GENERAL I N D E X TO VOLUME L X X X V I I [

Aggradation, in lr. Thames Valley, 51-2.

Akeley br ickyard, sectn, in Corn- brash at, 127.

Albit ized dolomite breccia, N'Changa distr. , 468-71.

Aldingbourne (Sussex), 87, 93-4, pl. ix.

Algm. See Stromatol i th . Alice anticline (C. Austr .) , 682-3,

689. Alice Springs (C. Austr .) , 676 et

seq. Alongshore pebble-s t ructures ,

Salopia, 892-4, pls. lix & lxii. Alpine glaciology, his torical re-

view of, xciii-cxviii . Amphibia (Karroo) fr. tile R u h u h u

coalfields, 635. Analyses (chemieM) of nori te &

re la ted rocks, 9; of grani tes & aplodiorites, 10; of D a r t m o o r rocks & minerals , 232-3 & table ; of hornblende-biot i te- schist & diabase, 320; of chlorite - oligoelase - microcline gneiss & grani te , 323; o f tur- jite- or leuci t i te-roek, 381; of leuci tophyre & re la ted rocks, 382; of leuci t i te lapilli, 386; of po tash-ankara t r i t es & re la ted rocks, 390-1 ; of melilite- nephelini te & re la ted rocks, 401 ; of melanoera t ic olivine-leuei- tire, 415 ; of Toro-Ankole volcanic rocks, 420; of mica- peridoti tes, etc. , 421; of por- phyri t ic granite-gneiss, 458; of quar tz-magnet i te-schis t , 474 ; of granite, 491, 790 ; of scapoli- t ized rocks, 499; of Devon lavas, 734, 761-3; (spectro- scopic) of iddingsi te & micas, 737.

Andesi te , ' spilitic,' of S.-E. Dar t - moor, 599, 600-1.

Anglesey, Ordovician grit fr., 297- 311.

Anglesey Bit. (Ireland), 782 et seq. ; non-porphyr i t ic g ranophyre at , 839-40.

Q . J . G . S . N o . 352

Ankara t r i t e s , Ruwenzori , 387-94, 396-7, 407-8.

Annual Repor t of Council, x i x - xlix.

A n t h o d o n m i n u s c u l u s sp. nov., 636-8, fig.

Ant iarchi indef . , 855, pl. lvii. Apa t i t e in Devon Pe rmian lavas,

735. Apli te dykes o f younger grey

' grani te ', N'Changa, 485-6. Aplites, Loch Doon area, 20. Aplograni te , Wi t tabar row, 222

chem. anal. Arehman of Egyp t , iv, v. Areas & fea tures of geological

impor tance , Commi t t ee on, x v - XV1.

Arenaeeous Phase. See Penta- merus Beds.

Arenig rocks, Loch Doon area, 29- 30, fig. ; o f S.-W. Lleyn, 240-68, figs. See also Extensus & Hi rundo .

ARKELL, W. J . , 170. See also DOUGLAS, J. A.

Arunde l (Sussex), ' 100-foot ' raised beach betw. Chichester &, 84-97.

A r u n t a Complex, W. 3/[aeDonnell Ranges , 682 et seq., 695-6; the name , 687.

ASHCROFT, F. N., e lec ted Trea- surer, xxvii.

Ashgillian l imestone w. Ingle- ton ian at Horton- in-Ribbles- dale, 100-8.

Ashpr ington volcanic series. See Spilitic complex.

Audi tors elected, vi. Avisford (Sussex), 87, 91-2,

sectn, at , 88.

BADEN-POWELL, D. F. W., 98. Baker ' s Hole qua r ry (Southfleet),

sectn, at , 49-51, fig. B a n d e d shales, Bwana M ' K u b w a

Series, 465-7. Bank F a r m (Minsterley) Valent ian

outlier, 878, 889. Bar ium in D a r t m o o r granites ,

903 3

904 GENERAL INDEX [vol . l x x x v i i i ,

211-2; b. & s t ron t ium in igneous rocks, 422-5.

Barley House lava, 713. Barnfield pit (Swanscombe),

sectn, in Pleistocene at, 36-44, figs.

Barnwell (Northants .) , sectn, in Cornbrash at , 132.

Basal boulder conglomerate, N 'Changa distr., 461-2.

Basalts, Slieve Gullion, 793-802. See also Iddingsi te & Quartz.

Basement Schist Series, N'Changa distr. , 447-50.

Basic In t rus ive Group, N'Changa distr., 494-505; basic rocks, Tr@gastel, 279-85.

Beaches, etc. of Cumber land glacier-lakes, 74-80. See also Raised beach.

BECKE, F. J . , obit. , lxiv-lxv. Bedford, Cornbrash at , 127-8. BENSON, P. DE G., obit. , lxxxix. Bent ley Ford Brook (Shropshire),

865-6. ' Berw strip ' (Anglesey), Ordo-

vician grit fr., 297-305. Bibliography, of Alpine glaciology,

cxv-cxvii i ; of Bokkeveld & Wit teberg p lants fr. S. Africa, 367; of Bri t ish Carboniferous ret iculate Spiriferidse, 569-72; of Carb. p lants fr. Sinai, 356; of Cornbrash in Nor th-Eas tern area, 165-7; of Dar tmoor granites, 229-31 ; of geology of the MacDonnell Ranges, 709; of geology of N'Changa distr., 512-3; of geology of R u h u h u coalfields, 621-2 ; of geology of S.-E. Dar tmoor , 604-7; of glaciation of Eskdale etc., 80-1 ; of Loch D o o n ' g ran i te ' area, 32- 3 ; o f M y n y d d I~hiw & Sarn area, 270-1; of Palmolithic deposits of lr. Thames Valley, 53-4; of Permian lavas of Devon, 770-1 ; of Ter t iary Ring Complex of Slieve Gullion, 845-6 ; of Tr6- gas te l -P loumanac 'h granite, 294-5; of Upper Devonian fishes fr. N.S.}V., 856 -7 ; of Valent ian rocks of Sbropshire, 898-9; of volcanic rocks fr. Ruwenzori , 435-9.

Bifidus Zone, S.-W. Lleyn, 240 et seq.; palmontology of, 261-2; petrology of, 262-3.

Bioti te , Dar tmoor granite, 183-5, 216-9; b. xenocrysts in Devon Permian lavas, 734-5.

Birch Tor raft , 204-7, fig. chem. anal.

Bit t leford pegmat i te , 220-2. Blackthorn Hill (Oxon.), Corn-

brash at , 125-6. BSCKH, H. DE, obit., lxxvi -

lxxix. Bodmin Moor granite, relation of

Dar tmoor granite to, 222-3. Bog Mine Valent ian outliers, 878-

80, 888-9, fig. Bokkeveld beds, fossil p lants fr.,

358-68. BONE, W. A., oil some Recent

Invest igat ions on the Maturing and Chemical Const i tut ion of Coal, cxxi-cxxii.

Bone Beds (Karroo), R u h u h u coal- fields, 612, 615-7; ver tebra ta fr., 634-67; correlation w. Karroo beds of S. Africa, 667- 8 ; bone localities in the R u h u h u area, list of, 620.

BOSWELn, P. G. H., 54, 901-2; elected Auditor , vi ; elected Secretary, xxvii. See also GREENLY, E.

Bothriolepis spp. , 853, pl. lvi. Boundary Thrust , Lleyn penin.,

238 et seq. Bourne E n d (Bucks.), sectn, at,

128. Boxgrove (Sussex), 95. Boyn Hill terrace, Swanscombe,

sectns, in, 36 et seq. Brachiopod zones in Cornbrash of

Nor th-Eas tern area, 115-23, 142.

Brachiopoda (Ashgillian) fr. Hor- ton-in-Ribblesdale, 104; (Corn- brash) fr. Nor th-Eas te rn area, 149-57, pls. x & xi; (Valentian) fr. Longmynd-She lve &Breidden areas, 897-8 & faunal list.

