EXPLANATION OF THE PLATES AND TABLES. 



Plate Page 



T &■ TT [ Corals from Somaliland, to illustrate Prof. J. W. Gregory's 



' I paper on those fossils .. 30 



Oalcisponges from the Eocene Strata of Victoria (Aus- 

 III-V. \ tralia), to illustrate Dr. G-. J. Hinde's paper on those 



fossils 50 



f Detailed Vertical Section of the Strata of the Rhayader 

 VI & J Sequence; and General Geological Map of the Rhay- 

 VII. 1 ader District, to illustrate Mr. H. Lapworth's paper on 



\_ the Sihirian Sequence of that area , 67 



C Geological Map of the Middle and Northern Portions 



J of the Malvern Range and of the Southern Portion of 



Vlll.-j THE ^bberley Range, to illustrate Prof. T. T. Groom's 



^ paper on the Geological Structure of that area 138 



View from Laggan Lock, on the Caledonian Canal, of the 



south-eastern side of the valley in which the upper 



part of Loch Lochy lies, to illustrate Dr. W. T. Blan- 



' 1 ford's paper on a Particular Form of Surface, apparently 



the Result of Glacial Erosion, seen on Loch Lochy and 



{ Elsewhere 198 



^ f Sketch-map of the south-western quadrant of the Central 

 ' \ Peak and Upper Alpine zone of Mount Kenya ; 



XT o f Microscope-sections of Rocks from British East Africa, 

 ® i to illustrate Prof. J. W. Gregory's paper on the Geology 

 A1± * [ of Mount Kenya '. 205 



( Geological Map of the 'Northern Complex' of Anglesey; 



XIII &J and Sections along the coast of Northern Anglesey, 



XIV. | to illustrate Mr. C. A. Matley's paper on the Geology ot 



^ that area 233 



^Y { Foraminifera from the Upper Cambrian of the Malverns, 

 * \ to illustrate Mr. F. Chapman's paper on those fossils ... 257 



