288. Annelida from the calciferous sand-

stone series of the Edinburgh district, 3 ; from the Wardie shales, 9.

Anniversary Address of the President, P,'oe. 38-7 z. See also Duncan, Prof. P. Martin.

Annual Report for 1877, Prec. 6. Anthracomya scotica, 16. Anthracoptera ? obesa, 12. Anthracosia nucleus, 17. Antimony in Japan, 555. Antlers of various species of Cervus,

405, 408, 412, 415, 417. A p plecross,. Liassic. strata at, plan. and

section to illustrate the relation of the patch of, 672 ; Infralias oi, 697 ; Lower Lias of, 705.

Arachnophyllum ttichardsoni, 585. Arctic lands, Capt. H. W. Feilden and

Mr. C. E. De l~ance on the geology of the, visited by the late British expedition under Capt. Sir George Nares, K.C.B., 556.

- - ~ , Mr. 1~. Etheridge on the pal~eontology of the coasts of the, visited by the late British expedi-

3 Q 2

9 3 2 O~.RAT. Im)~.X.

/.ion under Capt. Sir George Nares, K.C.B., 568.

Arctic fossils, American affinities of, 571.

Ardnamurehan, poikilitie deposits of, 692 ; Lower Lias in, 707 ; Middle Lias in, 714; Inferior Oolite of, 721.

Ardtornish, Innimore of, section exposed at the, on the Sound of Mull, 673 ; Upper Cretaceous deposits near, 736 ; Lower Lias of, 708.

,4rgillornis longit~e~nis, Ow., Prof. R. Owen on, a largo bird of flight, from the Eocene clay of Sheppey, 124.

Asaphus (?tyrannus), 591. Ash-gill shales, fauna of the, 873. Atrypa l~Iansonii, 596. - - phoea, 596.

reticularis, 596. Auchy-au-Bois, near Lillers, relations

of Carboniferous strata at, 905 ; sections of borings at, 906 ; section across the coal-fleld of, 906.

Australia, Mr. R. Daintree on certain modes of occurrence of gold in,

431. Avicula ttendersoni, 11. Axeid~e, 407. Ayrshire, porphyrites of, 780. Ayrshire coast, Rev. T. G. Bonney on

the serpentine and associated igneous rocks of the, 769.

Balhamie Hill, serpentine of, 770. Balmynheer, section at, 648. Balstone Down, " greenstone " of,

488. Bangor, Prof. Hughes on the Precam-

brian rocks of, 137. ..... , section near, 139.

, microscopic structure of rocks from, 145, 146.

Barra, physical features of, 854; geological structure of, 854 ; glaciation oi, 855; till or boulder-clay of, 856 ; erratics of, 857 ; plan of basalt veins intersecting gneiss near North Bay in, 855.

. . . . , islands in the Sound of, 854. Basaltic dykes of the Ayrshire coast,

782. Basalt-veins intersecting gneiss, plan

of, near North Bay, island of Barra, 855.

Basement bed, Silurian, in the Lake- district, 876.

Beaches, raised, in Devonshire, 451, 454.

Bearnareldh, glaciation of, 859.

Bog's Cave, sketch taken near, on the southern shore of Loeh-na-Keal~ opposite Inch Kenneth, 695.

Beinn Carsaig, section through, 731.

Beinn Creagach, section through, 731.

Beinn-na'Capall, section through, 671.

Beima-y-l:fattan, Lower Lias of, 709 ; representatives of the Chalk in, 734 -736 ; general sections of, 734-736.

Beinn-y-Hun, representatives of the Chalk in, 733.

Beleraig Burn, general section, 284. JBeUeroThon decussatus, 19. - , sp., 606. Benbecula, 848. Benches in British Columbia, 107. Ben Fyn, section from the north side

of Loeb Marco to, 812. Ben Slioch, section through, 812. Berrybush Burn, sketch section

through, 276-279 ; vertical section of Ccenograptus-beds at, 304.

Bhatcrseidh, glaciation of, 857. Bideford, Calm-measure grits and

shales exposed by the highroad between Torrington and, opposite Wear Gifford, 54.

Binton, section in Lower Lias at, 182.

Birkhill shales, 317. - - , verLical sections of, at

Dobb's Linn, 319-322. Black Grain, sketch section in, 275. Blackhead, igneous rocks of, 475. Blackshope Burn, section through,

300. Blackwater Valley, British Columbia,

glacial deposits in, 114. Blocks, transportation of, 52. Boar Cleuch, section of, Glengaber

Burn, 297. Bokelly, "greenstone" of, 483. Bone-breecias in caves and fissures in

Gibraltar, 520. Bonney, Prof. T. G., on the micro-

scopic structure of some We~h rocks, 137.

, on the serpentine and associated igneous rocks of the Ayrshire coast, 769.

~ , and Roy. E. Hill, on the Pro- Carboniferous rocks of Charnwood Forest. Par t IL 199.

Boulder-day of British Columbia, 103.

of Harris, 835; of North Uist, 846 ; of South Uist, 852 ; of Barra, 856.

G E N E R A L I N D E X . 933

Boulder-clays, Lower and Upper shelly, of Lewis, 822, 823.

Boulder-clays. shelly, of the Western Islands, 86"2.

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, 10.

Brathay flags, ibssils of, 882. - - quarry, section through, 88l. Breccia, Lower Moor, St. David's,

microscopic structure of, 145. Breecias 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 interior of, 100; superficial deposits of, 102, 117; glaciation of, 117.

Bronteus flabellifer, 590. - - (? hibernieus), 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, Prec. 31. Bute Inlet, glacial phenomena of, 99. Buthotrephis gracilis, 577.

Cadgwith, analysis of serpentine from, 771.

Cadulus gaultinus, 63. Caerbwdy valley, section through, 166. Caer-Caradoe, quartzites oi, 757. Caernarvon, microscopic structm:e of

rock from, 145. Caernarvonshire, Dr. It. Hicks on

some ])re-Cambrian (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. l~.

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.

, s p . , 591. Camborne and Redruth, Dr. C. Le

iN-eve Foster on the great fiat 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. ]~Iaw on an unconformable break at the base of the, near Llanberris, 764.

of the Upper Punjs 353. Camelford, grey rock of, 479. Camus l~hor, secLion at, in the Island

of Muck, 725. Cape Colony, Prof. Seeley on new

species of ProcoIoTho~ from the, 795.

Cape-Rawson 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. - - Productidm, adherent, Mr. R.

Etheridge, jun., on, 498. - - rocks of the Upper Punjfib, 356 ;

of the Arctic regions, 558, 560; of the Western Highlands, 684.

- - strata, relations of, at Auehy- au-Bois, 905.

Cardington Hill, quartzite of, 760. Carkeel, "greenstones" of, 490. Carn Brea, South, section of lode at,

643. Cam 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; l~abba 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.

9 3 4 OE~RAL i~])~x.

Cervus australis, 403. - cusanus, 406.

cy lindroceros, 414. et~eriarum, 410. issiodore~sis, 407. Magheroni, 404.

- - - 2~ardinensis, 409. Terrieri, 407.

- - suttonensis, 411. tetraceros, 416.

Cetacean, bones of the fore limb of a, 749.

Chabasite of contemporary formation, crystalline form 05 84.

Ch~tetes, sp., 8. Ch~etetes (? tumidus), 610. Chalk, representatives of, in the West-

ern Highlands, 733. , Lower, description of a new fish

from the, of ])over, 439. - - o f the IIebrides, Prof. T. R. Jones

on the Foraminifera and other organisms in the, 739.

Charnwood Forest, Rev. E. Hill and l~ev. T. G. Bonney on the Precar- boniferous rocks of, 199.

- - , age of the elastic rocks of, 235; age of the igneous rocks of, 237.

- - , map of, with the Nar- borough district, 226.

- - ~ , quartzites of, 200 ; slaty rocks of, 200 ; grits of, 202 ; agglomerates of, 202, 203; breccias of, 203, 206 ; pyroclastic rocks of, 204; igneous rocks of, 211 ; syenites of, 212, 213, 216; syenites of, microscopic structure of, 214, 217 ; hornblendic granite of, 218; intrusive rocks of, 220; microscopic structure of the elastic rocks of, 199; faults of, 231.

rocks, probable outliers of, 225.

Cheshire, drift of, lists of the fauna found in the, and adjoining counties, 383.

~ , Lancashire, &c., drifts of, lists of Mollusea from the, 394.

, West, Mr. W. Shone on the glacial deposits of, together with lists of the fauna found in the drift of Cheshire and adjoining counties, 383.

Chicken Itead, Lewis, section of Cam- brian conglomerate overlying Lau- rentian gneiss near, 820.

Chilcotin valley, British Columbia, glacial deposits in, 114.

Chonetes ? 635, 499.

Chonetes striatella, 595. ChonoThyllum (? magnificum ), 584. Christianite, contemporary, of Plom-

bi+res, crystalline form of, 84. Clastic rocks of Charnwood Forest,

microscopic structure of the, 199; age of the, 235.

