List of the Gontrihutors. vii 



Hull, Edward, B.A. page 



On the Origin and probable Structure of the Doinite 



Mountains of Central France, . . . . .145 



KiNAHAN, GeRRARD A. 



"Black Sand" in the Drift North of Greystones_, Co. 



Wicklow, ........ 165 



On the Mode of Occurrence and Winning of Gold in 



Ireland. Plates 20 and 21, 263 



Some Notes on the Geology of Bray Head, with a Geo- 

 logical Map and Sections. Plates 24, 25, 26, . . 329 

 {See also Aegall, Philip). 



KiNAHAN, G. H., M.R.I.A., &c.. President Royal Geological 



Society, Ireland. 



Cork Rocks, . . . . . . . . 47 



On the thicknesses of the Irish Bedded Rocks. Plates 7 



and 8, 108 



Anniversary address to the Royal Geological Society of 



Ireland, . .109 



Glacial Moraines on Mount Leinster, Counties Wexford 



and Carlow. Plates 27, 28, and 29, . . . .334 



Palseozoic Rocks of Galway and elsewhere in Ireland, said 



to be Laurentians. Plates 30, 31, and 32, . , 347 



M'Ardlb, David. 



Notes on some New or Rare Irish Hepaticae. Plates 5 



and 6, . . . . . . . . . 17 



Ogilby, J. Douglas. 



A Catalogue of Bii-ds obtained in Navarro County, Texas, 169 



Reynolds, J. Emerson, M. D., F.R.S., Professor of Chemistry, 

 University of Dublin. 



On a New Analysis of the Lucan Sulphur Spa, . . 258 



