EXPLANATION OF THE PLATES. 



Plate 



Page 



T f Edestus triserratus, sp. nov., to illustrate Mr. E. \ 

 T. Newton's paper on that fossil I 



II-V-^ 



paper 



Microscope-Sections of Rocks from the Loch- 

 Lomond District, to illustrate Mr. E. H. Cun- 

 ningham-Craig's paper on metamorphism in 

 that area 



VII & VIII \ 



IX-XII 



paper 



Sketch-Map of the Glaciated Area around 

 Mount Lyell : and Views of Mount Owen, 

 etc., to illustrate Prof. J. W. Gregory's paper on 

 the Glacial Geology of Tasmania 



Perisfhixctes plic.itii.is ; Perisphixctes biplex ;' 

 Perispilixctes tariocostatus ; and Olcoste- 

 piiaxvs Pallasiaxus, to illustrate Miss Healey's 

 paper on those ammonites 



I 



XIII & XIV 



I 



XVI & XVII i 



( Map showing the Distribution of the Carboni- \ 

 ferous Volcanic Rocks in the Bristol Drs- ! 



trict ; and Microscope-Sections of Basalt, 



Ash, etc., to illustrate Prof. C. Lloyd Morgan's 

 & Prof. S. H. Reynolds's paper on the above- | 

 mentioned rocks ) 



10 



(Longitudinal and Transverse Sections and Plan \ 

 of Cave at Monkey's Quarry, Gibraltar, to \ 30 

 illustrate Mr. H. D. Acland's paper on that cave j 



37 



54 



Microscope-Sections of Rocks from the Borrow-"! 

 dale Volcanic Series, to illustrate the late J- 70 

 [ E. E. Walker's paper on those rocks J 



Yy f Ptychodus decurrexs, Ag., to illustrate Dr. A. S. "1 1 ^o 

 \ Woodward's paper on that fossil / 



y 137 



XVIII i -^ H ' ETIC Lamellibranciiiata, to illustrate Dr. A. 1 q, 

 \ Vaughan's notes on those mollusca | 



I Map of the Area affected by the Derby Earth- 1 

 XIX s quake of March 24tii, 1903, to illustrate Dr. C. 

 [ Davison's paper on that earthquake J 



I Map of the Area affected by the Caernarvon 



XX -{ Earthquake of June 19th, 1903, to illustrate 



^ Dr. C. Davison's paper on that earthquake 



215 



233 