Clay, Postmiocene, in Devonshire, 450. Clegyr-foia, section through, 166. Clife Sheileboist, South Harris, sec-

tion of till near, 836. Clough, C. T., Esq., and W. Gunn,

Esq., on the discovery of Silurian beds in Teesdale, 27.

Coal, Disco Island, analyses of, 563; in Japan, 547.

Coal-bearing group of Japan, 546. Coal-shales, Nummulitic, of the Upper

Punj's 365. Ccenograptus-beds, vertical sections of,

at Berrybush Burn, 304. Coldwel[ beds, fossils of, 882

Quarry, section through, 881. Columbia, British, Dr. G. M. Dawson

on the superficial geology of, 89. Condurrow, South, sections at, 645. Conglomerates, zeolites and asso-

ciated minerals as Secondary products in, 78.

Coniston Flags, fauna of the, 880. limestone, fauna of the, 872.

Conularia, sp., 19. Copper in Japan, 549. Corallian rocks, Mr. E. T. Newton on

a Crocodilian jaw from the, of Wey- mouth, 398.

Coral Rag, Mr. W. Keeping on Pela- nechinus, a new genus of sea-urchins from the, 924.

Corals, Mr. R. F. Tomes on the stratigraphical position of the, of the Lias of the Midland and Western counties of England and of South Wales, 179.

Cornwall, Central and Eastern, Mr. J. A. Phillips on the so-called "greenstones" of, 471.

- - , lavas of Northern, 482; alteration of granite in parts of, 647.

�9 , Dr. C. Le Neve Foster on some tin stoekworks in, 654.

Craig Michael, section through, 671. Craigmiehan Scaurs, Moffat Series of

Dobb's Linn and, vertical section showing the subdivisions of the, 250 ; sections in, 260 ; sections through the, 261-263, 300.

Creach Beinn, section through, 731. Cretaceous Dentaliid~e, Mr. J. S.

Gardner on the, 56.

GENERAL INDEX. 935

Cretaceous rocks, Arctic, 561,562 ; in the Upper Punj~tb, 362 ; of thoWest- ern Highlands, 728.

Crinoids, Arctic, 590. Crocodilia, Mr. J. W. Hulke on two

skulls from the Wealden and Pur- beck formations, indicating a new subgroup of, 377.

Crocodilian jaw, Mr. E. T. :Newton on a, from the Corallian rocks of Wey- mouth, 398.

Crocodilus, cranium of, 423. Cronkley, Silurian beds at, 28.

Scar, 32. Crosscleuch, section above, 266, 279. Crossness, well at, 902, 913. Crustacea from the calciferous sand-

stone series of Edinburgh, 4. Crustaceans, undetermined Arctic Si-

lurian, 593. Culm-measure grits and shales ex-

posed by the highroad between Tor- rin gtou and Bideford,opposite Wear Gifford, 54.

Curable Tor, dolerite and lava of, 490. ~ quarry, section exposed in,

490. Curvature, terminal, Mr. W. A. E.

Ussher on, in the south-western counties, 49.

Cwm Bach, section through, near Newgale in St. Bride's Bay, 166.

CyathophyIlum articulatum, 584. Cyclolites c~vpuliformis, 191. Cyrtoceras, sp., 608.

Daintree, R., Esq., on certain modes of occurrence of gold in Australia, 431.

Dairy, slaty agglomerate of, 476. Dan Beck, section across, 881. Dana-Bay beds, 559. DaTtinus intermedius, 440.

- - , sp., 445. Daubr6e, Prof. A., on points of simi-

larity between zeolitic and siliceous incrustations of recent formation by thermal s~)rings, and those observed in amygdaloids and other altered volcanic rocks, 73.

Davies, T., Esq., on some Precam- brian rocks in Caernarvonshire, 147.

, on a rock-specimen from the centre of the so-called porphyritic mass of Tal-y-sarn, 152.

, on the microscopic structure of some Dimetian and Pebidian rocks of Pembrokeshire, 164.

Dawkins, Prof. W. B., on the history of the Deer of the European Mio- cene and Plioeene strata, 402.

Dawson, Dr. G. M., on the superficial geology of British Columbia, 89.

Deer, Prof. W. B. Dawkins on the history of the, of the European Miocene and Pliocene strata, 402.

Dentaliid~e, subdivisions of, 56. -, Cretaceous, Mr. J. S. Gardner

on the, 56. Dentalium acuminatum, 62.

alatum, 60. ~lindricum, 61. decussatum, 58. divisiense, 60. Jeffreysi, 61.

- - medium, 59. Deposits overlying glaciated rocks,

Victoria, Vancouver Island, 96. �9 ., superficial, of Gibraltar, proba-

ble succession of events during the accumulation of, 530.

De Rance, C.E., Esq., and Capt. H. W. Feilden on the geology of the coasts of the Arctic lands visited by the late British Expedition under Capt. Sir George Nares, K.G.B., 556..

Devon, Pleistocene deposits of, Mr. W. A. E. Ussher on the chronological value of the, 449.

Devonian Arctic fossils, 632. rocks, discovery of, in Meux's

boring, 904. - slate between Houghton and

High Week, :Newton Abbot, 54. Devonians of the Arctic regions, 557,

559. Devonshire, possible glaciation of,

.50. Diallage, analysis of, from an Ayr-

shire gabbro, 779. Dicroceros elegans, 403. Dimetian, dyke and band in, east of

Porthlisky, St. David's, microscopic structure of, 144.

Dimetian and Pebidian rocks, Dr. H. Hicks on some, in Caernarvonshire, 147.

Dimetian and Pebidian rocks of Pem- brokeshire, Dr. H. Hicks on the, 153.

Dimetian rocks of Pembrokeshire, 153 ; microscopic structure of, 155, 164.

" Dioritic" rocks of Ayrshire, 772. 1)iscina nitida, 10. Disco Island, analysis of coal from,

563. Dobb's Linn, typical section at, 247;

Moffat series of, and Craigmichan Scaurs, vertical section showingthe subdivisions of the, 250 ; Lower Hartfell shale at, vertical section of,

936 GENERAL INDEX.

309; Upper Hartfell shale at, vertical section of, 315 ; Birkhill shale at, vertical section of, 319-322.

Dolerite, two intrusive sheets of, Se- condary strata of Inferior-Oolite age entangled between, at Garavei- lan, Shiant Isles, 677.

Dover, Lower Chalk of, Mr. E. T. Newton on a new fish from the, 439.

Drift, in the neighbourhood of the Falls of St. Anthony, Mississippi basin, 886.

, modified, of British Columbia, 105.

, unstratified, of British Colum- bia, 103.

Drifts, lists of Mollusea of, in Lanca- shire, Cheshire, &c., 394.

Duart Bay, Poikilitic rocks of, 69~. Duncan, Prof. P. Martin (President),

Address on presenting the Wollas- ton Gold Medal to Dr. Thomas Wright, Prec. :~7; Address on pro- ~nt ing the balance of the proceeds of the Wollaston Donation Fund to Mr. W. J. Sollas, z$; Address on handing the Murchison Medal to Mr. Warington W. Smyth, for transmission to Dr. H. B. Geinitz, ~9; Address on handing the balance of the proceeds of the Murchison Geo- logical Fund to Mr. Henry Hicks for transmission to Mr. C. Lapworth, 3o; Address on handing the Lyell Medal to Mr. J. W. Hulke for transmission to Mr. Gee, j r Busk, :V; Address on handing the balance of the proceeds of the Lyell Fund to Dr. Oldham for transmission to Dr. W. Waagen, 33; Anniversary Ad- dress, February 15, 1878 : Obituary _hrot/ces of Deceased Fellows :--Sir Henry James, 34 ; Dr. James Bryce, 35; Mr. John Leckenby, $5; Dr. J. S. Bowerbank, 36 ; Mr. W. Har- ris, 37; Mr. Edward Wood, 35. Address on theinfluence of advanced morphological and zoological in- vestigations upon palmontogical knowledge, 35-7z.

Dun Can, section through, 671. "Dunstones" of Northern Cornwall,

482. of South-eastern Cornwall, 492.

Duporth, eruptive rock at, 473; analysis of, 474.

Dyke in Dimetian, east of Porthlisky, St. David's, microscopic structure of, 144.

Dykes in Charnwood Forest, 221. in Teesdale, 29, 30.

, basaltic, of the Ayrshire coast, 782.

Earl's Ilill, section through, 279. :Earth's axis of figure, Rev. g. F.

Twisden on possible displacements of the, produced by elevations and depressions of her surface, 35.

Echinodermata, Arctic, 5,00. Edinburgh neighbourhood, M:r. R.

Etheridge, jun., on our present knowledge of the Invertebrate fauna of the Lower Carboniferous or calciferous sandstone series of the, especially of that division known as the Wardie shales, and on the first appearance of certain species in these beds, 1.

~Eigg, Great Estuarine series of, 723, 724 ; Oxford clay in, 726, 727.

Eldinhope Burn, section in, 282 ; zone of Monograptus spinigerus at, 325.

Elephas antiquus, tooth of, from near Tangier, 514.

