4 
No. 2. ‘16th November, 1870, ‘A visit to a pre-historic 
manufactory of flint implements at Spiennes, near Mona, 
Belgium,’ by Mr. J. H. Staples. 
No. 3*. “30th November, 1870, ‘Revolving Storms’ by 
Joseph John Murphy, F.G.S.; and ‘Some Geological 
Notes on—first, The Boulder clay of the district ; second, - 
‘The Great fault in the Carrickfergus Commons,’ by 
Robert Young, C.E. 
No. 4*, ‘*14th December, 1870, ‘the final results of the 
Lightning and the Porcupine Expeditions,’ by Dr. Wyville 
Thomson, F.R.S8. 
No. 5. “28th December, 1870, the ‘Echinodermata,’ 
by Mr. William Swanston, 
No. 6. “11th January, 1871, ‘Newtownbreda and 
Neighbourhood,’ by Mr. M. Fitzpatrick. 
No. 7*. “25th January, 1871, the ‘Gulf Stream,’ by 
Mr. J. J. Wilde. 
No. 8. “8th February, 1871, ‘A visit to the mines of 
the Black Country, South Belgium, and the Hartz Moun- 
tains,’ by Dr. J. S. Holden. 
No. 9*, “1st March, 1871, ‘The circulating fluids in 
man and animals,’ by Dr. Peter Redfern. 
No. 10. “8th March, 1871, ‘Some antiquarian notes 
about Donegal,’ by Mr. W. H. Patterson; and ‘The 
latest fluctuations of the sea-level on our own coasts,’ 
by Mr. 8S. A. Stewart. 
No. 11*. 22d March, 1871, ‘Ocean currents and their 
effect on climate, by J. J. Murphy. F.G.S.; and 
‘Shrinkage and warping of woods in drying,’ by Dr. 
James Thomson. 
No. 12. “5th April, 1871, ‘The Ammonite—its 
ancient and modern relatives,’ by Mr. Wm. Gray. 
No. 18*, “19th April, 1871, ‘ The structure. of the 
Palxozoic Crinoids,’ by Dr. Wyville Thomson, F-.R.S. 
Those marked * were arranged by our own Society, the 
others by the Naturalists’ Field Club. 
‘s After mature deliberation and a thoroughly friendly 
conference with the Naturalists’ Field Club, both societies 
have concluded, that for various reasons, these joint 
meetings, gratifying as they have been, should not be con- 
tinued next session. It was found that the identity of 
each society was becoming imperilled, and that the income 
of the senior and more expensive association was en- 
dangered by the arrangement obtaining for the last two 
years. For these and other reasons, your council have 
proposed that the two societies next session meet separately 
at the museum, en Wednesday evenings, alternating with 
oe 