BI~AMMALL, A., 34,296,440, 608-9, 773; (& H. F. HARWOOD) on the Dar tmoor Grani tes : their genetic relationships, 171-234, figs. pl. xiii, 236-7.

Brankenwall channel (Cumber- land), 67 et seq.

Breccias. See Cam Lough breccias.

Bre idden Valent ian outcrop, 880- 2, pl. lx.

Broadclyst lava, 714, 724. Brokenstones Valentian outlier,

864-5. Bromlow Valent ian outlier, 875. B~owN, H. Y. L., 674. Bryncroes fault, 254 et seq.

p a r t 4] GENERAL

Bryozoa (Ashgillian) fr. Horton-in- Ribblesdale, 104.

Buckfastleigh limestone. See Limestone (Frasnian).

BUNNING, C. Z., obit., lxxxvii- lxxxviii.

Burmirhynchia leedsii, 154-5 & pl. x; B. fusca sp. nov., 155-6 & pl. x.

Burnhead plutonic mass, 18-9. Burrator granite-shale contact,

188 fig., 189, 191, 194-8. Bwana ~I 'Kubwa Series,

N'Changa distr., 459-61 ; age & correlation of, 475-6 ; lower, 461-71; middle, 472; upper, 472-5.

Bytil i th fault, 247.

Callow Hill Valentian outliers, 877-8, 889.

Cam Lough breccias, 783-4, 817- 22, pl. lii; relation to por- phyritic granophyre ring-dyke, 836-7; C. L. wrench-fault, 789.

Camlough Mt. gabbro plug, 797, 804-5.

Canoblas i~Its. (N.S.W.), 851 et seq. CA~TRILL, T. C., obit., lxxix-

lxxx. Carboniferous plants fr. Sinai,

350-7 ; Carb. of S.-E. Dartmoor, 580, 585-9; Carb. reticulate Spirfferidm, 516-73.

Carnarvonshire. See Lleyn. Carrickbroad (Armagh), 794 et seq. Carrive (or outer) felsite, Slieve

Gullion, 811-7. Cashel (Armagh), map of distr.

round, 808 ; sectn, through, 810. Castor (Lincs.), Cornbrash fossils

ft., 133. Cawsand Bay lava, 716, 721, 730

et seq.; petrology of, 759-60, pls. xlvii & xlix.

Cefn (Shropshire), 886. Central Australia, palmogeo-

graphy of, 706-8. See also ]~IacDonnell Ranges.

Central Metamorphic Complex, E. Greenland, 313-~21, 346.

Cererithyris intermedia zone, North-Eastern area, 115-6, 144.

Cererithyris sp., 151-2, pl. xi. Ceria & vanadia, Dar tmoor

granite, 192-3. CL Titanom~chus sp., 638-9, fig. Chalk, solution-hollows in, 46. Chambuga crater (Uganda), vol-

canic rocks fr., 392-4.

INDEX 905

Charlton-on-Otmoor (Oxford), Cornbrash at, 125.

Cherts, Bwana l~I'Kubwa Series, 468.

Chewings Range (C. Austr.), 682-31 Chichester (Sussex), ' 100-foot '

raised beach betw. Arundel &, 84-97.

Chlamys vagans, 158. Church Stret ton main fault, 863,

864, 866, 882 et seq. Churchmoor Dingle fault, 882. Ciminite, Pocombe, 750-1 ;

chem. anal. 762. CL~_RKE, F. W., obit., lxv-lxvi. Clip y Gylfinhir lava, 249-51. Clyst Valley (Devon). See Exe. Coal, matur ing & chemical con-

st i tut ion of, cxxi-cxxii ; coal measures of the Ruhuhu area, 612 et seq.

Coastline of Salopia, 859-61, 867-8, 873, 892-6.

COKE, 1~I. S., xii. Conglomerate (Upper Valentian),

Snead area, 873. Coniston Limestone, Crag Hill,

102, 106, 107. Contact al teration of Loch Doon

plutonle rocks, 14-5. Contact metamorphism in S.-E.

Dartmoor , 576-607. Contamination of Loch Doon

plutonic rocks, 14-6. Cordierite, Dar tmoor granite, 186-

9, figs. Cornbrash, stratigraphical distrib.

of in North-Eastern area, 112- 49, figs. ; C. brachiopoda, 149- 57, pls. x & xi; C. lamelli. branchia, 157-65, pl. xii.

CStes-du-Nord. See Tr6gastel. Council (& Officers) elected, xxvii. Cox, L. R., on Lamellibranchia

from the Karroo Beds of the Ruhuhu Coalfields, Tanganyika Territory, 623-33, pls. xxxix & xl, 671.

Crag Hill (Yorks.), 102, 106; sectn, to Hor ton station, 101.

Crediton Valley (Devon), Permian lavas of, 714-5, 726-9, fig. See also Knowle Hill.

Crockerhill (Sussex), 94-5. Crossopterygii indef., 856, pl.

lvi. Cryptozoon (?). See Stromatolith. Culm. See Slate & Sandstone. Culm Valley. See Exe. Cumberland, glaciation of, 57-82. Currents, Valentian ~marine, evi-

3 ~ 2

906 GENERAL INDEX [vol. lxxxviii,

dence of, 867-8, 873, 892-4, 895-6.

Daaikilmore (Armagh), 795, 797 et 8eq.

Danes Wood. See Avisford. Daniel-Pidgeon Award, xii, cxx. Dar tmoor (S.-E.), contact meta-

morphism in, 576-607. Dar tmoor granite, basic inclusions

in, 181-2, fig., chem. anal.; contaminat ion of, 216-22, fig.; differentiation & assimilation in, 178-81, 194-202, figs.; felsites &, 176-8, figs.; in- clusions in, 202-16, figs. ; initial granitic magma, 223-6; mineralogy of, 182-93, figs., chem. anals. ; relation to Devon Permian lavas, 765; to petrographic provinces, 193-4; to St. Austell & Bodmin Moor granites, 222-3; space-form of, 172-4; variation of, 174-6, fig.

DAVIDSON, A. A., obit., lxxxviii. DAVIES, A. M., elected auditor, vi. DAVIES, D., obit., lxxx-lxxxi. DE SALIS, n . F., obit., cxii. Deltas. See Beaches. Devon, Permian lavas of, 712-73. Devonian (Upper) fishes fr. New

South Wales, 850-7. See also Bokkeveld & Witteberg.

DEWEY, H., 98, 607 ; Lyell Medal awarded to, lv-lvii; on the Pal~eolithic Deposits of the Lower Thames Valley, 35-54, figs., 56.

Diabase of S.-E. Dartmoor, 602. Dictyothyris bournensis, 149 &

pl. x ; D. elegans, sp. nov., 149- 50 & pl. x.

Dicynodon huenei sp. nov., 639- 41, fig. ; D. tealei sp. nov., 641-2, fig. ; D. sp. cf. leoniceps, 642; D. sp. indet, 642-4, figs.

Didymograptus extensus zone. See Extensus. D. bifidus zone. See Bifidus. D. hirundo zone. See Hirundo.

Dioritic rocks, Loch Doon area, 23-5, pl. i.

DixoN, E. E. L., 54-5. Dolerite of S.-E. Dartmoor, 588-9,

601-2; of S.-W. Lleyn, 265-6. See also Hornblende-dolerite.

DOLLFUS, G. F., obit., lxvi-lxviii. DOLLO, L., obit., lxviii-lxix. Dolomitic beds, N'Changa distr.,

468. DOUGLAS, G. V., on the General

Geology of a Portion of Northern Rhodesia, cxix.

DOUGLAS, J. A. (& W. J. AI~KELL), on the Stratigraphical Distribu- tion of the Cornbrash : II . The North-Eastern Area, 112-69, figs., pls. x-xii.

Dunchideock lava, 713, 718, 721-3 figs., 733; petrology of, 740-3.

