iv CONTENTS. 



Pnge 



Report on Observations of Luminous Meteors, 1865-66. By a Com- 

 mittee, consisting of James Glaisher, F.R.S., of the Ro^'al Observa- 

 tory, Greenwich, Secretary to the British Meteorological Society, &c. ; 

 Robert P. Greg, F.G.S., &c. ; E. W. Bratley, F.R.S., &c. ; and 

 Alexander S. Herschel, B.A. 16 



Report of the Committee appointed to Investigate the Alum Bay Leaf- 

 Bed. By W. Stephen Mitchell, LL.B., F.G.S., Caius College, Cam- 

 bridge 146 



Report of the Committee appointed to make Experiments on the differ- 

 ence between the Resistance of Water to Floating and to Immersed 

 Bodies. The Committee consists of John Scott Rttssell, C.E., F.R.S. ; 

 James R. Napier; Professor Rankine, C.E., F.R.S. ; and W. Froude 148 



Report on Muscular Irritability and the relations which exist between 

 Muscle, Nerve, and Blood. By Richard Norris, M.D 157 



Report on the Physiological Action of certain Compounds of Amyl and 

 Ethyl. By Benjamin W. Richardson, M.A., M.D., F.R.S 172 



Second Report on the Structure and Classification of the Fossil Crustacea. 

 By Henry Woodward, F.G.S 179 



Second Report on the "Menevian Group" and the other Formations at 

 St. David's, Pembrokeshire. By H. Hicks, and J. W. Salter, F.G.S. 182 



Report on Dredging among the Hebrides. By J. Gwyn Jeffreys, F.R.S. 186 



Report of the Committee appointed for the purpose of Exploring the 

 Coasts of the Hebrides by means of the Dredge. — Part II. On the 

 Crustacea, Echinodermata, Polyzoa, Actinozoa, and Hydrozoa. By 

 the Rev. Alfred Merle Norman, M.A 193 



Notices of some Invertebrata, in connexion with the Report of Mr. Gwyn 

 Jeffreys on Dredging among the Hebrides. By Joshfa Alder .... 206 



Report on the Ostracoda dredged amongst the Hebrides. By George S. 

 Brady 208 



Report on Dredging in the Moray Firth. By the Rev. Walter Mac- 

 GREGOR and Robert Dawson 211 



Report of the Committee on the Transmission of Sound-Signals under 

 Water 212 



Report of the Lunar Committee for Mapping the Surface of the Moon. 

 By W. R. BiRT, at the request of the Committee, consisting of James 

 Glaisher, F.R.S., Lord Rosse, F.R.S., Sir John Herschel, Bart., 

 F.R.S., Professor Phillips, F.R.S., Warren De la Rue, F.R.S., Rev. 

 W. R. Dawes, F.R.S., Rev. T. W. Webb, F.R.A.S., J. N. Lockyer, 

 F.R.A.S., H. S. Ellis, F.R.A.S., Herr Schmidt, and W. R. Birt, 

 r.R.A.S 214 



Report ef the Rainfall Committee, consisting of J. Glaisher, F.R.S., 

 Lord Wrottesley, F.R.S., Prof. Phillips, F.R.S., Prof. Tyndall, 

 F.R.S., Dr. Lee, F.R.S., J. F. Bateman, F.R.S., R. W. Mylne, F.R.S., 

 Charles Brooke, F.R.S., and G. J. Symons, Secretary 281 



