PROCEEDINGS

OF THE

GEOLOGICAL SOCIETY OF LONDON.

SESSION 1874-75.

November 4, 1874.

JOHN EVANS, Esq., V.P.R.S., President, in the Chair.

Henry Michell Whitley, Civil Engineer, Assoc.Inst.C.E., Secretary for London of the Royal Institution of Cornwall, 4 Great Queen Street, Westminster, and Horatio Brothers, Esq., M.Inst. C.E., Engineer to the Western Division of the Chartered Gas-light and Coke Company, 1 Bessborough Street, S.W., were elected Fellows of the Society.

The List of Donations to the Library was read.

Specimens of Livingstonite, a new mineral (sulphide of antimony and mercury) from Huitzuco, Mexico; presented by its describer, Don Mariano Barcena.

Specimens of Bauxite from Les Baux, Bouches du Rhône; presented by John Evans, Esq., V.P.R.S., Pres. G.S.

"Notes on the Comparative Microscopic Rock-structure of some Ancient and Modern Volcanic Rocks." By J. Clifton Ward, Esq., F.G.S.

November 18, 1874.

JOHN EVANS, Esq., V.P.R.S., President, in the Chair.

George Harry Piper, Esq., Solicitor, of Court House, Ledbury; John Peter, Esq., of Ivy House, Bala; and C. J. Homer, Esq., of Chatterley Hall, Tunstall, were elected Fellows of the Society.

The List of Donations to the Library was read.

The following communications were read:

1. "On Fossil Evidences of a Sirenian Mammal (Eotherium ægyptiacum, Ow.) from the Nummulitic Eocene of the Mokattam Cliffs, near Cairo." By Prof. Owen, F.R.S., F.G.S., &c.

2. "On the Geology of North-west Lincolnshire." By the Rev. J. E. Cross, M.A., F.G.S.

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The following specimens were exhibited :

Cast of the brain and fragments of the skull of Eotherium ægyptiacum; exhibited by Prof. Owen, in illustration of his paper.

Oolitic and Liassic Fossils from Lincolnshire; exhibited by the Rev. J. E. Cross, in illustration of his paper.

Fragments of Jaws of Elephas primigenius from Crayford; exhibited by Prof. Tennant, F.G.S.

December 2, 1874.

JOHN EVANS, Esq., V.P.R.S., President, in the Chair.

Señor Carlos Alfonso Gonzalez y Orbegoso, of Lima and Truxillo, Peru; George F. Playne, Esq., of Whitecroft, Nailsworth, Gloucestershire; Thomas Cotton, Esq., M.D., 214 Seven Sisters' Road, Holloway, N.; Henry Mere Ormerod, Esq., Clarence Street, Manchester; Samuel Herbert Cox, Esq., F.C.S., of the Geological Survey of New Zealand; the Rev. Henry Mahony Davey, M.A., Portfield Vicarage, near Chichester; William Nicholas, Esq., of the Scientific Branch of the Mining Department of Victoria, Melbourne; Henry Wilson, Esq., Marske-by-the-Sea, Yorkshire; James Paterson, Esq., Warrington; Arthur Henry Stokes, Esq., one of H.M. Inspectors of Mines, Derby; Arthur Dudley Dobson, Esq., C.E., Nelson, New Zealand; G. F. Adams, Esq., Č.E., Guildhall Chambers, Cardiff; Valentine Ball, Esq., M.A., Geological Survey of India, Hastings Street, Calcutta; C. L. Griesbach, Esq., 64 Elgin Crescent, W.; Alexander Grant, Esq., M.A., of Mayleigh, Petersham, Surrey; and George J. Hinde, Esq., of Yorkville, near Toronto, Canada West, were elected Fellows of the Society.

The List of Donations to the Library was read.

Fossils from the Oolitic and Liassic deposits of North-west Lincolnshire were presented by the Rev. J. E. Cross, F.G.S.

The following communications were read:

1. "On the Femur of Cryptosaurus eumerus (Seeley), a Dinosaur from the Oxford Clay of Great Gransden." By Harry Govier Seeley, Esq., F.L.S., F.G.S., Professor of Physical Geography in the Bedford College, London.

2. "On the Succession of the Ancient Rocks in the vicinity of St. David's, Pembrokeshire, with special reference to those of the Arenig and Llandeilo groups and their fossil contents." By Henry Hicks, F.G.S.

The following specimens were exhibited :

Fossils from the Arenig and Llandeilo rocks of St. David's; exhibited by Mr. Hicks.

Graptolites from the Arenig and Llandeilo rocks of St. David's; exhibited by Mr. Hopkinson.

December 16, 1874.

JOHN EVANS, Esq., V.P.R.S., President, in the Chair.

Thomas Warburton, Esq., 11 Grange Road, Canonbury Park, N.; William Watts, Esq., of Piethorne, Rochdale; J. G. Grenfell, Esq., B.A., of Clifton College, Bristol; Thomas Karr Callard, Esq., 4 Blenheim Terrace, St. John's Wood, N.W.; Jeremiah Slade, Esq., 100 Barnsbury Road, N.; Henry Stopes, Esq., East Hill, Colchester; John Gibson, Esq., M.A., Albert College, Belleville, Ontario, Canada; Ramsay Heatley Traquair, Esq., M.D., Keeper of the Natural-History Collections in the Edinburgh Museum of Science and Art, 28 Upper Gray Street, Newington, Edinburgh; and Robert O. Cunningham, Esq., M.D., F.L.S., Professor of Natural History, Queen's College, Belfast, were elected Fellows of the Society.

