CONTENTS. 



Page 



Thoughts on Dover Cliffs. By the Editor. {With Plate and Woodcuts.) . . 281 

 ]S T otes of Cretaceous Foraminifera. By Professor Rupert J ones . . . . 293 

 Correspondence : — 



Causes of Cosmical Changes of Temperature on our Planet. By Dr. Leslie . 298 

 The Portland Fissures : — 



Eev. T. D. Allen on . ..... . . . , . 296 



Mr. W. Pengelly on . . . ... . . . . .298 



The Bone Spear-head from the Essex Coprolite Beds : Mr. J. R. Mortimer on . 295 



Foreign Intelligence : — 



On the former Connection of Northern Africa with Southern Europe. By Pro- 

 fessor Stjess ... . . . . . . . . . . 299 



On the Physical Condition of the Grulf of Quarnero. By Count Marschall . 303 



Proceedings of Geological Societies : — 



Dudley Geological Society ........... 307 



Manchester Geological Society . . . . . . . . . . • 307 



Notes and Queries : — 



Granite Rocks of Donegal. By Mr. R. H. Scott 311 



Hyhodus and other Fossils. By Professor Rupert Jones 312 



List of Mammals 314 



Footprints in Cambrian Slates . . - . . . . . . 315 



Ancient Canoe . . . . . . ... . . . 318 



Miscellaneous Notices ............. 319 



Reviews >. — 



Correlation of the Physical Sciences. By Professor Ansted .... 319 



CORRESPONDENTS. 



Communications received from Mr. Andrew Taylor, Edinburgh ; M. Desnoyees, 

 Paris ; M. Boucher de Perthes, Abbeville ; Mr. W. Pengelly, Torquay ; Professor T. 

 Rupert Jones, Aldershott ; Count Marschall, Vienna ; Rev. T, S. Dickson, Lincoln ; 

 Mr. J. R. Mortimer, Fimber ; Dr. Leslie, Tunbridge ; Rev. T. Allen. 



BOOKS RECEIVED. * 



The Necessary Existence of God. By W. H. Gillespie (Russel Edition). London: 

 Houlston and Wright. Edinburgh : Nimmo. 1863. 



The Correlation of the Natural History Sciences, — being the Rede Lecture delivered 

 before the University of Oxford, 12th May, 1863. By D. T. Ansted, M.A., F.R.S. Lon- 

 don and Cambridge : Maemillan and Co. 1863. 



Una Lezione del Professor Cav. G. Capcllmi. 



Transactions of the Tyneside Naturalists' Field Club. Vol. IV. Part Y. Newcastle- 

 upon-Tyne : Dodsworth. 1863. 



The Angler-Naturalist. By Tf. C. Pennell. London : J. Van Voorst. 1863. 



The Mines of South Australia. By J. B. Austin. Adelaide : Platte, and others. 

 London : Longman and Co. 1863. 



Sur les Indices materiels de la Coexistence de rilomme avec YEleplias meridionalis 

 dans mi Terrain des Environs de Chartres plus ancien que les terrains de transport qua- 

 ternaires des vallees de la Somme et dela Seine. Par M. F. Desnoyers. 