Encrinurus lmvis, 592. Enderby, pit south of, diagram of

"unction of syenite and slate in, 227. EJntalis Mey~i, 62. Enys, J. D., on sand-worn stones from

New Zealand, 86. Eocene Clay of Sheppey, Prof. Owen

on Argillornis longipennis, Ow., a large bird of flight from the, 124.

Erratics in the Upper Pun.i'hb , 371; of Harris, 838 ; of North Uist, 847 ; of South Uist, 852 ; of Barra, 857.

Esquimalt, coast section between Vic- toria and, 94.

Estuarine conditions prevalent throughout the Mesozoic series in the Western Highlands, 680.

deposits of the Lower Oolite in the Western Highlands, 719, 720, 722.

series of the Oolites in the West- ern Highlands, 722.

Etheridge, R., Esq., on the Pakeon- tology of the Coasts of the Arctic lands visited by the late British expedition under Capt. Sir George Nares, K.C.B., 568.

Etheridge, R., jun., Esq., on our present knowledge of the Inver- tebrate fauna of the Lower Car- boniferous or Calciferous Sandstone series of the Edinburgh neighbourhood, especially of that division known as the Wardie Shales,

GENERAL INDEX. 937

and on the first appearance of certain species in these beds, 1.

Etheridge, R., jun., Esq., on adherent Carboniferous Produetid:e, 498.

Ettrick and Glenkfln, black band of, 282.

E u ropean Miocene and Pliocene strata, Prof. W. B. Dawkins on the history of the deer of the, 402.

Fala Grain, generalized section across, 268.

Fall Law, section through, 276-279. Falls of St. Anthony, Mr. N. H. Win-

chell on the recession of the, 886. Faults of the Charnwood Forest re-

gion, 231. - - , action of, in preserving Second-

ary rocks of the Western Highlands, 672.

Fauna, Mr. Etheridge, R. jun., on our present knowledge of the In- vertebrate, of the Lower Carboni- ferous or Calciferous Sandstone series 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.

- - , list of the, found in the drift of Cheshire and adjoining counties, 383.

Favistella Franklini, 586. - - reticulata, 586. Favosites alveolaris, 580.

gothlandicus, 579. , sp . , 5 8 l .

Feilden, Capt. I~. W., Prof. Heer on fossil plants discovered in Grinnell Land by, 66.

, and C. E. de Ranee, Esq., on the geology of the coasts of the Arctic Lands visited by the late British Expedition under Capt. Sir George Nares, K.C.B., 556.

Feilden Peninsula, section through, to Cape Joseph Henry, 559.

Fenestella arctica, 618. - - , sp., 619, 620. Fiaelachan, section through, 671. Finemstle Road, l~orth Harris, sectiorLs

of till, 837, 840. F in lay~n Point, Victoria, Vancouver

Island, ice-grooved rocks at, 93. Fish, Mr. E. T. ~ewton on a new,

from the Lower Chalk of Dover, 439.

Flodeidh, 858. Foraminifel~, on some, from Pleisto-

cene beds in Isehia, by M. E. Vanden Q. J . G. S. No. 136.

Broeck, l~receded by sore e geological remarksDy ]~Ir. A. W. Waters, 196.

Foraminifera, list of, from the drifts of Lancashire and Cheshire, 391.

, note on the, and other organisms in the Chalk of the Itebrides, by Prof. T. R. Jones, 739.

Forests, submarine, at Air Mouth, Mr. T. M. Reade on, 447.

, submerged, on the Devonshire coast, 451,455.

Fossil plants, Prof. O. Heer on, discovered in Grinnell Land by Capt. H. W. Feilden, naturalist of the English ~orth-Polar Expedition, 66.

Fossils of the Calciferous Sandstone series of the Edinburgh district, 21.

of the Moffat series, table showing the vertical distribution of the, 328.

Foster, Dr. C. Le l~ove, on the great flat lode of Redruth and Camborne, and on some other tin-deposits formed by the alteration of granite, 640.

~ , on some tin stockworks in Corn- wall, 654.

Friddodd, section through, 139.

Gabbros of the Ayrshire coast, 777. Garaveilan, Shiant Isles, Secondary

strat~ of Inferior-Oolite age entangled between two intrusive sheets of dolerite at, 677.

Gardner, ,.L S., Esq., on the Cretaceous Dentaliidm, 56.

Garple Linn, section through, 290. Garrabost, Lewis, section at brickworks,

827. Gasteropoda from the Calciferous

Sandstone series of Edinburgh, 17; from the Wardie shales, 18.

Gault fossils obtained from Meux's boring, 917.

Geikie, Dr. James, on the glacial phenomena of the Long Island, or Outer Hebrides, 819.

, and Prof. A. C. Ramsay ell the geology of Gibraltar, 505.

Geinitz, Dr. H. B., award of the Mur- chison Medal to, Prec. ~.9.

Genera, extension of duration of, evi- denced by results of Meux's boring, 919.

Geography, physical, of British Co- lumbia, 89.

Georgia, Strait of, glaciation of, 99. Geyser, section through the, of Roto-

M~hs 175; plan of the, and terrace of Roto-M~h~ms 176.

3 R

938 GE_N~RAL rlqD]~X.

Gibraltar, Prof. A. C. Ramsay and Dr. J. Geikie on the geology of, 505.

, physical description of, 506; sections across the rock of, 510.

Gilmerton Limestone, 1. Glacial deposits, Arctic, 563. - - ~ of West Cheshire, Mr. W.

Shone on the, together with lists of the fauna found in the drift of Cheshire and adjoining counties, 383

- - phenomena in the South-western Counties, 50.

of the Long Island or Outer Hebrides, Dr. James Geikie on the, 819.

Glaciated rocks, deposits overlying, Victoria, Vancouver Island, 96.

Glaciation of British Columbia, 117; of Harris, 830 ; of 1%rth Uist, 845 ; of South Uist, 849 ; of Barra, 855.

, local, in South Uist, 853. , primary or general, of the Long

Island, 860. Glaciers, local, of the Western Islands,

864. Glengaber Burn, section of Boar

Church, 297. Glenkiln Burn, sections through, 286,

287. . shales, 301.

and Ettrick, black band of, 282. Glyn Docherty, section across top of,

812. Laggan, section across, 812, 814.

Godfrey, J. G. H.,Esq. ,on the geology of Japan, 542.

Gold, occurrence of, in Persia, Prec . I ; in Japan, 552.

L , Mr. R. Daintree on certain modes of occurrence of, in Australia, 431.

Goniopholis, 422. - - crassidens, 377. Glazebrook Moss, Lancashire, Mr. T.

Mellard Reade on a section through, 808.

Orafton, section in Lower Lias at, 184. Granite, hornblendic, of Charnwood

:Forest, 218. , Dr. C. Lo Neve Foster on some

tin-deposits formed by th e alteration of, and on the great flat lode of Redruth and Camborne, 640.

Gravels, preglacial, of British Co- lumbia, 102.

- - of Devonshire, 449, 450, 452. Great flat lode of Redruth and Cam-

borne, Dr. C. Le Neve :Foster on the, 640; probable origin of the, 647 ; output of tin from the, 652.

Greensand, Lower, fossils of, obtained from Meux's boring, 918.

, Upper, of the Western High- lands, 730.

, fossils of, obtained from -, Meux's boring, 917.

Greenstoues, Mr. J. A. Phillips on the so-called, of Central and Eastern Cornwall, 471.

Orianamal, 858. Gribun, Isle' of Mull, Poikilitic beds

of, 694 ; generalized section at, 731 ; Upper Greensand of, 732; altered Chalk of, 733.

Grinnell Land, Car~niferous Lime- stone of, 560.

- - ~ , Prof. t teer on fossil plants discovered in, byCapt.H.W.Feilden, 66.

Grits of Charnwood :Forest, 202. - - - - a n d shales, culm-measure, ex-

posed by the high road between Torrington and Bideford, opposite Wear Gifford, 54.

Oruinard Bay, Polkilitic series of, section illustrating the relations of the, to the underlying Torridon Sand- stone, 6 7 1 .

- , Poikflitic rocks of, 689. Gunn, W., Esq., and C. T. Clough, Esq.,

on the discovery of Silurian beds in Teesdale, 27.

Hallaig, section through Moor of, 671.

Halysites catenulatus, 582. , var. Fe i lden i , 582. , var. H a r t i , 583.

Hardinghem Coal'field, 907. "Hardpan ," grey and red, of the

Mississippi basin, 886. Harris, physical features of, 828;

glaciation of, 830; roches mouton- n~es in, 831; geological structure of, 829; till or Boulder-clay in, 835 ; erratics in, 838 ; moraines and morainic d~bris in, 839; origin of erratics and moraines in, 840 ; freshwater-lakes and sea-lochs of, 842.

, sections of till in, 836, 837, 840 ; islands in the Sound of, 844.

Hartfell exposure, general section through the, 293.

----- Score, section through the upper end of, 295.

