VIU CONTENTS. 



Page 



Professor Hbnnessy on the Relative Distribution of Land and Water as affect- 

 ing Climate at different Geological Epochs b(! 



Dr. H. B. HoBNBECK on some Minerals from the Isle of St. Thomas 60 



Mr. Edward Hull on the South-easterly Attenuation of the Oolitic, Liassic, 

 Triassic, and Pennian Fonnations 67 



Mr. J. Beete Jukes on the Alteration of Clay-slate and Gritstone into Mica- 

 schist and Gneiss by the Granite of Wicklow, &c 68 



Mr. J. E. Lee on some Fossil Fishes from the Strata of the Moselle 69 



on an Elephant's Grinder from the Cerithium Limestone .... 69 



Mr. M. MoGGEiDGE on the Time required for the formation of " Rolled Stones" 69 



Mr. Chahles Moohe on the Skin and Food of Ichthj-osauri and Teleosam-i . . 69 



on the Middle and Upper Lias of the West of England 70 



Sir R. I. MuHCHisoN on the Bone Beds of the Upper Ludlow Rock, and base 

 of the Old Red Sandstone 70 



Mr. Robert Mushet on an ancient Miner's Axe recently discovered in the 

 Forest of Dean. Li a letter to Richabd Beamish, Esq 71 



Professor Owen on the Dichodon cuspidatus, from the Upper Eocene of the 

 Isle of Wight and Hordwell, Hants 72 



• on some Additional Evidence of the Fossil Musk-Ox (Bubalus 



moschatus) fi-om the Wiltshire Drift 72 



on a New Species of Anoplotherioid Mammal {Dichohine 



Ovinum, Ow.) from the Upper Eocene of HordweU, Hants, with Remarks 



on the Genera Dtchobune, Xiphodon, and 3ficrotherium 72 



on a Fossil Mammal (Stereognathus Ooliticus) from the Stones- 

 field Slate 73 



on the Scelidotherimn leptocephalmn, a Megatherioid Qua- 



diTiped fi'om La Plata 73 



Mr. W. Pengelly on the Beekites found in the Red Conglomerates of Torbay 74 



Professor H. D. Rogers on the Correlation of the North American and British 



Palaeozoic Strata 75 



on the Origin of Saliferous Deposits 75 



Mr. J. W. Salter on the Great Pterijgotus (Seraphim) of Scotland, and other 



Species 75 



on some New Palaeozoic Star-fishes, compared with living 



Forms 76 



Mr. H. C. Sorby's Description of a Working Model to illustrate the formation 



of " Drift-bedding " (a kind of false stratification) 77 



on the Magnesian Limestone having been formed by the 



alteration of an ordinaiy calcareous deposit 77 



on the Microscopical Striictui'e of Mica-Schist 78 



Rev. W. Symonds on some Phenomena in the Malvern District 78 



on the Rocks of Dean Forest 78 



Mr. E. Vivian's Researches in Kent's Cavern, Torquay, with the original MS. 

 Memoir of its first opening, by the late Rev. J. MacEnery (long supposed 

 to have been lost), and the Report of the Sub-Committee of the Torquay 

 Natiu'al History Society 78 



Captain Woodall on the Evidence of a Reef of Lower Lias Rock, extending 

 from Robin Hood's Bay to the neighbourhood of Flamborough Head 80 



Dr. Thomas Wright on the OccuiTence of Upper Lias Ammonites in the 

 (so-called) Basement Beds of the Inferior Oolite 80 



