CONTENTS. XI 



Page 



Mr. Edward Hull on tlie Source of the Quartzose Conglomerate of the New 



Red Sandstone of the Central portion of England 91 



Mr. Charles Jecks on the Crag Formation 91 



Mr. Julius Jeffreys on the Action upon Earthy Minerals of Water in the 

 form of heated Steam, urged hy wood fuel, an experiment reported to the 

 Association at its Meeting at Glasgow in 1840 92 



The Rev. J. D. La Touche on an Estimate of the quantity of Sedimentaiy 



Deposit in the Onny 93 



on Spheroidal Structure in Silurian Rocks .... 95 



Mr. John Edward IjEe's Notice of remarkable Glacial Strite lately exposed at 



Portmadoc 95 



Mr. G. A. Lebour on the Denudation of Western Brittany 95 



's Notes on some Granites of Lower Brittany 96 



Mr. James Logan Lobley on the Distribution of the British Fossil Lamelli- 



branchiata 96 



Dr. R. J. Mann on the Gold of Natal 96 



Mr. G. Maw on the Trappean Conglomerates of Middletown Hill, Montgome- 

 ryshire , 96 



on Insect Remains and Shells from the Lower Bagshot Leaf-bed 



of Studland Bay, Dorsetshire 97 



Mr. L. C. Miall's experiments on Contortion of Moimtain Limestone 97 



IMr. C. Moore on a specimen of Teleosaunis from the Upper Lias 97 



Mr. H. Alleyne Nicholson on some New Forms of Graptolites 98 



Mr. G. Wareing Obmerod's Sketch of the Granite of the Northerly and 



Easterly Sides of Dartmoor 98 



Mr. C. W. Peach's Notice of the Discovery of Organic Remains in the Rocks 



between the Nare Head and Porthalla Cove, Cornwall 99 



Mr. W. Pengelly on the alleged occurrence of Hippopotamus major and 3Ia- 



chairodus latidens in Kent's Cavern 99 



on the Som-ce of the Miocene Clays of Bovey Tracey .... 99 



Mr. John Randall on the Denudation of the Shropshire and South Stafford- 

 shire Coal-fields 100 



Mr. J. W. Reid on the Physical Causes which have produced the unequal 



Distribution of Laud and Water between the Hemispheres 100 



Mr. J. E. Taylor on certain Phenomena in the Drift near Norwich 100 



on the Water-bearing Strata in the neighbom-hood of Norwich 100 



M. Tchihatchef's " Paleontologie de I'Asie Mineure " 100 



Professor J. Tennant on the Diamonds received from the Cape of Good Hope 



during last year 101 



Mr. James Thomson on new forms of Pteroplax and other Carboniferous 

 Labyrinthodonts, and other Meyalichthys, with Notes on their Structure 

 by Professor Young 101 



on Teeth and Dermal Structure associated with Ctena- 



canthus , 102 



Mr. N. W^hitley on the Distribution of shattered Chalk Flints and Flakes in 



Devon and Cornwall 103 



Mr. H. Woodward on the Occurrence of Stylonurus in the Comstone of Here- 

 ford 103 



on the Discovery of a large Myriapod of the genus Eu- 



phoberia in the Coal-measures of Kilmaurs 103 