- - - - Spa, section through, 300. shales, 306. shale, lower, vertical section of,

at Dobb's Linn, 309. - - - - shale, upper, vertical section of,

at Dobb's Linn, 315.

G~F, aXL I~D~X. 939

Hatt, slaty "greenstone" of, 489. Head, of Devonshire and Cornwall,

52, 452, 454, 455. Hebrides, Prof. T. R. Jones on the

Foraminifera and other organisms in the Chalk of the, 739.

Heer, Prof. O., on fossil plants discovered in Grinnell Land by Capt, 1:[. W. Feilden, 66.

Helicotoma ~V~iresii, 602. Heliolites megastomus, 581. Helix nemoralis, cavities formed in

limestone by, 52. Helm Knot, fossils of beds on the

north side of, 883. Hendra Chapel, "greenstone" of,

481. Hicks, Dr. YI., on some Pro-Cambrian

(Dimetian and Pebidian) rocks in Caernarvonshire, with a note by ~Ir. T. Davies, 147. �9 , on the Dimetian and Pebidian

rocks of Pembrokeshire, with an appendix by Mr. T. Davies, 153.

, on the metamorphic and overlying rocks in the neighbourhood of Loeh Maree, Ross-shire, 811.

Highlands, Ptioeene date of surface- i~atures of the, 669.

High Week, Houghton, and Newton Abbot, Devonian slate between, 54.

Hill, Rev. E., and Roy. T. G. Bonney on the precarboniferous rocks of Charnwood Forest : Part ii., 199.

Hog-House Beck, section across, 881. Hollybush sandstone, section of, at

the north-east end of Little Caradoc, 758.

Holopella, Arctic, 602. Horimui group of Japan, 546. Hornblendie granite of Charnwood

Forest, 218. Houghton, Devonian slate between,

and High Week, Newton Abbot, 54. Hughes, Prof. T. M'K., on the Pre-

Cambrian rocks of Bangor, with a note on the microscopic structure of some Welsh rocks by Prof. T. G. Bonney, 137.

Hulke, J. W., Esq., on two skulls from the Wealden and Purbeek formations indicating a new subgroup of Croeodilia, 377.

~ , on an os articulate, presumably that of Iguanodon Mantelli, 744.

Huronians of Arctic regions, 556.

Ieefoot, 565. Ice-grooved rocks at Finlayson Point,

u ~anconver Island, 93. Iguanodo~ Mantelli, Mr. J. W. Hulke

on an os articulate, presumably that of, 744.

Igneous rocks of Charnwood Forest, 211 ; age of the, 237.

, fragments of, in the Trias of South Devon, 467.

. . . . of the Ayrshire coast, Rev. T. G. Bonney on the, 769.

II-ga-ehuz mountain, view of, from the south-east, 109.

Inch Kenneth, Poikilitic beds of, 694.

, sketch taken near Beg's Cave, on the southern shore of Loch- na-Keal, opposite, 695.

, Upper Greensand of, 732. Inferior Oolite of the Western Is-

lands, 719. Infralias in the Western Highlands,

680, 690. Interglacial beds of Lewis, 823.

of the Western Islands, 862.

Intrusive rocks of Charnwood Forest, 220.

Invertebrate fauna, Mr. R. Ethe- ridge, Junr., on our present knowledge of the, of the Lower Carbo- niferous or Calciferous Sandstone series of the Edinburgh neighbourhood, especially oi that division know~ as the W ardie Shales ; and on the first appearance of certain species in these beds, 1.

Iron in Japan, 552. Isastrma Stricklandi, 185.

Tomesi, 184. Ischia, l~Ir. E. Vanden Broeek on

some Foraminifera from Pleistocene beds in, preceded by some geological remarks by Mr. A. W. Waters, 196.

Japan, Mr. J. G. H. Godfrey on the geology of, 542.

- - , map of, 543. Jones, Prof. T. R., on the Foramini-

fera and other organisms in the chalk of the Hebrides, 739.

Joseph Hem'y, Cape, section through t~eilden peninsula to, 559.

Judd, Prof. J. W., on the Secondary rocks of Scotland. Third paper. The strata of the western coast and islands, 660.

Jurassic rocks in the Upper Punj'~b, 360; of the Arctic regions, 560; of the Western Highlands, 695.

Kamaikotau group of Japan, 546. Kaolin in Japan, 555.

940 GE~N~RAL INDEX.

Karatsu, coal-formation at, 549. Keeping, Walter, Esq., on Pelane-

chinas, a new genus of sea-urchins from the Coral Rag, 924.

Kentish Town and Oxford Street, probable section between, 910.

Laeertian, bones of the fore limb of a, 749.

Lake-district, Mr. J . Clifton Ward on the physical history of the English, with notes on the possible subdivision of the Skiddaw Slates (Abstract), Prec. 79-

, Mr. J. E. Mar t on some well- defined life-zones in the lower part of the Silurian of the, 871.

Lakes and sea-lochs of Harris, 842; of Nor th Uist, 848 ; of South Uist, 853.

Lamellibranehiata from the Calci- ferous Sandstone series of :Edin- burgh, 5 ; from the Wardie Shales, 11; remarks on the absence of, in Arctic Silurian and Carboniferous, 598.

Lancashire, Mr. T. Mellard Reade, on a section through Glazebrook Moss, 808.

, Cheshire, &c., drifts of, list of Molluscs from the, 394.

Landrake, trap of, 489. Lapworth, G., :Esq., award of the

Murchison Fund to, Prec. 30. , on the Moffat series, 240.

Latterbarrow, section from l~ull Beck to north side of, 88l.

Lavas of Northern Cornwall, 482. Lawrence Hill, section across, 756, Lead in Japan, 554. Lendalfoot, intrusive dykes in ser-

pentine near, 782; "d ior i t ic" rocks of, 772.

Lewis, section of Cambrian conglo- merateoverlying Laurentian gneiss near Chicken Head, 820; geological structure of, 820; glaciation of of hilly districts in, 821; shelly boulder-clays of, 822, 823; interglacial beds of, 823; shelly brick- clay of, 826.

Lias of the midland and western counties of England and of South Wales, on the, stratigraphieal position of the corals of the, by Mr. R. F. Tomes, t79.

, Lower, of the Western High- lands, 710.

~ , Middle-, strata, junction of Tor- ridon Sandstone and, as seen in the island of Scalps, 673.

Lias, Middle, in the Western High- lands, 710 ; subdivisions of, 710, 711.

�9 , Upper, of the Western High- lands, 717.

Liassie strata, plan and section to illustrate the relation of the patch of, at Applecross, 672.

Life-zones in the lower par t of the Silurian of the Lake-district, Mr. J. E. Mart on some, 871.

Limestone-agglomerates of Gibraltar, 515, 526; mode of formation of, 534.

Lingeidh, 858. Lingula mytiloides, 10.

squamiformis, 10. Lithostrotion junceum, 610. Littorina scoto-burdi#alensis, 18. Llanberris, Mr. G. Maw on an uncon-

formable break at the base of the Cambrian rocks near, 764.

Llanddeiniolen, Caernarvon, microscopic structure of rocks from, 145.

Llanhowel, section through, 166. Llyn Padarn, 149. Llysmeirion, Caernarvon, microscopic

structure of rocks from, 145. Loeh Aline, Lower Lias of the shores

of, 708, 709; Upper Greensand near, 732 ; strata representing Chalk at, 733.

Arienas, Poikflitic rocks of, 693 ; strata representing Chalk at, 733.

~ - Maree, Ross-shire, Dr. Hicks on the metamorphic and overlying rocks in t h e neighbourhood of, 811.

~ , sec~don f rom the north side of, to Ben Fyn, 812.

Loch na Keal, sketch taken near Beg's Cave on the southern shore of, 695.

Lochs of Harris, 842 ; of North Uist, 848 ; of South Uist, 853.

Lode at Wheal Uny, section showing the, 641,642 ; at South Cam Brea, section of, 643; plan of, at Lovell Mine, 650 ; definition of the term, 651.

London, probable section from the North Downs to, 910.

Long Island, or Outer Hebrides, Dr. James Geikie on the glacial phenomena of the, 817. ,, .; general remarks on the physical features of the, 859.

Love[[ Mine, section at, 649; plan of lode at, 650.

Lower Greensand, probable range of, under London, 902.

G E N E R A L I N D ] ~ X . 941

Lower Lias, sections in, at Binton, 182 ; at Street, 183 ; at Grafton, 184.

Luxeuil, zeolitic minerals produced by thermal springs at, 73.

Lyell Medal, award of the, to Mr. George Busk, Prec. 3 I.

Fund, award of the, to Dr. W. Waagen, 1)roc. 3 3"

Maclurea Logani, 606. magna, 605.

Magnesian Sandstone group of the Upper Punjab, 355.

Maoldomhumich, glaciation of, 858. Map of Charnwood Forest, with the

Marlborough district, 226. of Japan, 543. showing the position of Silurian

beds in Teesdale, 28. Marr, J. E., :Esq., on some well-

defined life-zones in the lower part of the Silurian of the Lake- district, 871.