Dunsmoor lava, 714, 726. DUTTON, D., obit., lxxxix-xc. DWERI~YttOUSE, A. R., obit.,

lxxxi-lxxxii. Dykes, S.-W. Lleyn, 266-7.

Eas tern Metamorphic Complex, E. Greenland, 331-3, 346.

EDMUNDS, F. H., 98-9. EDWARDS, W. N., 369. Egypt , Pre-Cambrian of, iii-v. Ellery's Creek (MacDonnell

Ranges), 680 et seq., pl. xliv ; geo- logical sectn, at, 693-4, 700-3.

Endothiodon cf. bathystoma, 649-50. Ennerdale (Cumberland), 61 et seq. E n t o l i u m demissum, 150-8. Eocyclops( ?) sp., 644-6, fig. ' Eparchman ' of Egypt , iv, v. Erosion of Cornbrash in England,

evidence concerning, 141-8. Erratics, t ransport of, xcvii et seq. Eskdale glacier, 66 et seq.; E.

glacier-lake, 63, 66-71 ; deposits of, 77-8.

Exe, Culm, & Clyst Valley lavas, 713-4, 724.

Exeter distr., Permian lavas of, 713-5, 721-9 figs., 731; varia- tion in, 765-6 fig.

Exogyra crassa, 163. Extensus Zone, S.-W. Lleyn, 240,

242-5, 254 et seq.

Faulting, Longmynd, 882-4 ; N'Changa distr., 508-9.

Favosites fr. Ashgillian limestone at ttorton-in-Ribb!esdale, 104.

FEARNSIDES, W. G., 900-1; Wol- laston Medal awarded to, lii-lv.

Feede Hill (Armagh), sectn, at, 825. Fellows deceased, resigned & re-

moved, xxiv; elected, i, iii, vi, vii, xxv, cxix, cxx, cxxi, cxxiii, cxxv ; names read out, i, cxxv ; obituary notices of, lxxvi-xcii.

Felsite sheets, Slieve Gullion, 837- 8.

Felsites, Dar tmoor granite, 176 et seq., figs.; f. & quartz- porphyries of Loch Doon area, 21-2.

p a r t 4] GENERAL INDEX 907

Felspar xenocrysts in Permian lavas of Devon, 733-4.

Felspars, porphyritic, Dar tmoor granite, 182-3, 216-9.

Felspathic quartzite, N'Changa distr., 466.

Financial Report, x-xi, xxxvi - xlix.

Fishes (Upper Devonian)fr . New South Wales, 850-7.

FITCH, A. A., on Contact Meta- morphism in South-Eastern Dartmoor, 576-607, figs., pls. xxxvi & xxxvii.

Flamanville granite, 292. FLETT, Sir J., 234 5, 847-8. Folding, N'Changa distr., 507-8. Fontwell (Sussex), 87, 94. Footwall arkoses, N'Changa distr.,

462-5 ; f. rusty-weathering micaceous schists, N'Changa distr., 454.

Foreign Members & Correspon- dents, number of, ix ; deceased, xxv; elected, cxxv; lists of, xxviii-xxix; obituary notices of, lxiv-lxxvi.

Forkhill, map of distr. S.-W. of, 816; F. volcanic vents, 783 et seq. , 805-11.

Fort Portal (Uganda), volcanic rocks fr., 375-83.

FOWLER, J., on the ' One-Hundred F o o t ' Raised Beach between Arundel and Chichester, Sussex, 84-97, figs., pls. viii & ix, 99.

Franz Josef Beds, E. Greenland, metamorphic rocks fr., 338-46, fig.

Frasnian, of S.-E. Dartmoor, 579; metamorphism ofF. slates, 591- 3; of F. limestone, 593-9, figs.

Gabbro plug, Camlough Mr., 797, 804-5.

Gabbros, primary, N'Changa distr., 495-6. S e e also Olivine- gabbro & Quartz-gabbro.

Gaharn plutonic mass, 18. Galloway. S e e Loeh Doon. Gallt y lV[or (Carnarvonshire),

244. GARDINER, C. I. (& S. H. ]~EY-

~OLDS), on tile Loch Doon ' Granite ' Area, Galloway, 1- 34, figs., pls. i iv.

Garnet, Dar tmoor granite, 189-91, pl. xiii.

GARWOOD, E. J., 109, 273, 368, 573, 857; on Speculation and

Research in Alpine Glaciology, an Historical Review, xciii-

. . .

c x v n I .

' Gattar ian ' of Egypt , iv, v. GEOROE, T. N., on the British

Carboniferous Reticulate Spiri- ferid~e, 516-73, figs. & pls. xxxi- xxxv, 575.

Givetian, S.-E. Dartmoor, 579; metamorphism of G. slates, 590-1.

Glacier-lakes Eskdale, Miterdale, & Wasdale (Cumberland), 63- 78, figs.

Glaciers, erosive action of, ci-cxi, protective action of, cxi-cxiii.

Glaciology, Alpine, historical re- view of, xciii-cxviii.

Glen Helen Station (MacDonnell Ranges), 679 et seq.

Glen Helen Valley (MacDonnell Ranges), 679 et seq.

Glendesha (Armagh), map of distr, round, 809.

Glendooey (Armagh), 793 et seq. Gloyne Outdoor Geological Re-

search Fund, xii-xiii. Gneisses, E. Greenland, 314-7,

318, 322-7, 334-5, pls. xix & xx, chem. anals. ; granodiorite- gneiss fr. Katwe crater, 411-2.

Goblestubbs Copse (hr. Arundel), raised beach at, 90.

GORDON, Mrs. M. M. O., Lyell Medal awarded to, 1vii-lx.

GORDON, W. T., 368, 671, 902; re-elected Secretary, xxvii.

Gorgonopsian gen. indet., 654-5. Granite, Loch Doon area, 4, 9-10,

chem. anal. ; gr.-porphyries & granophyres of same area, 21; muscovite-granite of E. Green- land, 313-4; red gr. of Tr~ga- stel-Ploumanac'h, 275-6 ; xeno- liths in the same, 276-9 ; contact of w. basic rocks, 279-81,284-5 ; comparison w. other granites, 292-4; Newer gr. of same area, 276, 279, 285-92; tourmaliniza- tion of gr. of S.-E. Dartmoor, 581-2; assimilation of country rock by, 582; veins in, 582; veins in metamorphic aureole of, 582-4. S e e also Dartmoor granite & Newry granite.

Granitic magma, reaction betw. limestone &, Palabora, vii-viii.

Granodiorite-gneiss fr. Katwe crater, 411-2.

Granophyre, non-porphyritic, of North-West Belt (Ireland), 839-

908 GENERAL

41. See also Porphyrit ic grano- phyre.

GRANTKASI, D. R., 441. Granulitized rocks, E. Greenland,

335-7. Graptoloidea (Valentian) of the

Longmynd-Shelve & Breidden areas, 898 & faunal list.

Gravels. See Beaches. GRAY, A., 514. GREEN', J. F. N'., 109-10. Greenhithe (Kent), sectn, in

quarry at, 48-9, fig. Greenland (E.), geology of, exxiii-

cxxiv; metamorphic rocks of, 312-48.

GREENLY, E., 236, 273; (& P. G. H. BOSWELL) on an Ordovieian Grit from Anglesey, with its Bearing on Pal:eogeography and on the Tectonics of the 5Iona Complex, 2!)7 311.

GREOO~Y, J. W., 83,349,369,440 ; announcement of death of, cxxv.

GREIG, E. g., xii. GrSve Rose (Trdgastel), xenolith

in porphyritic granite at, 277, pl. xv.

GrSve Ste. Anne (CStes-du-Nord), contact of granite & basic rocks at, 279-81, pl. xvi.

Grit (Ordovician), ft. Anglesey, 297-311.

GROVES, A. W., 441.

Haeeonby quarry (Lines.), Upper Cornbrash at, 134.

