VI 11 



LIST OF ILLUSTRATIONS. 



Allman Bay ...... 



Lefferts Glacier ...... 



Smooth-topped Glacter in Bardex Bat 



Cyclopterus spinosus ...... 



Radtjla of Buccinum sericatum .... 



Trichotropis tenuis ...... 



Abnormal Development of the Dental Armature in 0. Sarslt 

 Ptychogastria POLARIS : — 



1. Lateral View (magnified) . . . . 



2. Equatorial Projection (magnified) 



3. Natural Size . . . . . . 



PACK 



163 



173 

 179 

 219 

 225 

 226 

 274 



290 

 291 

 291 



MAP. 



Outward and Return Tracks 



To face '.page 1 