Maw, G., :Esq., on an unconformable break at the base of the Cambrian rocks near Llanberris, 764.

Meal-a-Core, section through, 671. Meal-na-Mealan, section through, 671. Meggat, basin of the, 297. Menai Straits, section through, 139. Met de glace of the Western Islands,

861. Mercury in Japan, 555. Meristella tumida, 597. Merrifield, " greenstone" of, 488. Mesozoic rocks of the Upper Punihb,

358; of theWestern H(g-hlands, 680~ Metamorphic rocks of Japan, 546 ; of

the neighbourhood of Loch Maree, Ross-shire, Dr. Hicks on the, 811.

Meux & Co.'s artesian well, Profi Prestwich on, 902; Mr. C. Moore on, 914.

Michell mine, 654. Mieroconchus carbonarius, 3. Microscopic characters of Cornish

"greenstones" &c. from the Sanc- tuary Quarry, near St. Austell, 472 ; from St. Minver, 478; from Slade's Bridge, 478 ; from Camelford, 480 ; from Trenewth, 481 ; from Hendra Chapel, 481; from Bokelly, 484; from Treglynn Common, 484 ; from Trewint, 485 ; from St. Cleer Down, 488; from Merrifield, 488; from Balstone Down, 489 ; from Smeaton Quarry, 489 ; from Hatt, 489 ; from near Saltash, 491; from Wearde, 492.

~ of dioritic rocks from Len-

dalfoot, Ayrshire, 772; of serpentines of the Ayrshire coast, 776, 777 ; of Ayrshire gabbros, 779 ; of Ayrshire porphyrites, 781; of some Welsh rocks, 144, 152.

Midland and Western Counties of :England and of South Wales, Mr. R. F. Tomes on the stratigraphical position of the corals of the Lias of the, 179.

Mieke, coal-formation'at, ~49. Minear Downs, 656. Mineral vein, definition' of the term,

651. Minerals, useful, of Japan, 547. Miocene and Pliocene strata, Euro-

p ean, Mr. W. B. Dawkins on the istory of the deer of the, 402.

rocks, Arctic, 562. Miuleidh, glaciation of, 859. Moel Tryfaen, 147. Moffatdale, section through, 300. Moffat district, general characters of

the strata in, 343; general section through the, 300.

series, Mr. C. Lapworth on the, 240; fossils of the, table showing the vertical distribution of the, 325; subdivisions of the, vertical section showing the, of Dobb's Linn and Craigmiehan Scaurs, 25O.

water, basin of the, 298. Mollusea, list of, from the drifts of

Lancashire, Cheshire, &e., 394. Monkcy's Cave Battery, Gibraltar,

section at, 529. Road, Gibraltar, section

from near Windmill-Hill Barracks to the sea near, 527.

MonograT/~us convolutus, vat. CoTpin- geri, 577.

spini~erus, section of zone of, at Eldinnope Burn, 325.

Montlivaltia excavata, 192. foliacea, 191.

- - mucronata, 188. TaP~jracea, 193. patula, 186.

- - - - rh~tica, 180. - - rugosa, 187.

Ruperti, 186. - ? tz&erculaea, 192, 194.

- - - - Victorim, 189. Moore, Charles, :Esq., on the pal~eon-

tology and some of the physical conditions of the Meux-welt deposits, 914.

Moory Syke, section at the head of, 270, 279.

Moraines in British Colnmbi,% 112.

942 GENITAL INDBX.

Moraines of Harris, 839 ; their origin, 840; of South Uist, 852; on the Nechaoco river, 109.

Morvern, Poikilitic rocks of, 693; Upper Greensand of, 732; Lower Lias of, 708; strata representing Chalk in, 733.

Mosasaur, bones of the fore limb of a, 749.

Mosasauridce, on the affinities of the, as exemplified in the bony structure of the lore fin, 748.

Mount-Benger Burn, section in, 280.

Mount Sorrel, granite of, 219. Muck, great estuarine series in, 725;

section at Camus Mhor in the island of, 725.

Muckra Burn, section in, 266. Mulberry Mine, veins in, 655; sec-

tional view of, 656. Mull, Upper Greensand in, 730;

Middle Lias of, 712, 715, 716; Lower Lias in, 709, 710; generalized section of the strata exposed at Carsaig, on the south shore of, 731 ; generalized section at Gribun in, 731.

, Sound of, section exposed at the Innimore of Ardtornish, on the, 673.

Murchison Medal, award of the, to Dr. H. B. Geinitz, Prec. 2 9.

- - Fund, award of the, to Mr. C. Lapworth, Prec. 3o.

Murehi~nia la~ifasciata, 600. striatula, 19.

- - s p . , 601. Myalina crassa, 13. - - sublamellosa, 14.

Narborough district, outliers of Charn- wood-Fores~ rocks in, 225 ; map of Charnwood Forest and the, 226.

Na-tal-kuz Lake, outlet of, moraines on the Nechacco river near, 109.

_hTautilus carinif erus, 20. - - - - sp., 20. Neehaceo, Lower, section on the, 106 ;

moraines on the, 109 ; glacial deposits in the valley of the, 115.

Newton, E. T., Esq., on a eroeodilian jaw from the eorallian rocks of Weymouth, 398.

- - - - , on a new fish from the Lower Chalk of Dover, 439.

, on Saurocelohalus, and on the species which have been referred to that genus, 784.

Newton Abbot, Houghton, and High Wick, Devonian slate between, 54.

Newton cutting, section in the, of the

Chester and West-Cheshire Junction Railway, 384.

New Zealand, Mr. J. D. Enys on sand- worn stones from, 86.

Nieola valley, British Columbia, drifts of, 113.

North Bay, Barra, plan of basalt veins intersecting gneiss near, 855.

Downs, probable section from the, to London, 910.

Uist, physical features of, 844 ; geological structure of, 845 ; glaciation of, 845; till or boulder-clay of, 846; erraties of, 847; freshwater lakes and sea-lochs of, 848.

_~uculana Sharmani, 15. Nummulitic rocks of the Upper Pun-

j'~b, 363.

Ogden Point, section west of, Victoria, 94.

Oolite, inferior, strata of, entangled between two intrusive sheets of dolerite at Garaveilan, Shiant Isles, 677.

- - , lower, of the Western High- lands, 719.

Oran, zeolitic minerals ~roduced by thermal springs near, d3.

Orthis ?, 635. Orthoceras, sp., 21.

imbricatum, 607. - - nummularium, 608. Ostraeoda, list of, from the drifts of

Lancashire and Cheshire, 392. Outer Hebrides, Dr. James Oeikie on

the glacial phenomena of the, 819. Outliers, probable, of Charnwood-

Forest rocks, 225. Owen, Prof. R., on Argillornis longi-

Tennis, Ow., a large bird of flight from the Eocene clay of Sheppey, 124.

, on the influence of the advent of a higher form of life in modifying the structure of an older and lower form, 421.

, on the affinities of ,the Mosasau- r/d~, Oervais, as exemplified in the bony structure of the fore fin, 748.

Oxford Clay of the Western ti igh- lands, 726.

Street and Kentish Town, probable section between, 910.

Pabba, Middle Lias of, 714. series a subdivision of the Middle

L i a s , 70. Pal~eontology of the coasts of the

Arctic lands visited by the late British expedition under Capt. Sir

O E N E B A L I N D E X . 9 4 3

George Nares, K.C.B., Mr. R. Ethe- ridge on the, 568.

Pal~eontology of the Meux-well deposits, Mr. Charles Moore on the, 914.

Palaeozoic rocks of the Upper Punj's 352.

, probable range of, under London, 902.

Pandora typica, 18. Papeidh, glaciation of, 858. Peach, C. W., Esq., on the circinate

vernation, fructification, and varieties of SThenoTteris a~nis, and on StaphyloTteris (?)_Peachii of Ethe- ridge and Balfour, a genus of plants new to British rocks, 131.

Pebidian and Dimetian rocks, Dr. H. Hicks on some, in Caernarvonshire, 147.

- - , Dr. H. Hicks on the, of Pembrokeshire, 153.

Pebidian rocks of Pembrokeshire, 156 ; minute structure of, 165.

t)elanechinus, Mr. W. Keeping on, a new genus of sea-urchins from the Coral Rag, 924.

corallinus, 929. Pelecypoda from the Calciferous Sand-

stone series of Edinburgh, 5 ; from the Wardie Shales, 11.

Pembrokeshire, Dr. H. Hicks on the Dimetian and Pebidian rocks of, 153.

Pe~tamerus CoTpi~geri , 594. sp., 595.

Pentire Point, blue elvan of, 477; amygdaloidal lava from, 483 ; analysis of, 482.

Pen-y-groes, 148. Persia, occurrence of a vein of gold in,

.P?'oc. I . Petroleum in Japan, 554. Phacops macroura, 884.

mucronatus, 884. obtusieaudatus, 885. sp., 884.

Phillips, J. A., Esq., on the so-called "Greenstones" of Central and Eastern Cornwall, 471.

