en 
i ee 
ab eect teks ante 
- 
5 
i 
in 
CONTENTS. vii 
PAGE. 
On the Larva State of Plumatella, and on the voip’ of Ralseren 
Quadrilineata. By Dr. Allman. . . " 218, 220 
On an Irish Manuscript peered in the Royal Library Pacbs xs 
the Rev. J. H. Todd, D. D. 223 
On a Rubbing from the Tombstone of William o Byrne. ‘By J. 
Huband Smith, Esq. . * 229 
On a Provision in the Feetus of the Spined Dog Fish. By Robert 
Ball, Esq.» - . - 230 
On Passages in the Life of F Shakapere By the Rev. N. J. Hal. 
pin, . . . + 231, 233 
Some Soe on “Comets. By E. J. Codiibe, Bins . . 236, 258, 294 
On the Variations of the Magnetic wishes 2 of er By the 
Rey. H. Lloyd, D.D., President. . - - . 236, 237 
On the Apteryx Australis. By R. Ball, Esq. . . - . 247 
On the Remains of a Cedar Ship found near hee County of 
Down. By G. A. Hamilton, Esq., M. P “ 248 
On “ A North House,” in the Demesne of Hampton aia the opie 
ing of a Tumulus near SET gt G.A sii ays P 
MBE Sal SE: atte) ott - 249 
On the Equilibrium ded Motion of Blasi, Solid, si Fluid Bodies. 
By the Rev. Samuel Haughton, F.T.C.D. . . . . 252 
The Book of Armagh, deposited in the tated of the header Shee, 
Remarks on presenting a Collection of Celtic ae we W.R. 
Wilde, Esq. . . 260 
On Persepolitan Writing. ‘By the ae reer Richa. D. D. "963, 265 
The Objects, Construction, and Use of certain new Instruments for 
Self-Registration of Earthquake Shocks. By R. Mallet, Esq. . 266 
Some Observations on two Passages of ta eesca de Bacar et 
Cylindro. By C. T. Barnwell, Esq. . . . 268 
On the Anemometer of Osler. " Rey. H. Lloyd D. D., Presi- 
GON ee hs 270 
Address to the Earl of Besborough te iitaahats, ig with 
his Answer. . - 297 
On a new Instrument os Setting the Magnetic Dip. By ‘the 
Rey. H. Lloyd, D. D., President. . 298 
On the Discovery of Iron Cores in certain ats Aatlguities in ‘the 
Museum of the ries 6 ‘ad eral Se ne , Curator 
of the Museum. . 299 
Observations made at Markree Diskevaiets on is Verrier s Planet, 
Communicated by E. J. Cooper, Esq. . - Sheth OU 1ENS (rs: 
Ona definite Integral. By Rev. William Rots” es 305 
On Theorems of central Forces. By Sir W. R. Hamilton, LL. D. 308 
Some Observations on Sir William Hamilton’s et oy 
Rev. Charles Graves. . . . 3809 
An Account of the Formation of the iialans at caption: ia 
