CONTENTS. 



Page 

 Proceedings of the Geological Society, Session 1899-1900 xci-xcvi 



PAPERS READ. 

 25. Mr. F. Rutley on Eruptive Rocks from New Zealand. (Plate XXVII.) 493 



26 Dr. C. Callaway on Longmyndian Inliers at Old Radnor and Huntley. 



(Plate XXVIII.) 511 



27. Baron A E. Nordenskiold on Minerals containing Rare Elements 521 



28. Messrs. J. B. Hill & H. Kynaston on Kentallenite and its Relations to other 



Igneous Rocks in Argyllshire. (Plates XXIX-XXXI.) 531 



29. Dr. J. W. Evans on Mechanically-formed Limestones from Kathiawar, etc.... 559 



30. Mr. F. Chapman on the Consolidated iEolian Sands of Kathiawar. (Plate 



XXXII.) 584 



31. Mr. A. K. Coomara-Swamy on Ceylon Rocks and Graphite. (Plate XXXIII.) 590 



32. Mr. H. H. Thomas on New Species of Dalmania and Olenus. (Plates 



XXXIV & XXXV.) 616 



33. Prof. II. G. Seeley on Aristodesmus liiltimet/eri (Wiedersheim) 620 



34. Prof. H. G. Seeley on Dicranozi/qoma leptoscclus, gen. et sp. nov. (Plate 



XXXVI.) :: 646 



[No. 224 will be published next November.] 



[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 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 

 purposes only. 



