53 
Gxtracts and Abstracts. 
BIO-GEOLOGY. 
By Canon KINGSLEY. 
what road did you come? What was your last place o e nd 
now you here, how do you get your living? Are you among the 
8 , the successful, the multiplying, the colonizing? Or are you 
a ow is 1 
d one flora on the seashore, another on the sandstone, another on the 
S 
Snowdon it dislikes growing lower than 2000 feet, and is not plentiful 
even there, it will reply, Because in the Craven I can get as much car- 
happen to have got there, and not elsewhere. But they must have got 
there by some means, and those means:I want. young naturalists to dis- 
‘cover, at least to guess at. : 
r, again, you will have to. inquire whether- the species, has.not been 
prevented from spreading by. some natural barrier. Mr. Wallace has 
shown, in his * Malay Archipelago,’ that-a-strait. of deep, sea can act as 
` 
