CONTENTS. XI 



Page 



GEOLOGY. 

 Baron F. Anca's Notes ou two newly discovered Ossiferous Caves in Sicily ... 73 

 Sir David Brewster's Details respecting a Nail found in Kingoodie Quarry, 



1843 73 



Rev. P. B. Brodie on the Stratigrapliical Position of certain Species of Corals 



in the Lias 73 



Mr. John Allan Broun on the Velocity of Earthquake Shocks in the Laterite 



of India • 74 



Rev. J. C. Clutterbuck on the Course of the Thames from Lechlade to 



Windsor, as ruled by the Geological Formations over which it passes 75 



Professor Daubeny's Remarks on the Elevation Theory of Volcanos 75 



Rev. J. B. P. Dennis on the Mode of Flight of the Pterodactyles of the Copro- 

 lite Bed near Cambridge 76 



Rev. J. Dingle on the Corrugation of Strata in the Vicinity of Mountain 

 Ranges 77 



Sir Philip de M. Grey Egerton's Remarks on the Ichthyolites of Farnell 

 Road 77 



. on a New Form of fchthyolite discovered 



by Mr. Peach 78 



M. A. Favre on Circular Chains in the Savoy Alps 78 



Mr. Alphonse Gages on some Transformations of Iron Pyrites in connexion 



with Organic Remains 79 



Dr. Geinitz on Snow Crystals observed at Dresden 79 



. on the Silurian Formation in the District of Wilsdruff 79 



Professor Harkness on the Metamorphic Rocks of the North of Ireland 79 



Dr. Hector's Notes on the Geology of Captain Palliser's Expedition in British 

 North America 80 



Professor F. von Hochstetter's Remarks on the Geology of New Zealand, 

 illustrated by Geological Maps, Drawings, and Photographs 81 



Observations upon the Geological Fea- 

 tures of the Volcanic Island of St. Paul, in the South Indian Ocean, illus- 

 trated by a Model in Relief of the Island, made by Captain Cybulz, of the 

 Australian Artillery 81 



Mr. E. Hull on the Six-inch Maps of the Geological Survey 81 



on the Blenheim Iron Ore ; and the Thickness of the Formations 



below the Great Oolite at Stonesfield, Oxfordshire 81 



Mr. T. Sterry Hunt's Note on some Points in Chemical Geology 83 



Mr. J. Beete Jukes on the Igueous Rocks interstratified with the Carbonife- 

 rous Limestones of the Basin of Limerick 84 



Mr. J. A. Knipe on the Tynedale Coal-field and the Whin-sill of Cumberland 

 and Northumberland 86 



Dr. W. Lauder Lindsay on the Eruption in May I860, of the Kotlugja Vol- 

 cano in Iceland 86 



Rev. W. Lister on some Reptilian Foot-prints from the New Red Sandstone, 

 north of Wolverhampton 87 



Rev. W. Mitchell and Professor Tennant on the Koh-i-Noor previous to 

 its Cutting 87 



Mr. C. Moore on the Contents of Three Square Yards of Triassic Drift 87 



Mr. William Molyneux's Remarks on Fossil Fish from the North Stafford- 

 shire Coal Fields 88 



