and Philosophical Society, according to the arrangements 

 referred to in last year's report : — 



1870. 

 Nov. 2nd. — Opening Address by Robert Patterson, Esq. F.R.S. 

 ,, „ "Cuttle Fishes." by Dr. H. Burden. 



,, 16th. — "Visit to a Pre-Historic Manufactory of Flint Implements at 

 Spiennes, near Mons, Belgium," by Mr. J. H. Staples. 



„ 30th. — 'Revolving Storms,' by Mr J. J. Murphy, F.G.S. 



„ „ " The Boulder Clay of the District— The Great Fault in Car- 



rickfergus Commons," by Mr. Robert Young, C.E. 



,, ,, " Smoky Fogs in Belfast," by Professor Thomson, LL.D. 



Dec. 14th — " The Final Results of the Lightning and Porcupine Expe- 

 ditions," by Dr. Wyville Thomson, F.R.S. 



Dec. 28th. — " The Echinodermata," by Mr. William Swanston. 



Jan. nth — " Newtownbreda and its Neighbourhood," by Mr. M. 

 Fitzpatrick. 



" „ 25th—" The Gulf Stream," by Mr. J. J. Wilde. 



Feb. 8th— "A Visit to the Mines of the Black Country, South Belgium, 

 and the Hartz Mountains," by Dr. J. S. Holden, F.G.S. 



March 1st— " The Circulating Fluids in Man and Animals," by Dr. 

 Redfern. 



„ 8th—" Some Antiquarian Notes about Donegal," by Mr. W. H. 

 Patterson. 



„ „ " The Latest Fluctuations of the Sea-level on our own 



Coasts," by Mr. S. A. Stewart. 



„ 22nd—" Ocean Currents, and their Effects on Climate," by Mr 

 J. J. Murphy, F.G.S. 



„ „ " Shrinking and Warping of Woods in Drying," by Pro- 



fessor James Thomson, LL.D. 



April 5th—" The Ammonite -its Ancient and Modern Relatives," by 

 Mr. William Gray, 



„ " The Structure of the Palaeozoic Crinoids," by Dr. Wyville 

 Thomson, F.R.S. 

 Abstracts of these papers are appended. 



