vi List of Contributors. 



Maxwell, Major Somerset, F.E.A.S. page 



Observations of the late Conjunction of Mars and Saturn, . 384 



O'Keilly, J. P., C.E. 



Note on some Ejecta of the Hot Springs of Tarawara, New 

 Zealand, formed since the Earthquake of 23rd June, 1886, 67 



Notes on some Assays for Gold of Rocks occurring in the 



Neighbourhood of Dublin, 450 



Rambaut, A. A., M.A. 



On the Lunar Eclipse of January 28, 1888, ... 43 



On the Shape of the Earth's Shadow projected on the Moon's 

 Disc during the Partial Phases of an Eclipse, ... 51 



Note on some Japanese Clocks lately purchased for the 

 Science and Art Museum, . . . . . . 332 



Note on the Conjunction of Saturn and Mars on 19th 

 September, 1889, 379 



Reynolds, J. Emerson, M.D., F.R.S. 



On Thiocamf — A New Disinfectant Material, . . . 360 



Scharff, Robert P., Ph.D., B.Sc. 



Review of Dohrn's Theories on the Origin of Vertebrates, . 14 



On the Occurrence of Pallas's Sandgrouse (Syrrhaptes 

 paradoxus) in Ireland, ....... 278 



Notes on a Sucking-Fish {Liparis vulgaris, Flem.) new to 

 Ireland, 484 



Smeeth, W. F., B.A., B.E. 



An Apparatus for Separating the Mineral Constituents of 

 Rocks, 58 



On a Method of Determining the Specific Gravity of Sub- 

 stances in the form of Powder, 61 



On the Dolomite of Howth (Plate III.), . . . .272 



