XVi REPORT—1843. 
Report on the Ichthyology of New Zealand, by John Richardson, M.D., 
F.R.S. 
On the Fossil Fishes of the Old Red Sandstone, by Professor Agassiz. 
Report on British Fossil Mammalia (Part I.), by Professor Owen. 
1843. 
Synoptical Table of British Fossil Fishes, by Professor Agassiz. 
Report on British Fossil Mammalia (Part II.), by Professor Owen. 
Report on the Fauna of Ireland: Div. Invertebrata. Drawn up, at the 
request of the British Association, by William Thompson, Esq., President of 
the Natural History and Philosophical Society of Belfast. 
The following Reports of Researches undertaken at the request of the Associa~ 
tion have been published in its Transactions, viz. 
1835. 
On the comparative measurement of the Aberdeen Standard Scale, by 
Francis Baily, Treasurer R.S., &c. 
On Impact upon Beams, by Eaton Hodgkinson. 
Observations on the Direction and Intensity of the Terrestrial Magnetic 
Force in Ireland, by the Rev. H. Lloyd, Capt. Sabine, and Capt. J. C. Ross. 
On the phenomena usually referred to the Radiation of Heat, by H. 
Hudson, M.D. 
Experiments on Rain at different Elevations, by Wm. Gray, jun., and 
Professor -Phillips (Reporter). 
Hourly Observations of the Thermometer at Plymouth, by W. S. Harris. 
On the Infra-orbital Cavities in Deers and Antelopes, by A. Jacob, M.D. 
On the Effects of Acrid Poisons, by T. Hodgkin, M.D. 
On the Motions and Sounds of the Heart, by the Dublin Sub-Committee. 
On the Registration of Deaths, by the Edinburgh Sub-Committee. 
1836. 
Observations on the Direction and Intensity of the Terrestrial Magnetic 
Force in Scotland, by Major Edward Sabine, R.A., F.RB.S., &e. 
Comparative view of the more remarkable Plants which characterize the 
Neighbourhood of Dublin, the Neighbourhood of Edinburgh, and the South- 
west of Scotland, &c.; drawn up for the British Association by J. T. Mackay, 
M.R.LA., A.L.S., &c.; assisted by Robert Graham, Esq., M.D., Professor of 
Botany in the University of Edinburgh. 
Report of the London Sub-Committee of the Medical Section of the 
British Association on the Motions and Sounds of the Heart. 
Report of the Dublin Committee on the Pathology of the Brain and 
Nervous System. 
Account of the Recent Discussions of Observations of the Tides which 
have been obtained by means of the grant of money which was placed at the 
disposal of the Author for that purpose at the last meeting of the Association, 
by J. W. Lubbock, Esq. 
Observations for determining the Refractive Indices for the Standard Rays 
of the Solar Spectrum in various media, by the Rev. Baden Powell, M.A., 
F.R.S., Savilian Professor of Geometry in the University of Oxford. 
Provisional Report on the Communication between the Arteries and 
Absorbents, on the part of the London Committee, by Dr. Hodgkin. 
Report of Experiments on Subterranean Temperature, under the direction 
of a Committee, consisting of Professor Forbes, Mr. W. 8. Harris, Professor 
Powell, Lieut.-Colonel Sykes, and Professor Phillips (Reporter). 
