CONTENTS OF CUERENT VOLUME. 



(XXIV.) 



Section A. — Mathematical, Astronomical, and Physical Science — 



1. — On the Creeping of Liquids and on the Surface 'I'eiision of Mixtures. 



Bjf FitEDi-mrcK T. Ti^outon, D.Sc, F.R.S. 

 2. — Integrals depending on a Single duaternion Variable. By Ciiaules 



Jasper Jolt, M.A., D.Sc, F.T.C.D. 

 3. — Some Experiments on Denudation by Solution in Kresh and Salt 



Water. By J. Jolt, D.Sc, F.R.S., F.G.S. 

 4. — Some Properties of a certain Quintic Curve. By the Rev. W. R. 



Westropp Roberts, B.D., F.T.C.D, 

 5. — The Multi-linear Quaternion Function. By Charles Jasper Jolt, 



M.A., D.Sc, F.T.C.D., RoyalAstronomer of Ireland, and Andrews' 



Professor of Astronomy in the University of Dublin. 

 6. — On Bicursal Curves. By Rev. William Ralph Wkstropp Roberts, 



M.A., Fellow of Trinity College, Dublin. 

 7. — The Greometrical Meaning of Cay ley's Formulae of Orthogonal 



Transformation. By C. H. Hinxon, Patent Office, U.S.A. 

 8. — Method of obtaining the Cubic Curve having three given Conies as 



Polar Conies. By J. P. Johnstoit, So.D. 



Section B. — Biological, Geological, and Chemical Science — 



1. — On Types of Distribution in the Irish Flora. By Robert Llotd 



Praeger, B.A., B.E. 

 2. — Gleanings in Irish Topographical Botany. By Robert Llotd 



Praeger, B.A., B.E. 

 3. — On the Waste of the Coast of Ireland as a Factor in Irish History. 



By J. P. O'Reillt, C.E. 

 4. — On Composite Gneisses in Boylagh, West Donegal. By Grenville 



A. J. Cole, F.G.S. (Plates L to V.) 

 5. — A List of Irish Echinoderms. By A. R. Nichols, M.A., being a 



Report from the Fauna and Flora Committee. 

 6. — Some Remarks on the Atlantis Problem. By R. F. Scharff, B.Sc, 



Ph.D. 

 7. — Abstract of a Physiological Hypothesis to explain the Winter 



Whitening of Mammals and Birds inhabiting Snowy Countries, 



and the more striking points in the Distrilmtion of White in 

 ^ Vertebrates generally. By Captain G. E. H. Barrktt- 



Hamilton, B.A., F.Z.S., M.R.I.A. 

 8. — An Addition to the List of British Boreal Mammals. By Captain 



G. E. H. Barrett-Hamilton, B.A., F.Z.S., M.R.I.A. 

 9. — On the Relationships between the Classes of the Arthropoda. By 



Gi'.ORGE H. Carpenter, B.Sc. Lond., M.R.I.A., of the Science 



and Art Museum, Dublin. (Plate VI.) 

 10. — The Intrusive Gneiss of Tirerrill and Drumahair. By Grenvixle 



A. J. Cole, M.R.I.A., F.G.S,, Professor of Geology in the Royal 



College of Science for Ireland, 

 n. — Report on the Ox Mountain Rocks and their probable Continuation 



from Galway and Mayo into Donegal, Tyrone, and Londonderry. 



By Alex. M'Henry, M.R.I.A. 

 12. — The Synthesis of Glycosides : Some Derivatives ofArabinose. By 



Hugh Ryan, M.A., D.Sc, F.R.U.I., and George Ebuill, B.A., 



Catholic University Seliool of Medicine, Dublin. 