HALLI51OND, A. F., 607-8. H a l o n i a tortuosa, 353, pl. xxii. Halseombe lava, 713. Hameldown granite, 203 fig. Hanging valleys, exiii-exv. Hanthorpe (Lines.), Cornbrash at,

134. Haplos t igma gen. nov., 362-6;

H. irregulare, 359-62, fig. pls. xxiii & xxiv.

HARnlSON, J. V., 440 1,669-70. HARRISON, P., obit., lxxxviii-

lxxxix. t Iarvey 's Range (N.SAV.), 850 ct

SC~. HARWOOD, H . F . ~b'ee BRAMMALL,

A., d ~ HOLMES, A. Hatherleigh lavas, 715, 720, 731

et seq.; petrology of, 740-9; analyses of, 761.

HAUOHTON, S. H. , on a Collection of Karroo Vertebrates from Tanganyika Territory, 634-68, figs.

INDEX [vol. l xxxv i i i ,

HAWKES, L., 515, 848-9. HAWKINS, H. L., 110, 575. Hay to r granite, 178 et seq., fig.,

chem. anals. Heavitree Range quartzi te (C.

Austr.), 682-4, 696-8. Heazille lavas, 714, 719, 726. HILLS, E. S., on Upper Devonian

Fishes from New South Wales, 850-7, figs. pls. lvi & lvii.

Hirundo Zone, S.-W. Lleyn, 241, 244-5, 253, 260-1.

HOnLEY, C. W., 670. HOLLAZqD, Sir T. H., elected Presi-

dent, xxvii. HOLLINGWORTI~, S. E., 110-1. Holmead Farm lavas, 715-6, 720-

1, 729, 731 et seq. ; petrology of, 754-7.

HOLLIES, A. ((% H. F. HARWOOD) on the Petrology of the Volcanic Fields East and South-East of Ruwenzori, Uganda, 370-439, figs., pls. xxv & xxvi, 442.

Holop tych ius sp. , 855, pl. lvi. Home F a r m ' i n - a n d - o u t ' , 1Viun-

easter Fell, 70. Hope Valley Valentian outliers,

876-7, 886-7,894-5, fig. Horderley Valley (Shropshire),

861 et seq.; faulting in, 882- 3.

HORX Scientific Expedit ion to Central Australia, report of, 675-6, 678 et seq.

Horn Valley (3/[acDonnell Ranges), 675 et seq.; seetn, in H. V. Beds, 691.

Hornblende - dolerite intrusion, Mynydd Penar fynydd & Myn- ydd y Graig, 246-7 ; on Mynydd/~hiw, 252-3 .

Hornblendic rocks, )/[usk-ox Fjord, 327-31.

Hornfelsed shale xenoliths in Dar tmoor granite, 202.

Horswell House kersantite, 716 et seq., 763 ; petrology of, 758-9 & pl. xlix.

Horton-in-Ribblesdale (Yorks.), fossiliferous limestone w. Ingle- tonian at, 100-8.

HOUSTOUX, G. L., obit., xcii. H o w c m x , W., 676. HUDSON, R. G. S., 574-5. HUME, W. F., 368-9 ; on the Pre-

Cambrian Rocks of Egypt : their Nature, Classification, & Correla- tion, iii-v.

Hundredhouse Copse (nr. Arun- del), raised beach at, 91.

part 4] GENERAL INDEX 909

Hybridization in Devon Permian lavas, 738; of Loch Doon plutonie rocks, 14, 15.

' I ee Age,' first use of term, ... xcvnI.

Ice-retreat in Cumberland during Main Glaciation, 60-78.

Iddingsite in Devon Permian lavas, 735, pl. xlvii; spectro- scopic analysis of, 737, 738; iddingsit e-para-basalt, Dun- ehideoek, 740-3, pl. xlvii, chem. anal. 761 ; iddingsite- basalt, Thorverton, 749-50, pl. xlvii, chem. anal. 762; idding- site - biotite lamprophyre, Knowle Hill, 762 chem. anal.; iddingsite-minette Loxbeare, 763 chem. anal.

Ilmenite, Dar tmoor granite, 192, pl. xiii.

Implements (Claetonian) ft. Swanseombe, 39; Aeheulian, 40-2, 45-56, figs. ; Levalloisian, 48-9, 50.

' I n -and-ou t ' channel, Muncaster Fell, 70.

Ingletonian, Horton-in-l~ibbles- dale, 100-8.

Ingress Vale shell-bed, 42 et seq. Interbedded ehlorite-serieite-

schists, N'Changa distr., 453-4. Irish Sea basin, glacial episodes in,

58-9; ice-movement in during Main Glaciation, 59-60 ; re t rea t of I. S. ice-sheet, 61 et seq.

Islip Ironworks (Northants.), 131 ; lslip quarry (Oxon.), seetn, in Cornbrash at, 124-5.

Ivybridge. See Pithil].

JACKSON, G. C. A., on the Geology of the N'Changa District, North- ern Rhodesia, 443-514, figs., pls. xxvii-xxx.

James Ranges (C. Austr.), 674, 681, 690-1, 706.

J ay Mission Station (C. Austr.), 696-7, fig.; Jay ' s Creek, 679 ct seq.

J . B. TYRRELL Fund, xiii-xiv. Jemalong Gap (N.S.W.), 852 et seq.

Kafue garnetiferous chlorite- schists, 448.

K a l l i r h y n c h i a sp. , 152-4, pl. x; K . yax leyens i s , 117-8,154, pl. x.

Kansoka chlorite-schists, 482. Karroo System, Ruhuhu coal-

fields, 612-9 ; plants ft., 620-1 ;

lamellibranchia fr., 623-33 ; ver- tebra ta fr., 634-68.

Kasenyi Lake (Uganda), 398-9. Katwe crater (Uganda), volcanic

rocks fr., 402-12; K. crater- lake, i-ii.

KELLY, J . , obit., xe. KENDALL, P. F. , 82-3. KENNARD, A. S., 56. KENNEDY, W. Q., 773-4. Kersantite, Horswell House, 716

et seq. ; petrology of, 758-9, 763, pl. xlix.

KI~R, J., obit., lxix-lxx. Kiehwamba area (Uganda), vol-

canic rocks ft., 412-6. Kikorongo Lake distr. (Uganda),

volcanic rocks ft., 394-8. Killerton lava, 719, 724-6, fig.,

731 ; petrology of, 748-9. KING, W. B. R., 55 ; on a Fossili-

ferous Limestone associated with Ingletonian Beds at Hor- ton-in-Ribblesdale, Yorkshire, 100-8, fig., 111.

Kingori Sandstones, Ruhuhu area, 612 et seq., 666.

Kingsbridge. See HorswellHouse. Kir tlington (Oxon.) Cement Works,

seetn, in Cornbrash at, 123-4. Knowle lava, 713 et seq.; petro-

logy of, 743-5; Knowle Hill lavas, 714 et seq. ; petrology of, 751-3.

Kundelungu Series, N'Changa distr., 476-82.

K u t c h i r h y n c h i a idonea, 118 ; K . morierei , 154, pl. x.

Kyatwe (Uganda), volcanic rocks fr., 383-4.

Kyekora Lake (Uganda), lava fr. near, 379-83, chem. anals.

Lake District ice during Main Glaciation, 59 et seq.

Lakes. See Glacier-lakes. Lamellibranehia (Cornbrash) of

North-Eastern area, 157-65, pl. xii ; (Karroo) ft'. the Ruhuhu coalfields, 623-33, pls. xxxix & xl.

Lamprophyres, Loeh Doon area, 25-6, pl. i.

L A S ~ , W. D., 97-8. Larapintine Series, 685 et seq.,

700-5; the name, 686-7. Lateri te, N'Changa distr., 505-6. Lat terbarrow (Cumberland), 71 et

seq., figs. Lavas (Permian) of Devon, distri-

bution of, 713-6; macroscopic

910 GENERAL INDEX [VO1. l xxxv i i i ,

characters of, 718-21; ex- posures of, 721-30 ; strati- graphical relations & age of, 730-2; xenocrysts & xenoliths in, 732-8; petrology of, 739- 64 ; chemical & genetic relations of, 764-8, figs.; lavas of S.-W. Lleyn, 242 et seq., 264; vesi- cular lavas fr. Uganda, 377- 83, chem. anals. See also Trachyte lavas.

