viii List of Illustrations in the Text. 



PAGE 



Diagram of Comrie Earthquake, Aug. 22, 1898 171 



Diagrams illustrating Mr. Bather's paper on Edrioasteroidea 195, 196, 197, 198, 200 



Map of Bala Lake and the Neighbourhood 205 



Sections of Bala Lake 206 



Geological Map of the Valley of the Bala Fault 210 



Diagram of the Bala Faults 212 



Sketch-map of the Topography of the Valley of the Bala Fault 213 



Diagram to illusti-ate Mr. Seymour's paper 258 



RhadinicJithys monensis, Egerton 262 



Flesiochelys vectensis, Hooley, sp. nov 264 



'Geology of Snowdon, Section 269 



Diagrams of Composition of Igneous Rocks 273, 274 



£>/thoci/pris Jtirassica, ST^. nov., and Bairdia I\lisseklorfe>isis, s]}. nov. . . . 326 



Bad Nauheim 350 



Geological Sketch-map of Country around Bad Nauheim 351 



Ground-plan of Bad Nauheim 356 



Geological Diagrams of Bad Nauheim 360, 361 



Diagrammatic Section through the Bad Nauheim District 365 



•Outlines of the Skull of Hyperodapedon Gordoni 489 



Skin from the posterior abdominal region of Ehynchosauriis articeps . . . 532 



Sections of Coal and Clay-slate 539, 540, 541 



Oreywether or Sarsen-stone from the Gravel 543 



Diagram and Sketch-map of Felstone Dyke on Llechog 576 