Phyllopora, sp., 627. Pinbain Hill, Ayrshire, porphyrite of,

780. Plan of basalt veins intersecting gneiss

near North Bay, island of Barra, 855. - - - - o f the Falls of St. Anthony,

showing their recession from 1680 to 1856, 897.

Plants, fossil, Prof.Heer on, discovered in Grinnell Land by Capt. H. W. Feilden, 66.

Platyceras naticoides, 603.

Pleistocene beds, M. E. Yanden Broeek on some Foraminifera from, in Ischia (preceded by some geological remarks by A. W. Waters, Esq.), 196.

- - - - deposits, Mr. W. A. E. Ussher on the chronological value of the, of Devon, 449.

Plesiosaur, bones of the fore limb of a, 749.

_Pleurotomaria monilifera, 18. Pliocene and Miocene strata, Prof. W.

Boyd Dawkins on the history of the deer of the European, 402.

Plombi+res, zeolitie minerals produced by thermal springs at, 73.

Poikilitic beds, section of, at Ru-Geur, near the southern extremity of Sleat, Skye, 692.

- - - - rocks of the Western Highlands, 686.

series, section illustrating the relations of the, of Gruinard Bay, to the underlying Torridon sandstone, 671.

_Pol~/pora biarmica, 622. �9 grandis, 621. - megastoma, 621.

- - - - sp., 623. Polyzoa, bibliography of Arctic, 611. - - - - f r o m the Calciferous-Sandstone

series of Edinburgh, 5. Pope's Mill, "greenstone" of, 488. Porphyrites of the Ayrshire coast,

780. Porphyritic fragments in the Trlas of

South Devon, 461. mass of Tal-y-sarn, microscopic

structure of, 152. m _ _ rocks of Charnwood Forest, 205,

207. Port Isaac, lava from, 483; analysis

of, 482. Port of Ness, cliff-sections at, 825. Porthlisky, east of St. David's, micro-

scopic structure of dyke in, 144. Porth-y-rhaw. section through, 166. Postglacialsubmergence of the Western

Islands, 865. Posttertiary deposits of the Upper

Punj'3b, 370. Pote~crinus crassus, portion of stem

of, 499. Pounder, "greenstone" of, 489. Pre-Cambrian rocks, Prof . T. M'K.

Hughes on the, of Bangor, 137.

- - , Dr. H. Hicks on some (Dimetian and Pebidian), in Caer- natron shire, 147.

Pre-Carboniferous rocks o f C h a r n w o o d

944 G E N E R A L I N D E X .

Forest, Rev. E. Hill and Rev. T. G. Bonney on the, 199.

Preglaeial gravels of British Columbia, 102.

Prestwich, Prof. J., on the section of Messrs. Meux & Co.'s artesian well in the Tottenham Court Road, with notices of the well at Crossness and of another at Shoreham, Kent, and on the probable range of the Lower Greensand and Paheozoic rocks under London, 902.

Prince's Lines, Gibraltar, section at, 527.

ProcoloTho~, Prof. Seelev on new species of, and on the affinities of the genus, 795.

cuneiceTs, 797. - - Griersoni, 795.

laticeps, 799. Productidm, Carboniferous, Mr. R.

Etheridge, gun., on adherent, 498. Productus comTlectens , 498. Productus (? eostatus or mesolobus),

635. - - costatus, 631. - - ilmbriatus, 630.

mesolobus, 630. punctatus (?), 630. semireticulatus, 629.

- - Weyprechti, 631. Productus or Chonetes, figure of, 499. Pro~tus, sp., 592. Pteropoda from the Wardie Shales,

19. Pull Beck, section from, to nor th side

of Latterbarrow, 881. Punjhb, Upper, Mr. A. B. Wynne on

the physical geology of the, 347. Purbeck and Wealden formations,

Mr. J. W. Hulke on two skulls from the, indicating a new subgroup of Croeodilia, 377.

Pyroelastic rocks of Charnwood Forest, 204.

Quartzites of Charnwood Forest, 200. of Shropshire, Mr.C. Callaway on

the, 754; relations of, to associat~l rocks, 760; age of the, 761 ; fauna of the, 762.

Quicksilver in Japan, 555. Quorndon district, hornblendic granite

of the, 218.

Raasay, Infralias of, 699 ; Lower Lias of, 705; Lower Oolite of, 720; Poikilitic beds of, 690 ; Middle Lias in, 712, 713 ; Great Estuarine series in, 724.

Raised beaches in Gibraltar, 521.

Ramipora Hochstetteri, 627. Ramsay, Prof. A. 0., and Dr. J.

Geikie on the geology of Gibraltar, 505.

Ramsey Sound, section from, to St. David's, 166.

Rastrites maximus, zone of, at Thirl- stane Score, 326.

Reade, T. M., ]~sq., on the submarine forest at Alt Mouth, 447 ; on a section through Glazebrook Moss, Lancashire, 808.

Receptaculites aretieus, 576. occidentalis, 577.

Recession of the Falls of St. Anthony, Mr. N. H. WincheU on the, 886.

Redruth and Camborne, Dr. C. Le 1%re Foster on the great flat lode of, and on some tin-deposits formed by the alteration of granite, 640.

Rhaphistoma mquale, 601. Rhosson, section through, 166. Rhynchonella nucula, 595. - - pleurodon, 632. Riskinhope Burn, generalized section

at, 273. River-gravels of Devonshire, 450, 453. Roches moutonn6es in Harris, 831;

in South Uist, 850. Rock-polishing and striation in the

interior of British Columbia, 100. Rock-salt, its mode of occurrence in

Upper Punjgtb, 354, 365. Rocks of Charnwood Forest, elastic,

microscopic structure of the, 199 ; age of the, 235 ; pyroclastic, 204 ; igneous, 211 ; age of the, 237 ; slaty, of Charnwood forest, 200 ; forming the promontory of Gibraltar, 507.

Roman brickwork, zeolites formed in, by the action of the thermal waters, 73.

Ross-shire, Dr. Hicks on the metamorphic and overlying rocks in the neighbourhood of Loch Maree, 811.

Roto-M~hs Rev. R. Abbay on the building-up of the white Sinter terraces of, 170.

, Sinter basins at, section of, 171 ; geyser-basin and terrace of, plan of the, 176.

Roundswel], clays of, 51. Ru-Gear, section of Poikilitic beds at,

near the southern extremity of Sleat, Skye, 692.

St. Anthony, Mr. N. H. Winchell on the recession of the Falls of, 886.

plan of the Falls of, showing their recession, 897.

G ENER.r L INDEX. 945

St. Austell, "greenstone" of Sanc- tuary Quarry, 471.

St. Cleer Down, blue elvans of, 486. St. Clether, dolerito off 48l. St. David's, microscopic structure of

rocks tu near, 144, 145; section from Ramsey Sound to, 166.

St. Mabyn, slaty "greenstone" of, 479.

St. Mary's Loch, bh~ek bands to ~he south-west of, 265; general section through the district to the south- west of, 279.

St. Minver, "grecnstone" of, 478. St. Tudy, trap near, 479. Salmon-river valley, British Co-

lumbia, glacial deposits in, 114. Salt in hot springs in Japan, 555;

mode of occurrence ot: in the Upper Punj'~b, 354, 365.

Salt Range, 356, 3~I0, 362, 363. Saltash, do]eritc near, 491. Sanctuary Quarry, "greenstone " of,

471 ; analyses of, ,t72. Sandstone, Hollybush, section of, at

the north-east end of Little Cara- dec, 758.

Sand-worn stones from :New Zealand, Mr. J. D. Enys on. 86.

Sareinula organum, 586, 587. S'mndreidh, glaciation of, 858. Saunton, granite boulder at, 51. SauroceJohalus, Mr. E . T . Newton on

the genus, 784. Seabcleuch Burn, section across the

Slunk, 278. Scaddick Tor, "greenstone" of, 485. Scalpa, island of, junction of Torridon

sandstone and Middle-Lias strata ~s seen in the, 673 ; Middle Lias in, 713.

series a subdivision of the Middle Lias, 711.

Schizodus Salteri, 16. - Scotland, Lower Silurian rocks of the

south of, 241. , Prof. J. W. Judd, on the Secon-

daryrocks eL" Third p~per. The strata of the western coast and islands, 660.

Seeondm 7 strata of Inferior-Oolite age entangled between two intrusive sheets of dolerRe at Garaveilan, Shiant Isles, 677.

