CONTENTS. 



Pages 

 Proceedings of the Geological Society, Session 1910-1 1 i-viii 



PAPEES READ. 



Page 



1. Mr. L. Richardson on the Rhastic and Contiguous Deposits of West, Mid, 



and Part of East Somerset. (Plates I-IV) 1 



2. Mr. R. L. Sherlock on the Relationship of the Permian to the Trias in 



Nottinghamshire. (Plate V) 75 



3. Dr. W. F. Hume on the Effects of Secular Oscillation in Egypt during the 



Cretaceous and Eocene Periods. (Plate YI) 118 



4. Mr. H. Bolton on a Collection of Insect-Remains from the South Wales 



Coalfield. (Plates VII-X) 149 



[No. 266 of the Quarterly Journal will be published next May.] 



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

 that the Authors alone are responsible for the facts and opinions contained in their 

 respective Papers.] 



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

 Society shall be 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 in 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 purposes only. 



