LIST OF ILLUSTRATIONS IN THE TEXT. 



between Gratton and 

 ion, dolomite gradients, 



gneiss 



The Sha-yuan-ling from the S.W. 

 Striated slab found in the Sha-ho-hsien Coalfield 

 Geological map of Sha-yuan-ling district . 

 Brachial valve of Chonetes elegain sp. nov. 

 Distribution of English Kames and Osar . 

 Map showing Dolomitization in Limestone 



Cromford ..... 



Graphs showing variations in chemical composit: 



etc. . . .... 



Section of the cliff at Easington 



Section along face of cliff at Easington 



Map showing dolomitization in Gratton Dale 



Map showing dolomitization in Carboniferous Limestone 



Graphs showing variations in chemical composition and porosity of 



dolomites ......... 



Vertical Distribution of Rugose Corals in W. Cumberland Limestones 

 Faunal Comparison of Limestones, W. Cumberland and Alston Moor 



District ........... 



Correlation of Limestone Zones, Cumberland and Northumberland 

 Salt crystal with microscopic cavities containing brine and air bubbles 

 Liquid inclusions in resin .... 



Liquid inclusions obtained in glass by heating 



Igneous Complex of Y Foel Eras 



Map, Portuguese Nyasaland 



Map, Pemba Bay ..... 



Quartz fragments in matrix of sparagmite, eyed 

 Folded granite veins in eyed-gneiss . 

 Section in Hordle Cliffs .... 



Diagrammatic reconstruction of DinocochJea ingens 

 Plan of Reef Outcrops, Kleinfontein Area . 

 Section through Grootvlei-Palmietkuil boreholes 

 Four members of the lineage of Gryphcea incurva 

 Members „ „ ,, „ 



Diagram of gryphcsan spiral .... 



Graph based on a collection of Grypliaa aff. incurva 

 Graph based on collections of gryphfeate specimens 

 Large specimen of Gryphcea cf. incurva 

 Prodissoconch of Ostrcea liassica Strick. 

 Section of base of Carboniferous exposed in 1889 

 Azygograptus eivionicus. ..... 



Soda-rhyolite, Quarry, Goetty Mountain, Rosebush. 

 Perlitic Soda-rhyolite, Rosebush 

 Soda-trachyte, Rosebush .... 



Leptestia musculosa sp. nov. .... 



Contoured map of Clevedon .... 



Sketch-map of Pleistocene deposits, Clevedon 

 Holly Lane Section ..... 



Profile of the Vale of Gordano .... 



Geol. Sketch-map of Tanga District . 

 Orographical Sketch-map of Western Yugoslavia 

 Geol. map of part of the Dalmatian coast . 

 Sketch-map of Bwlch yr Hwch 

 Section S.W. of Bwlch yr Hwch 



PACtK 



15 

 15 

 17 

 23 



26 



54 



62 



65 



68 



104 



107 



11.3 

 122 



124 

 127 

 132 

 133 

 134 

 136 

 201 

 211 

 222 

 223 

 226 

 245 

 250 

 254 

 259 

 26a 

 261 

 262 

 263 

 264 

 266 

 290 

 300 

 313 

 315 

 319 

 362 

 366 

 367 

 374 

 375 

 386 

 393 

 396 

 410 

 411 



