PROCEEDINGS OF THE GEOLOGICAL SOCIETY OF LONDON. SESSION 1909-1910. November 3rd, 1909. Prof. W. J. SOLLAS, LL.D., Sc.D., F.R.S., President, in the Chair. The List of Donations to the Library was read. The following communications were read :-- 1. ' Certain Jurassic (Lias-Oolite) Strata of South Dorset, and their Correlation.' :By S. S. Buckman, F.G.S. 2. ' Certain Jurassic (" Inferior Oolite ") Ammonites and Brachio- poda.' :By S. S. Buckman, F.G.S. 3. ' The Granite-Ridges of Kharga Oasis : Intrusive or Tectonic?'1 By William Fraser [-[ume, D.Sc., A.R.S.M., F.G.S., Director of the Geological Survey of Egypt. 4. ' The Cretaceous and Eocene Strata of Egypt.' By William Fraser ]-[ume, D.Sc., A.R.S.M., F.G.S., Director of the Geological Survey of Egypt. The following specimens and maps were exhibited :- Ammonites, etc. from the ' Inferior Oolite,' exhibited by S. S. :Buckman, F.G.S., in illustration of his papers. Fossils, rock-specimens, and lantern-slides, exhibited by Dr. W. F. Hum~, A.R.S.M., F.G.S., in illustration of his papers. Carte g4ologique internationale de rEurope, i.~oo.ooo1 : Livraison V[, Sheets EII, F II, F III, Berlin, 1909 ; prese~lted by the Map Com- mission of the International Geological Congress. l Withdrawn by permission of the Council. VOL. LXVI. PROCEEDINGS OF THE GEOLOGICAL SOCIET~'. [Feb. IOIO, :November 17th, 1909. Prof. W. J. SOLLAS, LL.D., Sc.D., F.R.S., President, in the Chair. James Alexander Haddon Armstrong, Dumisa, via Esperanza (Natal); Robert Alexander Farquharson, B.A., St. 5ohn's College, Oxford; George Arthur Green, Civil Engineer, P.W.D., Bombay (India); and John H. Wylie, 6 Watch Bell Sbreeb, Rye (Sussex), were elected Fellows of the Society. The List of Donations to the Library was read. The following communications were read :-- 1. ' The Geology of :Nyasaland.' By Arthur R. Andrew, F.G.S., and T. Esmond Geoffrey Bailey, B.A., F.G.S. With a Description of the Fossil Flora, by E. A. Newell Arber, M.A., F.G.S. ; Notes on the Non-Marine Fossil Mollusca, by Richard Bullen Newton, F.G.S. ; and a Description of the Fish-Scales of Colobodus, etc., by Ramsay ]:[eatley Traquair, M.D., F.R.S., F.G.S. 2. ' The Faunal Succession of the Upper Bernician.' ~ By Stanley Smith, M.Sc., F.G.S. 3. ' :Notes on the Dyke at Crookdene (Northumberland), and its Relations to the Collywell, Tynemouth, and Morpeth Dykes.' By Miss M. K. Heslop, M.Sc., and Dr. J. A. Smythe. (Communicated by Pros G. A. Lebour, M.A., D.Sc., F.G.S.) The following specimens, lantern-slides, etc. were exhibited :- Fossils from Nyasaland and lantern-slides, exhibited by A. R. Andrew, F.G.S., and T. E. G. Bailey, B.A., F.G.S., in illustration of their paper and appendices. Specimens from the Upper Bernieian of Northumberland, ex- hibited by Stanley smith, M.Se., F.G.S., in illustration of his paper. Specimens, rock-sections, and lantern-slides, exhibited by Prof. G. A. Lebour, M.A., D.Sc., F.G.S., in illustration of the paper On the Crookdene Dyke by Miss M. K. Heslop, M.Se., and Dr. J. A. Smythe. The type-scale of Acrolepis (?) africana, discovered by the late Prof. Henry Drummond, exhibited by Dr. R. H. Traquair, F.R.S., F.G.S. A photographic transcript, made and exhibited by F. Edward :Norris, F.G.S., of a record of an earthquake on November 10th, given by a newly erected seismograph at Guildford. Crystals of gypsum formed ia the sands of Karachungul Lake, Gutiew District (Uralsk Prey.), near the north-eastern corner of the Caspian Sea, exhibited by W. ]=[. Dalton, F.G.S., F.C.S. i Withdrawn by permission of the Council. ~176176 Vol. 66.] PROCEEDIN(IS OF THE 6EOLOGICAL SOCIETY. Ill December 1st, 1909. Prof. W. J. SOL,AS, LL.D., Sc.D., F.R.S., President, in the Chair. Charles E. Ashcroft, Raniganj, Bengal (India); Sidney Bates, Prudhoe Grange, Prudhoe-on-Tyne ; William Henry Booth, 20 Queen Anne's Gate, S.W. ; Cyril :Edward N. Bromehead, B.A., Museum, Jermyn Street, S.W. ; Charles Barrington Brown, jun., B.A., Caius College, Cambridge; Reginald Cyril Herbert Cooke, F.C.S., London and Rhodesia; Edward Percy Currall, B.Sc., Hampton Road, Solihull, Birmingham; Charles J. Fauvel, 810 Salisbury House, London Wall, E.C. ; Alexander Moncrieff Finlayson, M.Sc., Im- perial College of Science & Technology, South Kensington, S.W.; Ann Ghose, Banganapalli, Madras Presidency (India) ; George John Selkirk Hollister, B.Sc., Iverleigh, Scalpcliffe Road, Burton-on- Trent; William A. Jenkin, 5 Bclla Vista, Rio Tinto (Spain); William John, Sea View, Cefn Cribbwr, Bridgend (Glamorgan); Lieut.