LEACH, A. L., 55-6, 99. .Lepidodendron mosaicum, 351-2,

353-4, pls. xxi & xxii; L. sp., 352, 353, pls. xxi & xxii.

Lepidostrobus (?) sp., 353, pl. xxii. Leucite-minette, Holmead, 755-

7, pl. xlvii; chem. anal. 763. Leucitite bombs, Katwe crater,

405-8, 414-6, chem. anal. Levi Range (C. Austr.), 691, 703,

706. Library, list of donors to, xvii-

xxiii; report of Library Com- mit tee, xvi-xvii.

Lima duplicata, 160-1, pl. xii. Limatula cerealis sp. nov., 158-

9, pl. xii ; L. cf. helvetica, 159-60, pl. xii.

Limea interstincta, 161-2, pl. xii. Limestone, E. Greenland, 337,

340-1; fossiliferous 1. at Hor- ton-in-Ribblesdale, 100-8 ; Fras- nian I. of S.-E. Dartmoor, 593- 9; reaction of 1. with granitic magma at Palabora, vii-viii.

Little Stretton, Plowden, Mynd- town area (Shropshire), Valen- tian of, 865-9, pl. lix.

Llanfaelrhys (S.-W. Lleyn), 245. Llanvirn rocks. See Bifidus. Lleyn penin. (S.-W.), geology of,

238-72. Loeh Doon ' granite ' area, 1-34. Longmynd. See West Longmynd. Longmynd-Shelve Valentian out-

crop, 862-80, figs. Loxbeare (Devon), Permian lava

at, 715-6, fig., 720, 729; petro- logy of, 753-4. See also Hol- mead.

Ludbrook felsite, 178, chem. anal. Lufubu glacial(?) conglomerate &

graphitie shales, 477-9 Lufwanyama biotite-spangled

schists & granulites, 479-82. LYELL Medal awarded to H.

DEWEY, 1v-1vii; to Mrs. M. M. O. GORDON, lvii-lx; L. Fund awarded to R. W. PococK, lxii-lxiii.

McCONNELL, P., obit., lxxxi i - lxxxiii.

MaeDonnell Ranges (C. Austr.), geology of, 672-711.

MADIGA~, C. T., on the Geology of the WesternMacDonnell Ranges, Central Australia, 672-711, fig., pls. xli-xlvi.

Maen Gwenonwy (S.-W. Lleyn), 244; M. G. sill, 244, 246.

Main Glaciation, ice-movement during, 59-60; ice-retreat dur- ing, 60-3, fig.

Maker penin. (Devon), Permian lavas of, 716, 730 et seq.

Manda Beds, Ruhuhu area, 612 et seq.

Manganese beds, S.-W. Lleyn, 245, 246, 248-9.

Maps, Buckfastleigh & Ivybridge area, pl. xxxvii; (topogr.) Arundel & Chichester distr., 86; Carrickbroad, Glendooey, & Slievenabolea, 794; Cashel distr., 808 ; Cornbrash localities in North-Eastern area, 113; distr, south-west of Forkhill, 816 ; Glendesha distr., 809 ; Horton-in-Ribblesdale, 101 ; Jay Mission Station locality, 697; Lislea distr., 823; Little Stret- ton, Plowden, Myndtown area, pl. lix; Loch Doon 'granite' area, pls. iii & iv; Longmynd- Shelve & Breidden Valentian outcrops, 860; western Mac- Donnell Ranges, pl. xlv; sec- tions through the same, pl. xlvi ; Minsterley distr., pl. lxi; Mun- caster Fell overflow-channels & gravels, 67; Mynydd Rhiw &Sarn area, pl. xvi ; N'Changa distr., pl. xxx ; Norbury & Snead & Breidden areas, pl. lx; Ruhuhu coalfields, pl. xxviii; moraines betw. Strands & Easthwaite (Wasdale), 72 ; par t of the lr. Thames Valley, 37; parts of Toro & Ankole, 372; Tr@gastel - Ploumanac 'h area, pl. xviii; ice-movement etc. in the Wasdale, Miterdale, & Eskdale distr., pl. vii.

Mareenie sandstone, MacDonnell Ranges, 690-1, 702-3, pl. xliii & xliv.

Market Weighton Axis, 137, 143. Marshall's pit (Slindon), 93. Marshbrook Valentian outlier, 863-

4, 887-8, pl. lix. MARTIn, E. A., 55, 99.

p a r t 4] GENERAL INDEX 911

MATLEY, C. A., on the Geology of the Country around Mynydd Rhiw and Sarn, South-Western Lleyn, Carnarvonshire, 238-72, figs. pl. xiv, 273; exhibits lantern-slides of Guatemalan volcanoes, cxx.

Medals & Funds, awards of, x iv- xv; lists of recipients of, x x x - XXXV.

Megacyclops rugosus sp. nov. , 646-9, figs.

Metamorphic rocks of E. Green- land, 312-48; of Loch Doon area, 26-31, figs. pl. ii.

Metamorphism. See Contact metamorphism.

' Metarchman ' of Egypt , iv-v. Micas, spectroscopic analysis of,

737, 738. Microgranites, Loch Doon area, 21. Micro thyr i s s iddingtonensis , l l9

& pl. xi. M . s iddingtonens is zone in North-Eastern area, 118-20, 146-7 ; M . lagenalis, 120 & pl. xi; M . lagenalis zone in N.-E. area, 120-1, 146-7; M . sublagenalis, 119 & pl. xi; M . sublagenalis zone in N.-E. area, 120.

MmEOD, F. W. H., 669. Migration, two-way, in meta-

morphic rocks of S.-E. Dart- moor, 602-4, fig.

Mimbula adamellite-aplites, 484- 5; M. rusty-weathering quartz- mica-schists, NChanga distr., 449.

Minette, Killerton, 748-9, chem. anal. 761; Knowle Hill, 751- 3 ; Loxbeare, 753-4 ; Rose Ash, 757. See also Olivine-minette & Leucite-minette.

Minsterley (Shropshire), Valentian of, 875-8, 889, pl. lxi.

Minton boundary fault, 882. Missionary Plain (C. Austr.),

679 et seq. Miterda]e glacier, 68; M. glacier-

lake, 63 et seq. M'Kushi granite-gneiss, N'Changa

distr., 454-7. Mona Complex, 239, 241; tec-

tonics of, 310. Moraines of Wasdale glacier, 71-

4, figs. Morecambe Bay, ice-retreat fr., 61. Mudstone Phase. See Pentamerus

Beds. Mudstones (Shropshire Valentian),

faunal assemblages of, 889-90

Muliashi porphyritic granite- gneiss, N'Changa distr., 457-9, chem. anal.

Mullaghbawn Mt. (Armagh), 785 et seq.; felsite sheets ~r. of, 837-8.

Muncaster Fell (Cumberland), 60, 64-5, figs., pl. vi ; ice-split near, 66 ; overflow-channels & gravels of, 66 et seq., fig.; M. Castle delta, 67 fig., 70, 71, 78, pl. vi.

MURCIIISON Medal awarded to W. G. FEARNSIDES, lii-lv ; 3/[. Fund awarded to A. K. WELLS, lxi--lxii.

MURRAY-~-IUGHES, R., 514-5. Muscovite, Dartmoor granite, 191-

2. Musk-ox Fjord Inlier (Greenland),

metamorphic rocks of, 321-31, fig.

Muva Series, N'Changa distr., 450-4; M. quartzite, 452-3, chem. anal.

Mwambashi biotite paragneiss, N'Changa distr., 449.

