14 BONNE Y : ON THE ORIGIN OF THE BRITISH TRIAS. 
near the present 100 fathom hne, and precipitated the vapours 
coming from an ocean yet farther west, the climate in the low- 
lands, of which I have been speaking, might very w^ell be much 
more arid and extreme than it is at the present day.* 
* See F. Drew, Quart. Journ. Geol. Sci,, xxix. (1873), especially 
pages 442-43 ; also W. T. Blandford, id., p. 493, etc. 
