PLATE LXXI 





■ '"' "^ -irti-iie"* ~ • 





*L 



Fig. 1. PARASITIC TUFF CONE, CHIEFLY FORMED OF KENYTE 

 TUFF, NEAR CAPE BARNE 



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Fig. 2. PARASITIC CONE ON THE SLOPES OF MOUNT EREBUS 



[To face p. 222 