Mylonites, E. Greenland, 337. Myndtown. See Little Stretton. Mynydd Cefnamwlch (S.-W.

Lleyn), 254 et seq.; Mynydd Penarfynydd, 246; Mynydd Rhiw, 248-53; Mynydd y Graig, 247.

Naluziguti Ridge (Uganda), vol- canic rocks ft., 399-402.

Nant-y-carw (S.-W. Lleyn), sectn. in Bifidus Beds near, 255 fig., 256.

Nant y Gadwen (S.-W. Lleyn), 244-5.

N'Changa distr. (N. Rhodesia), geology of, 443-514; N'C. red granites, 489-93, chem. anal.; age & correlation of, 493-4.

NEAVEtCSON, E., Wollaston Fund awarded to, lx-lxi.

Nephelinite, potash-, fr. Naluzi- guti Ridge, 400-2, chem. anal.

New South Wales, Upper Devon- ian fishes ft., 850-7.

Newry granite, 782 et scq. ; field relations & petrology of, 787- 93, chem. anal.; relation to Cam Lough breceias, 817 et seq. ; to porphyritic granophyre ring- dyke, 833-5.

Newton Dale (Yorks.), seetn, in Cornbrash at, 139-40.

912 GENERAL INDEX [vol . l x x x v i i i ,

Nick of the Loehans p lu tonic mass, 8, 17.

NOEL, E., obit. , lxxvi. Norbury (Shropshire), Valent ian

of, 869-71, 887, pl. lx. Norites, Loch Doon area, 5 et seq.,

figs. chem. anal. ; of N'Changa distr., 495-6. See also Olivine- norite.

Nor th Tawton lavas, 715, 720, 729, 733; pet rology of, 742-3.

Nor th-West Belt (Ireland), 782 et seq.; granophyres & quartz- gabbro of, 838-41.

Nor thern Rhodesia , geology of, cxix. See also N'Changa.

Nunea ton Axis, Cornbrash over, 143-4.

N y a m u n u k a crater (Uganda), vo]. canic rocks ft., 384-92.

Obovothyris stiltonensis zone in Nor th-Eas te rn area, 122-3.

Officers & Council elected, xxvii. Olivine in Devon Permian lavas,

735 ; o.-gabbro, Slieve Gullion, 783, 785-7; o.-minette, Hol- mead, 754-5, chem. anal. 763; o.-norite, Tr@gastel, 279 et seq., pl. xvi.

' One-hundred foot ' raised beach, Sussex, 84-97.

Ordovician. See Bifidus, Exten- sus, & Hirundo Zones; O. grit fr. Anglesey, 297-311.

Ornithella obovata zone, North- Eastern area, 116-8, 144, pl. xi; O. [Obovothyris] stiltonensis, 152, pl. xi.

Orthophyres, Loch Doon~area, 22. Ostracoda (Ashgillian) fL Horton-

in-Ribblesdale, 104. Ostrea undosa, 162-3, pl. xii; 0.

archetypa, 163.

Pachytegos stockleyi ten. et sp. nov., 650-4, figs.

Palabora (Transvaal), reaction betw. granitic m a g m a & lime- stone at, vii-viii.

Palmogeography of Valentian rocks of Shropshire, 890-6, figs.

Palmolithic deposits, lr. Thames Valley, 35-54.

Palceomutela, 625 ; P . rhomboid- alis, 625-6, pl. xxxix; P. ob- longa, 626-7, pl. xxxix; P . subparallela, 627-8, pl. xxxix; P. neglecta, 628-9, pl. xxxix; P. rectodonta, 629-30, pl. xxxix.

Para - trachyandesite, Ilather-

leigh, 745-8, pl. xlviii, chem. anal. 761.

Pareiasaurian gen. et sp. nov., 635-6, fig.

Park P lan ta t ion (Plowden), 867-8, pl. lviii.

PARRINGTON, F. 1~., 670. Pear-tree Knapp (nr. Chichester),

95, pl. viii. Pebble-structures, alongshore,

Salopia, 892-4, fig. pls. lix & lxii.

Pegmat i te , Bitt leford, 220-2; p. dykes of younger g r ey ' granite ', N'Changa, 485.

Pena r fynydd shales, 246 et seq. Penfold 's pi t (S!indon), raised

beach at, 91. Pen rhyn headland (S.-W. Lleyn),

242-4, fig. Pen tamerus Beds, Shropshire, 861

et seq. ; of Marshbrook, 863-4; of Lit t le St re t ton area, 866-8; of Norbury, 870-1; of Snead, 872-3; of Wilmington, 874-5; of Minsterley, 875-6; of Breid- den, 881; Arenaceous & Mud- stone Phases of, 861 et seq.; age of, 885; fauna of, 886-8.

Permian lavas of Devon, 712-73. Pe r t aknur ra Series, 684 et seq.,

696-8; the name, 686. Per taoorr ta Series, 685 et seq., 699-

700; the name, 686. Pe r t a t aka Series, 685 et seq., 698-

9; the name, 686. Per tn ja ra Series, 686 et seq. ; the

name, 687; P. conglomerate, 705.

Peterborough, Cornbrash at, 133. Phosphat ic l imonitized quartz-

magneti te-schists , N 'Changa distr., 473-5, chem. anal.

Phricodothyris gen. nov., 524-5; morphology of, 526-33, figs.; P. lucerna sp. nov., 525, 546- 8, fig. pl. xxxv ; P. ericlus sp. nov., 541-2, pl. xxxiii; P . insolita sp. nov., 542-3, pl. xxxv ; P. lineata sp. nov., 543- 6, fig. pl. xxxv; P. paricosta sp. nov., 548-9, pl. xxxv ; P . periculosa sp. nov., 549-50, fig. pl. xxxiv ; P. verecunda sp nov., 550-1, pl. xxxv.

Phyllolepis sp., 852, pl. lvi. Pithil l granite, 189 et seq., fig. Plants (Carb.) fr. Sinai, 350-7;

ft. Bokkeveld & Wit teberg beds of S. Africa, 358-68; (Karroo) fr. the R u h u h u coalfields, 620-1.

p a r t 4] GENERAL INDEX 913

Pleistocene. See Pal~eolithic. P loumanac 'h . See TrSgastel. Plowden (Shropshire), faulting at,

883; Valentian outliers & sea- stacks at, 893-4, fig. See also Little St re t ton & Park Plan- tation.

Plutonie rocks, Loch Doon area, 1-16.

PLYMEN, G. H., 296. Pococ~:, R. W., Lyell F u n d

awarded to, lxii-lxiii. Pocombe lavas, 713, 719; petro-

logy of, 749-53; chem. anals., 762.

Polt imore lava, 713-4, 719, 724. Porphyrites, Loch Doon area, 22-

3, pl. ii; of S.-E. Dartmoor, 601.

Porphyri t ic felsite, Slieve Gullion, 783 ; p.-f. vent- intrusion & ring- dyke, Slieve Gullion, 783, 811- 7 ; relation to porphyri t ic granophyre ring-dyke, 835-6.

Porphyri t ic felspars of Dar tmoor granite, 182-3, 216-9.

Porphyri t ic granophyre ring-dyke, Slieve Gullion, 784, 822-41; relation to porphyr i t ic felsite, 815 et seq.; to Cam Lough breccias, 817 et seq.; p. -g . of North-West Belt, 838-9.

Posbury lavas, 714, 719, 727 fig., 733; petrology of, 741-2.

Pound, the (MacDonnell Ranges), 682, pls. xli & xlii.

Pre-Cambrian of Egypt , i i-v ; Pre-Cambrian-Valentian uncon- formity, Plowdon, 867-8, pl. lviii.

Primit ive System, R u h u h u coal- fields, 612.

Pseudomonot i s braamburicnsis , 163-5 & pl. xii; Ps. echinata, 163 et seq., pl. xii.

