14 LIST OF ILLUSTRATIONS. 
Fig. Page 
137. Volcanic group of the Hohgau seen from the north- 
west. (After Heim) 197 
138. Section through Rigi and Vitznauerstock .... 202 
139. Section across the Rigi from the north. (After 
Schmidt) 203 
140. The Bay of Uri. (After Heim) • . 206 
141. Section of the Reuss Valley near Amsteg. (After 
Riitimeyer) 210 
142. Reefs in the valley of the Reuss. (After Riitimeyer) 21 1 
143. Diagrams of section of the Reuss Valley. (After 
Riitimeyer) 214 
144. Do. do. do 215 
145. Section of the valley of the Ticino. (After Bodmer) 227 
146. Cross sections of the valley of the Ticino. (After 
Riitimeyer) 231 
147. Profile tlirough the Lower Val Tcllina to Lola near 
Novate. (After Rolle) 233 
148. Profile through the Lago Maggiore in Val Verzasca, 
Canton Tessin. (After Rolle) 235 
149. Ideal profile of the Seegebirge and the Bernina massif. 
(After Rolle) 236 
150. Section across the valley of Pontresina. (After 
Theobald) 239 
151. Profile of the Val Bregaglia. (After Bodmer) . . 241 
152. Section across the valley of the Inn, from P. Julier 
to P. Surlei. (After Theobald) 244 
153. Section of the Inn Valley at Tarasp. (After Theo- 
bald) 248 
