ILLUSTRATIONS IN YOL. XY. 
PLATES. 
Dragons of the Prime .. 
Specimens from the Permian Breccia collected in Lei¬ 
cestershire, and Sketch Map of the district in which 
they were found 
Map of Great Britain during the Ice Age 
Sketch Map of the Silurian Outlier west of Caer Caradoc, 
with Plan of Section across the Outlier showing the 
Strata .. .. .. .. .% .. .. .. 
Aotinosphserium Eiclihornii and a Freshwater Forami- 
mfei .. . . .. «. .. aa aa aa 
PAGE. 
to face 1 y 
49 ✓ 
121 y 
217 ✓ 
265 */ 