PUGH, W. J., 902. Purple Shales (Valentian), Shrop-

shire, 861 et seq.; of Litt le Stret ton area, 868-9; of Nor- bury, 871; of Snead, 873-4; of Wilmington, 875 ; of Minster- ley, 877; of Breidden, 881-2; age of, 885; fauna of, 888-9.

Purple Wenlock Beds, Plowden, 869.

Pyroclastie rocks, S.-W. Lleyn, 264-5.

Pyroxenes in Devon Permian lavas, 735.

Pyroxenite, biotite-, fr. Ruwen- zori area, 397-8, 408-10.

Quarr ington (Lincs.), sectn, in Cornbrash at, 134-5.

Quartz xenocrysts in Permian lavas of Devon, 732-3.

Quartz-diorite, Kempe Fjord, 321. Quartz-gabbro of North-West

Belt (Ireland), 841. Quartz-para-basalt , Knowle, 743-

5, chem. anal. 761. Quartz-porphyries, Loch Doon

area, 22; of Withnoe, 760. Quartzite ridges of ~V. Mac-

Donnell Ranges, 676 et seq., 696-700.

Quartzites, Franz Josef Beds, Greenland, 338-40, fig.

Raised beach, ' 100-foot ', Sussex, 84-97.

Rapakivi s t ructure in Dar tmoor granite, 218 fig., 219-20.

Remani6 beds in Upper Cornbrash, 147-8.

Remigolepis sp. nov., 852-5, figs., pl. lvii.

Repti l ia (Karroo) fr. the R u h u h u coalfields, 635-65.

Reticularia , genotype of, 522-4; morphogeny of, 533-7, fig.; R. acutiloba sp. nov., 551-3, pl. xxxiv; R. a lexandri sp. nov., 553-4, pl. xxxii ; R. bellmanen- sis sp. nov., 554-5, fig. pl. xxxii ; R. elliptica, 555-7, pl. xxxiii; R. f imbria ta , 558; R. imbricata 558-60, fig. pl. xxxi ; R. lobata, 560-3, fig.; R. obtusa, 563-5, fig. pl. xxxi ; R. profecta sp. nov., 565-6, pl. xxxii ; R. reti- culata, 566-7 ; R . striatclla, 567 ; R. sp. nov., 567-8, fig. ; R . spp. , 568-9.

REYNOLDS, D. L., 848. REYNOLDS, S .H. See GARDENER,

C . I . Rhiw & Sarn (Carnarvonshire),

geology of, 238-72 ; Rhiw fault, 249.

Rhynchonel loidea inf lata sp. nov., 156-7, pl. x.

Rhyolite, Withnoe & Cawsand, 759-60, pls. xlvii & xlix, chem. anal. 763.

RICHARDSON, C. G., obit., xci. RICHEY, J. E. (& H. H. THOMAS),

on the Tert iary Ring Complex of Slieve Gullion, Ireland, 776- 849, figs. pls. li-lv.

Rickson's pi t (Swanscombe), sectn. of 100-foot terrace gravel at, 44-8, fig.

914 GENERAL INDEX [vol. lxxxviii,

Ring Complex. See Tert iary Ring Complex.

Ring-dyke. See Porphyri t ic granophyre ring-dyke.

ROBERTSON, T., 865. ROtAtES, MRS. M. F., obit.,

lxxxiii. Rose Ash minet te , 716, 721, 731;

petrology of, 757. Rougemont (Exeter) lava, 713. ROWLEY, U . , obit., xci. R u h u h u Beds, 612 et seq. R u h u h u coalfields (Tanganyika

Territory), geology of, 610-20, 621-2; Karroo plants fr., 620- 1; Karroo lamellibranchia fr., 623-38; Karroo vertebrates fr., 634 68.

Rusekere Hill (Uganda), lavas fr., 377-9.

R u t t quarry (Ivybridge), 200. Ruwenzori (Uganda), volcanic

rocks fr. nr., 370-439.

St. Austell granite, relation of Dar tmoor granite to, 222-3.

' Salopia,' 890 et seq. Sandstones, (Culm) of S.-E. Dart-

moor, 587-8 ; faunal assemblages of Shropshire Valentian, 889-90.

SARGENT, H. C., obit., lxxxiii- lxxxiv.

S a r n & Rhiw (Carnarvonshire), geology of, 238-72; sectn, nr., 255 fig., 256; S. granite, 254 et seq.; S. Hill lava, 249, 256.

Scale-deltas, Muncaster Fell, 66-7, 69, 76-7.

Scapolitization of Basic Intrusives, N'Changa, 494-504, figs. chem. anals.

Scarborough (Yorks.), 140-1. SCHAI~DT, H., obit., lxx-lxxiii. Schists, E. Greenland, 317-20,

327, fig. chem. anal. ; crystal- line schists fr. Franz Josef Beds, 341-6.

Scotland Barn (Arundel), 89. Scott ish Readvance , 59; lakes

due to, 78-80. Seabeach (Sussex), 96. SEWARD, A. C., on Carboniferous

Plants from Sinai, 350-7, figs. pls. xxi & xxii ; on Fossil Plants from the Bokkeveld and Wit teberg Beds of South Africa, 358-68, fig. pls. xxiii & xxiv, 369.

Shale-granite contact , Burrator , 188 et seq., 194-8.

Shale-xenoliths, Dar tmoor granite, 198-200, 202.

Shales, modification of Dar tmoor grani te m a g m a by, 198-202.

SHAND, S. J., on the Reac t ion be tween Granitic Magma & Limestone at Palabora, Trans- vaal, vii-viii.

Shap granite, comparison w. Tr4- gastel granite, 278, 289, 292.

SHAW, G., obit. , xc-xci. Shearing, Zone of. See Zone. Shropshire, Valent ian rocks of,

859-900. Sinai, Carb. p lants fr., 350-7. Slates, (Culm) of S.-E. Dar tmoor ,

585-6 ; (Devonian) of the same area, 589-93 ; (Franz Josef Beds) of E. Greenland, 341.

Sleaford (Lines.), Cornbrash at , 135.

Slieve Gullion (Ireland), Ter t iary Ring Complex of, 776-849.

Slievebrack (or inner) felsite, Slieve Gullion, 811 et seq.

Slievenabolea (Armagh), 794 et seq. ; sectn, at, 795.

Slindon B o t t o m (Sussex), 88, 92, ph viii; Slindon Common, 87, 92.

SMITH, B., 273, 901; on the Glacier-Lakes of Eskdale, Miter- dale, and Wasdale, Cumberland; and the Re t rea t of the Ice dur- ing the Main Glaciation, 57-82, figs. pls. v-vii , 83.

SMITtI, W. CAMPBELL, 296, 311, 441,608,858. See also TgOMAS, HERBERT H.

SMITH, WILLIAM, memorial tablet to, at Midford, xv.

Snead (Shropshire), Valent ian of, 871-4, 887, pl. Ix.

Soils, N'Changa distr., 505. SOLOMOn, J. D., 440. Songea Series, R u h u h u coalfields,

612-9. South Africa, Bokkeveld & Wit te-

berg plants fr., 358-68. Southfleet (Kent), sectn, a t

Baker 's Hole quarry, 49-51, fig.

SPACKMAN, F; T., obit., xci. SPATH, L. F., 169. Spencecombe lavas, 714, 727-8,

fig. Spilitic complex of S.-E. Dart-

moor, 599-602. Spiriferidm, British Carboniferous

reticulate, 516-73. Sta inton glacier-lake, 66-8,

part 4] GENERAL INDEX 915

Stenaulorhynchus stock'leyi gen. et sp. nov., 655-61, figs.; St. major sp. nov., 661 fig.

Steward 's Copse (Arundel), 89. Steythervil le (S. Afr.), fossil

p lants ft., 358-68. Sti l ton (Lincs.), 133. STOCKLEY, G. ~¢[., on the Geology

of the R u h u h u Coalfields, Tan- ganyika Terri tory, 610-22, pl. xxxviii.

