﻿occur there ; and 

 although I believe 

 that in most cases I 

 actually saw that 

 r-p Chalk during the 

 J six or seven years 

 C during which I 

 p studied this locality 

 § without realizing the 

 '^ possibility of map- 

 ^ ping it, there is cer- 

 % tainly a fair amount 

 K of Chalk in the 

 'o northernmost block 

 J which has never 

 'g been seen by me and 

 g the nature of which 

 ^ cannot be predicted. 

 •5 Wherever in such 

 'o cases I consider that 

 5 the nature of the 

 "I Chalk can be pre- 

 I dieted with great 

 Eh probability, I have 

 ^ indicated my views 

 &. by broken lines of 

 g colour. The whole 

 ^ of the Chalk exposed 

 I on the foreshore 

 ^ comes under four 

 § heads, namely: Grey 



1 Chalk, White Chalk 

 Q containing Ostrea lu- 

 ^ 7iata, White Chalk 



2 not containing 0. 

 ° lunata, and Sponge- 

 ^. Beds (very largely 

 ^ yellow) ; and I have 

 ^. coloured these re- 

 -g spectively brown, 

 J blue, red,- and yel- 

 P low. Where any 

 2 particular set of 

 rzi beds, not the only 

 2 one of its general 

 'p type, has appeared 

 ^ to occur more than 



£ once, I have indi- 

 cated this by another 

 letter. I have also 

 tried to give some 

 idea of the great 



