List of Contributors. v 



JoLY, J., M.A. PAGE 



On a Method of Determining the Absolute Density of a Gas 

 (Plate XI.), 534 



On the Formation of Crystals of Calcium Oxide and Magne- 

 sium Oxide in the Oxyhydrogen Flame, .... 255 



See also Fitz Gerald and Joly. 



Kilroe, J. E. 



The Discovery of two Carboniferous Outliers on Slieve League, 

 Co. Donegal, 63 



On Directions of Ice-flow in the North of Ireland, as deter- 

 mined by the Observations of the Geological Survey, . 259 



KlNAHAN, G. H. 



On Irish Arenaceous Bocks (Supplement), .... 6 



Granite, Elvan, Porphyry, Felstone, Whinstone, and Meta- 

 morphic Rocks of Ireland, . . . . . .169 



On Geological Unconformabilities, ..... 283 



On the Economic Geology of Ireland (Supplement), . . 343 



Kinahan, G. H., and Clark, E. 



Slates and Clays (Bricks, &c). With Introduction and 

 Building Notes. I., ....... 69 



On the Slates and Clays of Ireland (Bricks, &c). With 

 Introduction and Building Notes. II., .... 143 



Kirby, W. F., F.Z.S. 



On the Employment of the Names proposed for Genera of 

 Orthoptera previously to 1840, ..... 556 



•J KlRKPATRICK, R. 



Reports on the Zoological Collection made by Prof. Haddon 

 in Torres Straits, Hydroida, and Polyzoa (Plates XIV. and 

 XVIL), 603 