Stowe Nine Churches (Northants.) , sectn, in Cornbrash at, 128-9.

S t r a t t on Audley (Oxon.), sectn. in Cornbrash at, 126-7.

Striacanthus sp., 852-3. St romatol i th l imestones, ]V[ac-

Donnell Ranges, 678-9. S t ron t ium & barium, distr ibution

in igneous rocks, 422-5. STUBBLEFIELD, C. J . , 369. Sudbrooke Park (Lincoln), seetn.

in Cornbrash at, 135-6. Sussex, ' 100-foot ' raised beach

in, 84-97. Swanscombe (Kent), 36 et seq. Sweltor granite, 187 et seq.

Tanganyika Terri tory. See Ru - huhu.

TATE, R. See Horn Scientific Expedit ion.

Tectonics of S.-W. Lleyn, 268-9. Tegulithyris bentleyi, 122, 150-1 &

pl. x ; T. bentleyi zone in North- Eastern area, 122.

Temple Bar Gap (?¢IacDonnell Ranges), 679, 690, pl. xliv.

Ter t iary Ring Complex of Slieve Gullion, 776-849.

Thames Valley (lower), Pal~eo- lithie deposits of, 35-54.

Thecodontosaurus( ? ) alophos sp. nov., 662-4, fig.

Theodoxus crenulatus horizon, Svcanscombe, 42 et seq.

Theropod gen. et sp. indef. , 664-5, fig.

TROMAS, H. D., 169, 670. T~OMAS, HERBERT H., 34, 849;

(& W. CAM1)BELL SMITH) on Xenoli ths of Igneous Origin in tile Tr6gastel-Ploumanac 'h Granite, CStes-du-Nord, France, 274-95, figs. pls. xv-xviii . See also RIckEY. J. E.

THOMPSOn, B., obit., lxxxiv- IXXXV.

Thorver ton lavas, 719; petrology of, 749-50.

Thraps ton Stat ion quarry

(Northants.), sectn, in Corn- brash at, 130-1; sectn, in quarry betw. Thraps ton & Twywell, 131-2.

TIDMARStt, W. G., 236; on the Permian lavas of Devon, 712- 73, figs. pls. xlvii-1, 774-5; DANIEL-PIDGEON F u n d awarded tO, CXX.

T~ETZE, E. E. A., obit., Ixxiii- Ixxvi.

TILLE¥, C. E., 235-6. Tiverton Valley (Devon), Permian

lavas of, 716, 729, 731 et seq. Tonalite, Loch Doon area, 4 et seq. Trachyandesite. See Para-tra-

chyandesite. Trachyte lavas, Slieve Gullion,

793-7, 802-4. Transvaal See Pa]abora. Tr6gastel-Ploumanac'h granite,

xenoliths in, 274-95. Tre-heli (S.-W. Lleyn), 247. Trilobita (Ashgillian)fr. Horton-

in-Ribblesdale, 103-4; (Valen- tian) fr. Shropshire, 897 & faunal list.

Trondhjemite, relation of Bitt]e- ford pegmat i te to, 220-2.

TROTTER, F. M., 83. TRUEMAN, A. E., 574. Tufts fr. Ruwenzori area, 376-7,

384-6, 395-6, 402-5, 413. Turjai te & turj i te, Kola penin.,

382-3, chem. anal. TURNER, Sir J., obit., xc. Twywell, sectn, in Cornbrash

betw. Thraps ton &, 131-2. See also Islip.

Ty- ru t t an sill, Carnarvonshire, 256 et seq.

Uganda, volcanic rocks fr., 370- 439. See also Katwe.

Unconformity , Pre-Cambrian- Valentian, Plowden, 867-8, pl. 1viii.

Unio karrooensis sp. nov., 630-1, pl. xl.

U ton lava, 714, 720, 726-7.

Valent ian rocks of Shropshire, s t ra t igraphy of, 859-82 ; tec- tonics of, 882-4 ; age of, 884-5 ; palmontology of, 885-90 ; palmo- geography of, 890-6 ; analytical faunal list of, 896-8.

Vanadia & ceria, Dar tmoor granite, 192-3.

Vertebrata. See Amphibia & Reptilia.

916 GENERAL INDEX [vol . l x x x v i i i

VOGT, J . H . L., Wol las ton Medal awarded to, 1-1ii.

Volcanic rocks of S.-W. Lleyn, 272; v.r. fr. Uganda , 370-439.

WAGER, L. R. , on the Geological W o r k in Eas t Greenland dur ing the Br i t i sh Arctic Air -Route Exped i t ion , 1930-31, cxxi i i - cxxiv.

W ~ T O N , 5., on some Fossil P lan t s f rom Kar roo rocks in the R u h u h u River Depression, 620- 1.

Wasda le glacier, 68; moraines of, 71-4, figs. ; W. glacier-lake, 63, 68-71; deposits of, 74-7, pl. v.

W a t e r b e a c h (Sussex), 96. Wa te rhouse Range (C. Austr.) ,

692, 695, 700, pl. xlvi. Watson , D. M. S., 668-9. WATT, J . A . See Horn Scientific

Exped i t ion . WATTS, W. W., 82. WAYLAND, E. J . , 440; on the

K a t w e crater-lake, Uganda , i-ft. WELLS, A. K. , 235, 273; Mur-

chison F u n d awarded to, lx i - lxii. o

Wenlock Shales, L o n g m y n d - Shelve area, 863 et seq. ; of Lit t le S t re t ton area, 869; of Snead, 873-4 ; of Wi lmington , 875 ; of Minsterley, 878 ; of Breidden, 882.

Wes t L o n g m y n d b o u n d a r y fault , 883-4.

Wes t e rn Metamorphic Complex, E. Greenland, 313, 346.

W e s t o w n lava, 713, 718-9, 731; pe t ro logy of, 743-5.

WHITE, E. I., 857-8. Whi te Hil l p lutonic mass, 18. WHITEHEAD, T. H. , 110. WHITTA~D, W. F., 349; on the

S t r a t ig raphy of the Valent ian Rocks of Shropshire : the L o n g m y n d - S h e l v e and Bre idden

Outcrops, 859-900, figs. pls. lviii-lxii , 902.

Wig (Carnarvonshire) , uncon- formi ty at , 241-2.

Wi lming ton (Shropshire), Valen- %ian of, 874--5, 887, pl. lxi.

W ~ s o N , J . M., obit., l x x x v - lxxxvii .

Wincher ' s Copse (hr. Arundel) , 90. WISE~AN, J . D. H. , on a Contri-

bu t ion to the Pe t ro logy of the M e t a m o r p h i c Rocks of Eas t Greenland, 312-48, figs. pls. xix & xx, 349.

Withnoeo rhyoli te , 716, 721, 730, 731-2; pe t ro logy of, 759-60, pls. xlvii & xlix.

W i t t a b a r r o w aplograni te , 222, chem. anal.

Wi t t eberg beds, fossil p lants fr., 358-68.

WOLLASTON Medal awarded to J . H. L. VOGT, 1-1ii; W. F u n d awarded to E. NEAVERSON, l x - lxi.

WOODW~D, J . E., obit. , xcii. WOODVC)~D, Sir A. S., 858; re-

elected Fore ign Secretary, xxvii. WOOLDIKIDSE, S. •V., 111. WORDIE, J . M., 348-9.

Xenocrys t s in D e v o n P e r m i a n lavas, 732-8.

Xenol i ths in D a r t m o o r grani te , 198-200, 202-16, figs. ; in Devon P e r m i a n lavas, 732-8; in por- phyr i t i c g ranophyre , Slieve Gullion, 828-9 ; in Tr4gastel- P l o u m a n a c ' h grani te , 274-95.

Yax ley (Lincs.), 133. Yorkshire , s t ra t igraphica l distri- • bu t ion of Cornbrash in, 137-41. Younger grey ' grani tes ',

N 'Changa distr. , 482-9.

Zone of Shearing, E. Greenland, 333-8.

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