Section in an orchard to the south of �9 Slapton, 54 ; of culm-measure grits

and shales exposed by the highroad between Torrii~glon and Bideford, opposite Wear Gifford, 54 ; of De- vonian slate between Houghton and High Week, :Newton Abbot, 54;

Q. J. G.S. No. 136.

coast between Victoria and Esqui- malt, 94 ; west of Ogden Point, Vic- toria, 94; through Esquimalt, 94; of deposits overlying tile glaciated rocks, Victoria, Vancouver Island, 96; on Lower Neehacco river, 106 ; near Bangor, 139 ; from Ram- sey Sound to St. David's, 166 ; from St. David's to the coast beyond Perth-y-thaw, 166 ; from Llan- howel to near Newgate, 166; of Sintcr basins at Roto-Mhh's163 171 ; through the geyser of Roto-Ms hhn~, 175; of junction of syenite and slate in pit south of Enderby, 227 ; vertical, showing the subdivisions of the ~'iofikt series of Dobb's Linn and Craigmiehan Seaurs, 250; through the Craigmiehan Seaurs, 261, 2ti3; in Silcoih Burn, 263; above Crosscleueh, 266, 279; in ~/Iuckra Burn, 267 ; generalized, acro.-s Fala Grain, 268; at Thirl- stane Score, 269, 279; at the head of Moory Syke, 270, 279; genera- liz~d, at Riskinhope Burn, 273; below Whitehope Cottage, 274, 279; sketch, in Black Grain, 275 ; sketch, through Berrybush Burn, 276, 279; across the Slunk, Scab- cleuch Burn, 278 ; general, through the district to the south-west of St. Mary's Loch, "~9 ; in Mount Benger Burn, 2,'r in Eldinhope Burn, 282; general, at Bilcraig Burn, 284; through Glenkiln Burn, 286, 287; through Ga, rple Linn, 290; general, through the ttartfcll exposure, 293; through the upper end of Hartfell score, 295; of Boar Cleuch, Glengaber Burn, 297; general, through the Moffat series, 300; vertical, of C~wgraTtus-beds at Berrybush Burn, 304; vertical, of Lower ttartfell Shale at Dobb's Linn, 309; vertieM, el" Upper Hart- fell shale at Dobb's Linn, 315; vertical, of Birkhill shales at Dobb's Linn, 319, 322; of zone of Mono- ffraptus ~Tinigerus at Eldinhope Burn, 325; of zone of Raslrite~ maximus at Thirlstane Score, 326 ; in the Newton cutting of the Ches- ter and West-Cheshire Junction :Railway, 38.4; exposed in Tumble Tot Quarry, 490; across the Rock of Gibraltar, 510 ; ofcliffnear Tan- gier, 514; from near Windmill- Hill Barracks, Gibraltar, to the sea near Monkey's Cave Road, 527; at Prince's Lines, 527 ; at Monkey's

3 s

946 G~NERh L INDEX.

Dave Battery, Gibraltar, 529 ; through Feilden Peninsala to Cape Joseph Henry, 559; showing the lode at Wheal Uny, 641,642; of lode at South Carn Brea, 643; at West Wheal Ba~sset, 644 ; at South Condurrow, 645; at Balmynheer, 648 ; at Lovell Mine, 649 ; of Mul- berry Mine, 656 ; at Carrigan Mine, Cornwall, 657 ; illustrating the relation of the Poikilitie strata of Gruinard Bay to the underlying Torridon sandstone, 671; on the east side of the island of Raaaay, 671 ; and plan to illustrate the relation of the patch of Liassic strata at Applecross, 672; showing junction of Torridon sandstone and Middle-Lias strata as seen in the island of Scalps, 673; exposed at the Innimore of Ardtornish on the Sound of Mull, 673 ; showing Se- coudary strata of Inferior Oolitic age entangled between two intrusive sheets of dolerite at Oaraveilan, Shiant Isles, 677 ; of Poikilitic beds at Ru Oeur, near the southern extremity of Sleat, Skye, 692; near Begs Cave, on the southern shore of Loch na Keat, opposite Inch Ken- neth, 695; at Camus M~nor in the Island of Muck, 725; generalized, at Gribun, Isle of Mull, 731 ; geno- ralized, of the strata exposed at Camaig, in the Isle of Mull, 731 ; across the Wrekin, 756 ; across Lawrence Hill, 756 ; of ttollybush sandstone at the north-ea~t end of Little Caradoc, 758; across Little Caradoc, 760 ; showing junction of Cambrian grits resting on lower series, 76,5; at Meax's boring, 912; at Cro~ness boring, 913 ; of Cam- brian conglomerate overlying Lau- rentian gneiss, near Chicken Head, Lewis, 820 ; of cliff south of Traigh Chrois, 824; of cliff" at mouth of Amhuinn Dhail, 825; of cliff at Port of Ness, 825; at briokworks, G'arrabost, Lewis, 827; of till, near Clife Sheileboist, South Harris, 836 ; of till, Fineastle Road, North Harris, 857; of till and morainic d6bris, Fincastle Road, 840; at Lower Footbridge, Skelgill, 878; from Pull Beck to north side of Latterbarrow, 881 ; of borings at Auehy-au-Bois, 906; across the Auehy-au Bois coalfield, ,906; probable between Kentish Town and Oxford Street, 910; diagram from

the North Downs to London, 910 ; from the north side of Loch Marco to Ben Fyn, near Auchnashoen, 812.

Seeley, Prof. II. G., on new species of Procolopho~ f.~om the Cape Colony preserved in Dr. Grierson's museum, Thornhill, Dumfriesshir% with some remarks on the atiinitiea of the genus, 797.

Selooth Burn, section through, 261, 264, 300.

Septaatrma Eveshami, 185. Serpentine of BaJhamie hill, 770.

and associated igneous rocks of the Ayrshire coast, Rev. T .G. Bonney on the, 769.

Serpentines of the Ayrshire coast, 774.

Serpulites carbonarius, 9, 611. Shale, Lower Hartfel], vertical section

of, at Dobb's Linn, 309. - - , Upper Hartfell, vertical section

of, at l)obb's Linn, 315. = , Birkhill, vertical sections of, at

Dobb's Linn, 319-322. Shales and grits, culm-measure, ex-

posed by the highroad between Torrington and Bideford, opposite Wear Gifford, 54.

Sheppey, Eocene clay of, Prof. Owen on Argilllornis longi2ennis, Ow., a large bird of flight from the, 124.

Shiant Isles, Secondary strata of Infe- rior Oolite age entangled between two intrusive sheets of dolerite at Garaveilan, 677; Lower Oolite in, 721.

Shone, W., Esq., on the glacial deposits of West Cheshire, together with lists of the fauna found in the drift of Cheshire and adjoining counties, 383.

Shoreham, Kent, well at, 902, 909. Shore-lines in British Columbia, 107. Shropshire, Mr. C. CaUaway on the

quartziles of, 754. Siliceous incrustation's, Prof. A. Dau-

br6e on a recent formation of, by thermal springs, 73.

Silurian Arctic fossils, 594. - beds, Messrs. Gunn and

Clough on the discovery of, in Teesdale, 27.

~ , Lower, of the south of Scotland, ~ I .

~ , map showing the position of, in Teesdale, 28.

~ , Mr. J. E. Marr on some well. defined life-zones in the lower part of.the, of the Lake-district, 871.

6 E N E R A L I N D E X , 947

Silurian rocks of the Upper Puuj'~b, 353.

Silurians of the Arctic regions, 557. Silver in Japan, 550. Sinter basins, section of, at Roto-

Mhh~n'~, 171. , block of,~172; deposition of the,

diagram showing mode of, 176. terraces, Rev. R. Abbay on the

building-up of the white, of Roto- Mhh'~nh, 170.

SiThoden~alium a~ne, 62. curvum, 63.

Skelgill, section at Lower Footbridge, 878.

Skye, section of Poikilitic beds at Ru Geur, near the southern extremity of Sleat, in, 692; Lower Lias in, 706; Middle Lias in, 712, 714; Lower Oolite of, 720, 721; Great Estuarine series in, 724.; Oxford Clay in, 726.

Slade's Bridge, trap of, 478. Slapton, quarry in an orchard to the

south ot, 54. Slate, Devonian, between Houghton

and High Week, Newton Abbot, 54.

, syenite and, diagram of junction of, in pit south of Enderby, 227.

Slaty rocks of Charnwood Forest, 200.

Sleat, section of Poikilitic beds at Ru Gem', near the southern extremity of, in Skye, 692.

Smeaton quarry, "greenstone" of, 489.

Sollas, W. J., Esq., award of the Wol- laston Donation Fund to, Proc. ~.8.

Solva, section through coast south of, in St. Bride's Bay, 166.

South Petherwin, blue elvan of, 486. - - - - Uist, physical features of, 848;

geological structure of, 849 ; glaciation ot, 849 ; roches moutonn6es in, 8'50 ; till or boulder-clay of, 852 ; erratics, moraines, and local glaciation of, 852; freshwater lakes and sea-lochs of, 853.

- - - Wales, Mr. R. F. Tomes on the stratigraphical position of the corals of the Lias of the midland and western counties of England and of, 179.

Wendron mine, plan of deposit at, 651.

South-western counties, Mr. W. A. E. Ussher on terminal curvature in the, 49.

Spain, geology of tracts in, adjacent to Gibraltar, 511.

SThenopteris a~nis, Mr. C. W. Peach on the eircinate vernation, fructification, and varieties of, 131.

Spicka Lane, section across, 881. STirifera Aldrichi, 634.

duplicicosta, 628. . (? gl~nulifera), 634.

(? Grimesi), 628. - - (? lamellosa), 629. - - ovalis, 629. - - (? pennata), 633. Spiriferina cristata, 629. STirorbis carbonarius, 9.