-Colonel John Lloyd Jones , I.M.S., United Service Club, Calcutta (India); Manoel Arrojado Lisbon, A.R.S.M., A.R.C.S., Villa Japurj, Petropolis, Rio de Janeiro ; John Henry Lofthouse, Lyell ttouse, ]:[arrogate ; Arthur Longbottom, B.A., 50 Braemar Avenue, Wimbledon Park, S.W. ; Charles Nairne, Dishargarh P.O., Bengal (]ndia), and Seafield Road, Dundee; John J. Nichol], 52 Pulteney Road, Oxford Villas, South Woodford (Essex); Frank Oxley, Baxterby, near Atherstone (Warwickshire); R. Woodhouse l'ocock, 28 Blomfield Road, Maida Vale, W.; Manmatha Kumar Ray, B.Sc., Purbasthali, Bengal (India); James Romanes, B.A., Christ's College, Cambridge; Eric William Seeman, A.R.S.M., St. Chad's, Ealing, W. ; John Powers Smith, 1 Crawford S~reet, Dunedin (New Zealand); Francis Mackworth Trefusis, B.A., Exeter College, Oxford; Henry Titus Wakelane, M.Inst.C.E., Woodlawn, Teddington; and J. Penry Cyril Williams, Ph.D., P.O. Box 4, Calcutta (India), were elected Fellows of the Society. The List of Donations to the Library was read. The PRESIDENT announced that Fellows were invited to send in to the Secretary, so as to reach him not later than January 10th, 1910, the names of any Fellow or Fellows whom they might desire to see placed on the Council. All names so sent in would be carefully considered by the Council, in making their recom- mendations to the Fellows at the Annual General Meeting. The following communications were read :-- 1. 'The Tremadoc Slates and Associated Rocks of South-East Carnarvonshire.' By William George Fearnsides, M.A., F.G.S., Fellow of, and Lecturer in Natural Sciences at, Sidney Sussex College, Cambridge. iv PEOCE~VI~QS OF THE GEOLOGICAL SOCIETY. [Feb. IgIO , 2.' On some Small Trilobites from the Cambrian Rocks of Comley ~Shropshire).' By Edgar Sterling Cobbold, F.G.S. 3. ' The Rocks of Pulau Ubin and Pulau Nanas (Singapore).' By John Brooke Scrivenor, M-.A., F.G.S. 4. 'The Tourmaline-Corundum Rocks of Kinta (Federated Malay States).' By John Brooke Scrivenor, M.A., F.G.S. The following specimens and lantern-slides were exhibited :-- Rock-specimens and fossils from South-East Carnarvonshire, exhibited bjT W. G. Fearnsides, M.A., :F.G.S., in illustration of his paper. Specimens of Cambrian trilobites and lantern-slides, exhibited by E. S. Cobbold, F.G.S., in illustration of his paper. Rock-specimens and microscope-sections, exhibited by J. B. Serivenor, M.A., F.G.S., in illustration of his papers. December 15th, 1909. Prof. W. J. SOLLAS, LL.D., Sc.D., F.R.S., President, in the Chair. David A. Louis, F.I.C., F.C.S., 123 Pall Mall, S.W. ; Frederick William Moon, B.E., e/o Messrs. S. Pearson & Son, Ltd., Oilfields Dept., Coatzaeoalcos, Vera Cruz (Mexico); and Edward Wilton Newton, Secretary of the Royal Cornwall Polytechnic Society, 4 Cross Street, Camborne (Cornwall), were elected Fellows of the Society. The List of Donations to the Library was read. The following communications were read :~ 1. ' The Skiddaw Granite and its Metamorphism.' By Robert Heron Rastall, M.A., F.G.S. 2. ' The Metallogeny of the British Isles.' By Alexander Mon- crieff Finlayson, M.Sc., F.G.S. 3. ' The Geological Structure of Southern Rhodesia.' By Frederic Philip Mennell, F.G.S. The following specimens and lantern-slides were exhibited :- Rock-specimens and lantern-slides, exhibited by R. H. Rastall, M.A., F.G.S., in illustration of his paper. A specimen showing stones naturally embedded in woody tissue, from Syndale, near Faversham, exhibited by Cecil Carus-Wilson, F.R.S.E., F.G.S. Vol. 66.] PROCEEW~OSOF THE GEOLOGICAL SOCIETY. January 12th, 1910. Prof. W. J. SOLUAS, LL.D., Sc.D., F.R.S., President, in the Chair. The List of Donations to the Library was read. The following Fellows of the Society, nominated by the Council, were elected Auditors of the Society's Accounts for the preceding year :--G~'oRon WILI~IA~ YOUNG and JOH~ HOPKZ~SO~, F.L.S. The following communications were read :-- 1. ' On the Igneous and Associated Sedimentary Rocks of the Glensaul District (County Galway).' By Charles Irving Gardiner, M.A., F.G.S., and Prof. Sidney Hugh Reynolds, )I.A., F.G.S. ; with a Palaeontological Appendix by Frederick Richard Cowper Reed, M:A., F.G.S. 2. ' The Gneisses and Altered Dacites of the Dandenong District (Victoria), and their Relations to the Dacites and to the Grano- Diorites of the Area.' :By Prof. Ernest Willington Skeats, D.Sc., F.G.S. 3. ':Recent Improvements in Rock-Section Cutting Apparatus. '1 By H. J. Grayson. (Communicated by Profi E. W. Skeats, D.Sc., F.G.S.) The following specimens were exhibited :-- A series of rock-specimens, graptolites, trilobites, and other fossils, from the Glensaul district, exhibited by C. I. Gardiner, M.A., F.G.S., Prof. S. H. Reynolds, M.A., F.G.S., and F.