314 



THE VOYAGE OF THE VEGA. 



[chap. 



Siberian Polar Sea, which separates Ljachoff's Island from the 

 mainland. 



So far as we could judge at a distance from the appearance 

 of the rocks, Stolbovoj consisted of stratified rocks, Ljachoff's 

 Island, on the contrary, like the mainland opposite, of high 

 hills, much shattered, probably formed of Plutonic stone-masses. 



IDOTHEA ENTOMON, LIN. 



From the sea north of the mouth of the Lena. 

 (Natural size.) 



Between these there are extensive plains, which, according to 

 a statement by the land surveyor Chvoinoff, who by order of 

 the Czar visited the island in 1775, are formed of ice and sand, 

 in which lie imbedded enormous masses of the bones and tusks 

 of the mammoth, mixed with the horns and skulls of some 

 kind of ox and with rhinoceros' horns. Bones of the whale and 



