VI CONTENTS. 



Page 

 Report of the Committee appointed for the purpose of arranging for the occu- 

 pation of a Table at the Zoological Station at Naples, consisting of Dr. M. 

 Foster, Professor Rolleston, Mr. Dew-Smith (Secretary), Professor Hux- 

 ley, Dr. Carpenter, Dr. Gwyn Jeffreys, Mr. Sclater, Mr. F. M. Balfour, 

 Sir C. Wyville Thomson, and Professor Ray Lankester 165 



Report of the Committee, consisting of Major-General Lane Fox, Mr. Wil- 

 liam James Knowles, Dr. A. Leith Adams, and the Rev. Dr. Grainger, 

 for the purpose of conducting Excavations at Port9tewart, and elsewhere in 

 the North of Ireland. Drawn up by Mr. Knowles (Secretary) 171 



Report of the Anthropometric Committee, consisting of Dr. Farr, Dr. Beddoe, 

 Mr. Brabrook (Secretary), Sir George Campbell, Mr. F. P. Fellows, 

 Major-General Lane Fox, Mr. Francis Galton, Mr. Park Harrison, Mr. 

 James Heywood, Mr. P. Hallett, Professor Leone Levi, Sir Rawson 

 Rawson, Professor Rolleston, and Mr. Charles Roberts 175 



Report of the Committee, consisting of Mr. Sclater, Dr. G. Hartlaub, Sir 

 Joseph Hooker, Capt. F. M. Hunter, and Professor Flower, appointed to 

 take steps for the Investigation of the Natural History of Socotra 210' 



Report of the Committee, consisting of Mr. F. J. Bramwell, Mr. A. E. 

 Fletcher, Rev. E. L. Berthon, Mr. James R. Napier, Mr. C. W. Mer- 

 rifield, Dr. C. W. Siemens, Mr. H. M. Brunel, Mr. J. N. Shoolbred 

 (Secretary), Professor James Thomson, and Professor Sir William Thom- 

 son, on Instruments for Measuring the Speed of Ships 210 



Third Report of the Committee, consisting of Professor Sir William 

 Thomson, Major-General Strachey, Captain Douglas Galton, Mr. G. F. 

 Deacon, Mr. Rogers Field, Mr. E. Roberts, and Mr. J. N. Shoolbred 

 (Secretary), appointed for the purpose of considering the Datum-level of the 

 Ordnance Survey of Great Britain, with a view to its establishment on a 

 surer foundation than hitherto, and for the tabulation and comparison of 

 other Datum-marks 219 



Second Report of the Committee, consisting of Dr. A. W. Williamson, Pro- 

 fessor Sir William Thomson, Mr. Bramwell (Secretary), Mr. St. John 

 Vincent Day, Dr. C. W. Siemens, Mr. C. W. Merrifleld, Dr. Neilson 

 Hancock, Professor Abel, Mr. J. R. Napier, Captain Douglas Galton, 

 Mr. Newmarch, Mr. E. H. Carbutt, Mr. Macrory, and Mr. H. Trueman 

 Wood, appointed for the purpose of watching and reporting to the Council 

 on Patent Legislation 223 



On Self-acting Intermittent Siphons and the Conditions which Determine the 

 Commencement of their Action. By Rogers Field, B.A., M. Inst. C.E 223 



On some further Evidence as to the Range of the Palaeozoic Rocks beneath the 

 South-East of England. By R. A. C. Godwin-Austen, F.R.S., F.G.S 227 



Hydrography, Past and Present. By Lieutenant G. T. Temple, R.N., 

 F.R.G.S 229 