, var. Hibberti, 3, 4. Springs, thermal, Prof. A. Daubr~e

on points of similarity between zeolitic and siliceous incrustations of recent formation by, and those observed in amygdaloids and other altered volcanic rocks, 73.

StaphyloT~eris (?) Peachii, Mr. C. W. Peach on, a genus of plants new to British rocks, 131.

Stiper stones, quartzite of the, 763. Stockdale shales, fauna of the, 877. Stockworks, tin, Dr. C. Le Neve

Foster on some, in Cornwall, 654.

Strait of Georgia, fjords of, 99. Strath, Infralias of, 7(~0; Lower Lias

of, 706. Strathaird, Inferior Oolite of, 722. Street, section in Lower-Lias beds ill

Cree's Quarry, 183. Strephodes Austini, ,587. Streptorhynchus crenistria, 632. StreTtorhynchus ?, 635. Striation and rock-polishing in the

interior of British Columbia, 100. Stromatopora coneentrica, 575. Strophodon~a Feildeni, 598. Strophomena euglypha, 597. - siluriana, 597. Submerged forests on the Devonshire

coast, 451, 455. Submergence, postglacial, of the Outer

Hebrides, 865. Sulphur in Japan, 555. Superficial deposits of British Colum-

bia, 100, 107. ~ of Gibraltar, probable suc-

cession of events during the accumulation of, 530.

of Vancouver Island and the coast of :British Columbia, 95.

Swathe Fell, section through, 300. Syenite and slate, diagram of junc-

tion of, in pit south of Enderby, 227.

Syenites of Charnwood Forest, 212,

948: G E N E R A L I N D E X .

213, 216 ; microscopic structure of the, 214, 217.

8yri~goTora parallela, 583. , sp., 609.

Takasima, coal-formation at, 548 Tal-y-sarn, 148.

, microscopic structure of rock from, 152.

Tangier, elephant's tooth from, 514; section of cliff near, 514.

Teesdale, Messrs. W. Gunn and C. T. Clough on the discovery of Silurian beds in, 27.

, map showing the position of Silurian beds in, 28.

- - , voIcanic beds in, 34. Teleosaurus, 422. Teleosaurus, cranium of, 424. Temperature, possible Changes of, in

Gibraltar, consequent on elevation, 534.

Terrace, geyser-basin and, plan of the, at Roto-M'~hhn's 176.

Terraces, white Sinter, Rev. R. Ab- bay on the building-up of the, of Roto-Ms163163 t70.

- - in British Columbia, 107. , gravel, in Devonshire, 450,

454. Tertiary deposits, Arctic, 562, 564.

sandstones and shales in the Upper Punjhb, 366.

Tham~astr~a Egheridgii, 190, 194. Thecocyathus Moorei, 194. Thecosmilia Martini, 186.

Michelini, 185. .... .~cialis, 187.

- - Terquemi, 181. Thermal springs, Prof. A. Daubr~e

on points of similarity between zeolitic and siliceous incrustations of recent formation by, and those observed in amygdaloids and other altered volcanic rocks, 73.

Thirlstane Score, section at, 269, 279; zone of Rastrites maximus at, 326.

Thompson valley, British Columbia, drifts of, 1 ] 4.

Till, section of, near Clife Sheile- best, South Harris, 836; sections of, Fincastle Road, North Harris, 837, 840.

, of ltarris, 835; of North Uist, 846; of South Uist, 852 ; of Barra, 856.

Tin in Japan, 554. Tin-deposits, Dr. C. Le Neve Foster

on some, formed by the alteration of granite, and on the great flat

lode of Redruth and Camborne, 640.

Tin Stockworks, Dr. C. Le Nero Foster on some, in Cornwall, (i54.

Tinivulin, Lower Lias of, 704. Tobermory, Middle Lias of, 715. Tomes~ R. F., Esq., on the strati-

graphical position of the corals of the Lias of the midland and western counties of England and of South Wales, 179.

Torridon sandstone, section illustrating the relations of the Poikilitic series of Gruinard Bay to the underlying, 671; junction of, and Middle-Li~ strata as seen in the island of Scalps, 673.

Torrington, eulm-measure grits and shales exposed by the high road between, and Bideford, opposite Wear Clifford, 54.

Toshibets group of Japan, 545. Totteuham Cour~ Road, artesian

boring in, 902. Traigh Chrois, cliff-section south of,

824. Trebisquite, slaty rock of, 479. Trefaiddam, section through, 166. Tregarrick, quarry near, 475. Tregellan, "greenstone" of, 479. Tregian, slaty agglomerate of, 476. Treglynn Common, "greenstone" of,

484. Tremaenhir, section through, 166. Trenewth, slaty rock of, 480. Trewint, thin elvan of, 485. Triassic rocks in the Upper Punjfb,

358. strata of the south-western

counties, Mr. W. A. E. Ussher on the chronological value of the, 459.

Tricyclosvris Anningi , 190. Trotternish, Middle Lias of, 712. Twisden, Rev. J. F., on po~ible dis-

placements of the earth's axis of figure produced by elevations and depressions of her surface, 35.

Two Bridges, dolerite of, 486.

Udrig]e :House, section at, 671. Ursa-stage, 558, 549. Ussher, W. A.E. , Esq., on terminal

curvature in the south-western counties, 49.

~ , on the chronological value of the Pleistocene deposits of Devon, 449,

~ , on the chronological value of the Triassic strata of the south- western counties, 459.

G ~ E ~ L ~ D ~ . 949

Valleys of Devonshire, 452. Vancouver Island, glacial phenomena

of, 92; ice-grooved rocks at Fin- layson Point, Victoria, 93 ; deposits overlying glaciated rocks, 96.

Vanden Broeck, M. E., on some Fora- minifera from Pleistocene beds in Isehia, 196.

Vatersey, glaciation of, 857. Victoria and Esquimalt, coast-section

between, 94. , Vancouver Island, ice-grooved

rocks at Finlayson Point, 93. View of II-ga-chuz mountain from

the south-east, 109. Volcanic beds in Teesdale, 34.

deposits in the Upper Punjab, 355.

, protective action of, upon the Secondary rocks of the west coast and islands of Scotland, 667, 670, 672, 674--677. .... rocks, zeolites and associated minerals as secondary products in, 78.

- - o f Japan, new, 544; old, 545.

Volcanoes of Japan, 542; Tertiary, of the Western Islands, 667.

Waagen, Dr. W., Award of the Lyell Fund to, Prec. 33.

Ward, J. Clifton, Esq., on the physical history of the English Lake- district, with notes on the possible subdivision of the Skiddaw Slates (Abstract), Prec. 79.

Wardie Shales, Mr. R. Etheridge, Junr., on our present knowledge of the invertebrate fauna of the Lower Carboniferous or Calciferous series of the Edinburgh neighbourhood, especially of that division known as the; and on the first appearance of certain species in these beds, 1.

- - , fossils from the, 7. Waters, A. W., Esq., on the geology

of Ischia, 196. Wealden and Purbeck formations,

Mr. T. W. Hulke on two skulls from the, indicating a new sub- groupof Crocodilia, 377.

Wear Oifford, Torrington, and Bide- ford, culm-measure grits and shales exposed by the high-road" between, 5~.

Wearde, dolerite'of, 491. Welsh rocks, Prof. T. (~. Bonney, on

the microscopio structure of some, 137.

Western and midland counties of England and South W~les, Mr. R. F. Tomes on the stratigraphical position of the corals of the Lias of the, 179.

Weymouth, ~r E. T. :Newton on a crocodilian jaw from the Corallian rocks of, 398.

Wheal Basset, West, section at, 644. Prosper Mine, 654. Uny, section showing the lode

at, 641,642. White silts of British Columbia,

105. Staunton, clay with worn

fragments at, 51. Whitehope cottage, section below,

274-279, Winchell, N. H., Esq., on the recession

of the Falls of St. Anthony, 886. Windmill-Hill Barracks, Gibraltar,

section from near, to the sea near Monkey's Cave Road, 527.

Wollaston Donation Fund, award of the, to W. J. Sollas, Esq., Prec.

Medal, award of the, to Dr. Thomas Wright, Prec. ~-7.

Wrekin, quartzites of the, 754 ; section across the, 756.

Wright, Dr. T., award of the WoL- laston Medal to, Prec. 27.

Wynne, A. B., Esq., on the Physical Geology of the Upper Ptmjs 347.

Yarrow, black bands in the valley of the, 280.

ZaThrentis o:~eyensis, 588. - - (? prolifica), 588.

, sp., 587. , sp., 588.

Zeolite, mode of formation of contemporary, 77.

Zeolites and associated minerals aa secondamy products in volcanic rocks, 78.

Zeolitic and siliceous incrustations of recent formation by thermal springs, Prot: A. Daubr~e on points of similarity between, and those observed in amygdaloids and other altered volcanic rocks, 73.

Printed by TAYLOR and FI~A~'ClS, Red Lion Court, Fleet Stroet.

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