vi List of the Contributors. 



JoHNSoiir, Eev. W. F., M.A., F.E.S., and Halbert, J. N. page 



A List of the Beetles of Ireland, . . . . .535 



Johnson, Swift Payne, M.A. 



Supposed autograph Letter of JBishop Berkeley in the 



Library of the Royal Irish Academy, . . . 272 



Jolt, Chaeles J., Sc.D., F.T.C.D. 



On the place of the Ausdehnungslehre in the general 



associative Algebra of the Quaternion type, . . 13 



Kinahan, Geoege Henet. 



The Beaufort's Dyke, oif the coast of the Mull of 



Galloway. (Plate Y.), 26 



Knowies, "WiLiiAM James. 



The fourth Report on the Prehistoric Remains from the 



Sandhills of the coast of Ireland. (Plate XVIII. ), 331 



Lawloe, Rev. Hugh Jackson, D.D. 



Primate Ussher's Library before 1641, . . . .216 



McAedle, David. 



Report of the Hepaticse of the Dingle Peninsula, Barony 

 of Corkaguiny, County Kerry. (Plates XVI. and 

 XVII.), ........ 289 



MacFaelane, Alexander, D.Sc, LL.D. 



Differentiation in the Quaternion Analyses, . . . 199 



O'Reilly, Joseph P., C.E. 



Of the Epidiorite and Mica Schists of Killiney Park, 



County Dublin. (Plates III. and IV.), . . 19 



The Milesian Colonization considered in relation to 



Gold Mines, 36 



On the mode of ringing or sounding Bells in the early 

 Churches of northern Spain and of Ireland. (Plates 

 XIX. and XX.), 489 



PuESBE, Loms C, LiTT.D., F.T.C.D. 



Notes on Cicero's Correspondence during his Proconsulate, 390 



