X CONTENTS. 



Page 



Mr. E. Ray Lankesteb on some New Cephalaspidean Fishes 63 



Dr. W. Lauder Lindsay on the Goldfields of Scotland 64 



M. Charles Martins et Edouabd Collomb sur I'Ancien Glacier de la 

 Vallee d'Ai-geles dans les Pyrenees 66 



Mr. George Maw on the Cambrian Rocks of Llanberis with reference to a 

 Break in the Conformable Succession of the Lower Beds 70 



Mr. P. "W. Stuart Menteath on Tertiaiy and Posttertiary Action in the 

 Pyrenees 70 



Mr. Henry Alleyne Nicholson on the Nature and Systematic Position of 

 the Graptolitidse 71 



on the Graptolites of the SHddaw Slates . 71 



Dr. Oldham on the Geology of India 72 



Mr. C. W. Peach on Fossil Fishes of the Old Red Sandstone of Caithness 

 and Sutherland, with notices of some new to those Coimties 72 



Mr. John Plant on the Geology and Fossils of the Lingula Flags at Upper 

 Mawddach, North Wales 72 



Dr. Julius Schvarcz on the Internal Heat of the Earth 73 



Mr. J. E. Taylor on the Relation of the Upper and Lower Crags in Norfolk 73 



Mr. J. F. Walker on a new Phosphatic Deposit near Upware, in Cam- 

 bridgeshire 73 



Mr. E. A. WuNscH on some Carboniferous Fossil Trees imbedded in Trap- 

 pean Ash in the Isle, of Arran 73 



Mr. J. Wyatt on the Gradual Alteration of the Coast-line in Norfolk 73 



BIOLOGY. 



Address by Professor William Sharpey, M.D,, Sec. R.S., F.R.S.E., Presi- 

 dent of the Section 74 



Sir James E. Alexander on the Preservation of Fishing Sti'eams 77 



Professor Allman's Notes on the Structure of certain Hydroid ISIedusae .... 77 



Professor Balfour's Notice of some rare Plants recently collected in Scotland 79 



Mr. William Bho'wn on the Claims of Ai-boricultLu-e as a Science 79 



Mr. William Carruthers on British Fossil Cycadeee 80 



Dr. Cobbold's Remarks on the Entozoa of the Common Fowl and of Game 



Birds, in their supposed relation to the Grouse Disease 80 



Dr. Collingwood's Observations on the Habits of Flyingfish (Krocoetus) . . 80 



on Pelagic floating Animals observed at Sea 81 



's Notes on Oceanic Hydrozoa 81 



on some remarkable Marine Animals observed in the China 



Seas 81 



on Trichodesmium, or Sea-dust 81 



Dr. Anton Dohrn on the Morphology of the Arthropoda 82 



Dr. John Eraser on Amblystegimn confervokles, a Moss new to Britain .... 82 



Dr. Gbiebson on the Destruction of Plantations at Drumlam-ig by a species 



of Vole 82 



Dr. John Deakin Heaton on certain Simulations of Vegetable Growths by 



Mineral Substances 83 



