1868.
April 8th. — On the Thickness of the Carboniferous Rocks of the Pendle Range of Hills, Lancashire, as illustrating the Author's views regarding the " South-easterly Attenuation of the Carboniferous Sedimentary Strata of the North of England," by Edward Hull, Esq., M.A., F.R.S., F.G.S.
—Observations on the Relative Ages of the Leading Physical Features and Lines of Elevation of the Carboniferous District of Lancashire and Yorkshire. By Edward Hull, Esq., M.A., F.R.S., F.G.S.
—On a Saliferous Deposit in St. Domingo, by D. Hatch, Esq. ; communicated by Sir R. I. Murchison, Bart., K.C.B., F.R.S., V.P.G.S.
April 22nd. — On the Disposition of Iron in variegated Strata, by George Maw, Esq., F.L.S., F.G.S., &c.
—On the Older Rocks of South Devon and East Cornwall, by Harvey B. Holl, M.D., F.G.S.
May 6th. — On the Quaternary Gravels of England. By Alfred Tylor, Esq., F.L.S., F.G.S.
May 20th. — On the Eruption of the Kaimeni of Santorin, by Dr. J. S. Julius Schmidt ; communicated by Sir R. I. Murchison, Bart., K.C.B., F.R.S., V.P.G.S.
—On the Structure of the Crag-beds of Norfolk and Suffolk, with some Observations on their Organic Remains — Part 11. The Red Crag of Suffolk, by Joseph Prestwich, Esq., F.R.S., F.G.S.
June 3rd. — On some Carboniferous corals, by James Thomson, Esq.; communicated by Dr. P. M. Duncan, F.R.S., Sec. G.S.
—On the Pebble-beds of Middlesex, Essex, and Herts, by Searles V. Wood, Jun., Esq., F.G.S.
—On the Lower Cretaceous Beds of the Bas-Boulonnais, with Notes on their English equivalents, by William Topley, Esq., F.G.S.
—Note on the Mendip Anticlinal, by C. H. Weston, Esq., F.G.S.
June 17th. — On the Distribution of Stone Implements in Southern India, by E. Bruce Foote, Esq., F.G.S.
— On worked Flints from Carrickfergus and Lame, by G. Y. Du Never, Esq. ; communicated by Sir R. I. Murchison, Bart., K.C.B., F.R.S., V.P.G.S.
—On the Diminution of the Volume of the Sea during past Geological Epochs, by Andrew Murray, Esq., F.L.S. ; communicated by the President.
—Has the Asiatic Elephant been found in a Fossil State?, by A. Leith Adams, M.B., F.G.S. ; with some Additional Remarks, by G. Busk, Esq., F.R.S., F.G.S.
—On the Characters of some new Eossil Eish from the Lias of Lyme Regis, by Sir Philip de M. Grey Egerton, Bart, M.P., F.R.S., F.G.S.