The List of Donations to the Library was read.

The following communications were read:—

1. "Descriptions of the Graptolites of the Arenig and Llandeilo Rocks of St. David's." By John Hopkinson, Esq., F.G.S., and Charles Lapworth, Esq., F.G.S.

2. "On the Age and Correlations of the Plant-bearing series of India, and the former existence of an Indo-Oceanic Continent." By H. F. Blanford, Esq., F.G.S.

January 13, 1875.

JOHN EVANS, Esq., V.P.R.S., President, in the Chair.

George Guillaume André, Esq., Civil and Mining Engineer, 16 Craven Street, Strand, W.C.; Alexander Brogden, Esq., 51 Prince's Gate, W.; Alfred Eugene Craven, Esq., Kenwood Bank, Sharrow, Sheffield; George Welland Mackenzie, Esq., F.R.C.S., L.R.C.P., 15 Hans Place, S.W.; Major Thomas Benton Brooks, of the Geological Survey of Michigan and Wisconsin, Marquette, Lake Superior; Conway Lloyd Morgan, Esq., Assoc. R.S.M., Weybridge Heath, Surrey; Walter Flight, Esq., D.Sc.Lond., of the Mineral Department of the British Museum, 51 Lincoln's Inn Fields, W.C.; Douglas H. Gordon, Esq., of the Geological Department of the British Museum, 6 Chichester Road, Westbourne Square, W.; Arthur White, Esq., The Cedars, Hammersmith Road, W.; and Charles Callaway, Esq., M.A., B.Sc., Curator of the Sheffield Town Museum, 283 Glossop Road, Sheffield, were elected Fellows; and M. Paul Gervais, of Montpellier, and Prof. F. Sandberger, of Würzburg, Foreign Members of the Society.

The List of Donations to the Library was read.

The following communications were read :

:

1. "On the Kimmeridge Clay of England." By the Rev. J. F. Blake, M.A., F.G.S.

2. "Note on Pelobatochelys Blakei and other Vertebrate Fossils obtained by the Rev. J. F. Blake from the Kimmeridge Clay." By Harry Govier Seeley, Esq., F.L.S., F.G.S., Professor of Physical Geography in the Bedford College, London.

3. "On the Cambridge Gault and Greensand." By A. J. JukesBrowne, Esq., F.G.S.

The following specimens were exhibited :—

Fossils from the Kimmeridge Clay; exhibited by the Rev. J. F. Blake, in illustration of his paper.

Fossils from the Cambridge Gault and Greensand; exhibited by

1. "On the Structure and Age of Arthur's Seat, Edinburgh." By John W. Judd, Esq., F.G.S.

2. "The Glaciation of the Southern part of the Lake-District, and the Glacial Origin of the Lake-basins of Cumberland and Westmoreland."-Second Paper. By J. Clifton Ward, Esq., F.G.S.

The following specimens were exhibited :

Diamonds and other minerals; exhibited by Prof. Tennant, F.G.S. Photographs of the South-African Diamond-fields; exhibited by Prof. Tennant, F.G.S., on behalf of Mr. Ford.

Six specimens of Slate, showing "faulting;" exhibited by Mr. C. E. De Rance, F.G.S.

February 10, 1875.

JOHN EVANS, Esq., V.P.R.S., President, in the Chair.

The Rev. J. Jackson Goadby, Henley-on-Thames; Ernest Howard Griffiths, Esq., B.A., of Sydney Sussex College, Cambridge; John Harte, Esq., Science Master at Shaftesbury Hall, Battersea; Joseph Carne Ross, Esq., Penzance; Dr. Reinhold Fritzgärtner, 33 Marton Road, Middlesboro'-on-Tees; W. H. Wilson, Esq., Ph.D., F.C.S., Professor of Physical Science, Presidency College, Madras; Henry J. Johnston Lavis, Esq., University College, London; Hortensius Huxham, Esq., Swansea; J. M. Black, Esq., 19 Bishopsgate Street Within, E.C.; and Henry Norton, Esq., Unthank's Road, Norwich, were elected Fellows of the Society.

The List of Donations to the Library was read.

1. "The Phosphorite Deposits of North Wales." By D. C. Davies, Esq., F.G.S.

2. "On the Bone-Caves in the Neighbourhood of Castleton, Derbyshire." By Rooke Pennington, Esq., LL.B. Communicated by Prof. W. Boyd Dawkins, F.R.S., F.G.S.

3. "The Mammalia found at Windy Knoll." By Prof. W. Boyd Dawkins, M.A., F.R.S., F.G.S.

The following specimens were exhibited :

Specimens of Phosphorite and associated materials; exhibited by D. C. Davies, Esq., in illustration of his paper.

Fossil bones from the fissures in Windy-Knoll Quarry; exhibited by R. Pennington, Esq., in illustration of his and Prof. Boyd Dawkins's papers.

Bones from a cave in Raygill Quarry, near Skipton, Yorkshire; exhibited by R. H. Tiddeman, Esq., F.G.S.

ANNUAL GENERAL MEETING,
February 19, 1875.

JOHN EVANS, Esq., V.P.R.S., President, in the Chair.

REPORT OF THE COUNCIL FOR 1874.

In presenting their Report for the year 1874, the Council of the Geological Society have again the pleasure of congratulating the Fellows on the prosperity of the Society.

The number of new Fellows elected during the year is 70, of whom 53 paid their fees before the end of the year, making, with

VOL. XXXI.

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