CONTENTS. 



Proceedings of the Geological Society, Session 1898-1899, including the proceedings 



at the Anniversary Meeting, the President's Address, etc vii-lxxxvi 



PAPERS READ. 



8. Prof. T. T. Groom on the Geological Structure of the Southern Malverns, and 



of the Adjacent District to the West. (Plates XIII-XV.) 129 



9. Mr. Frank Rutley on Felsitic Lavas and Tuffs near Conway 170 



10. Prof. J. B. Harrison & Mr. A. J. Jukes-Browne on the Oceanic Deposits of 



Trinidad 177 



11. The late Joseph Thomson on the Geology of Southern Morocco and the 



Atlas Mountains 190 



12. Dr. G. J. Hinde on Radiolaria in Chert from Chypons Farm, Mullion 



Parish. (Plate XYI.) 214 



13. Mr. S. S. Buckman on Gravel at Moreton-in-the-Marsh. (Abstract.) 220 



14. Mr. A. E. Salter on Pebbles of Schorl-rock in Drift-deposits. (Abstract.) ... 220 



15. Mr. H. H. Arnold-Bemrose on the Geology of the Ashbourne and Buxton 



Railway. (Plates XYII & XVIII.) 224 



16. Mr. H. H. Arnold-Bemrose on a Sill and Faulted Inlier in Tidesvvell Dale. 

 (Plates XIX & XX.) 239 



17. Miss J. Donald on the Genera Ectomaria and Hormotoma. (Plates XXI & 



XXII.) 251 



18. Prof. G. A. J. Cole on the Age of certain Granites in Tyrone and London- 



derry 273 



19. Prof. T. G. Bonney & Miss C. A. Raisin on Varieties of Serpentine and 



Associated Rocks in Anglesey. (Plate XXIII.) 276 



[No. 219 will be published on the 1st of next Augfust.] 



[The Editor of the Quarterly Journal is directed to make it known to the Public that the 

 Authors alone are responsible for tHe frfbts and opinions contained in their respective 

 Papers.] 



*^* The Council request that all communications intended for publication by the 

 Society shallie clearly and legibly written on one side of the paper only, with proper 

 references, and in all respects in fit condition for being at once placed in the Printer's 

 hands. Unless this is done, it will be in the discretion of the Officers to return the 

 communication to the Author for revision. 



The Library and Museum at the Apartments of the Society are open every Weekday 

 from Ten o'clock until Five, except during the fortnight commencing on the first 

 Monday in September, when the Library is closed for the purpose of cleaning ; 

 the Library is also closed on Saturdays at One p.m. during the months of August 

 and September. It is open until Eight p.m. on the Days of Meeting for the loan 

 of books, and from Eight p.m. until the close of each Meeting for conversational 

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