1S8 AjrcHou IN siNOA{»oae noAn^. 



firnied, by finding the upper surrace calcareous, 

 at parts tatm (fl* fess discoloured* Tke 

 formation of the rock was secondary, hmt^ «>f a 

 vrd saudstoiie, and in many specimens, wWdl 

 1 l)rokc off, I observed a very minute line 

 of sandstone, running through the calcareous 

 substance ; although otiier parts of this rock 

 were also caleaa^ixst yet they lia-d a. white 

 appeaxance, from Ijeing €o\ er#cl mi discoloured 

 by marine conferva nnd uiiuntc crustaceons ani- 

 mals, to sucli an extent as to I'utiiTly h)st' tlieir 

 white appearance uidess broken ; and the marine 

 atiSmitk being constantly in. tbe dtlie^ ro^sti^l^ 

 by ilie wltl# 1^ wh!t^ tmk wm 



caused a still furtlier iuorcase of taeb^LXtS weeds, 

 dec upon them. 1 eollei'ted some excellent speci- 

 mens, showing the two diti'erent strata very dis- 

 tizij^lyt 



Abotii ten p. m« of the 26ik^ w^ anchored in 



Singapore rouds ; ^pc^. the following day I 



landed and took my residruec. dnrinfj; my 

 stay at the settlement, with my I'rientl Air, Bou- 

 stead. 



The island of Singapore,* at the part on which 



* Tliis island is of" an clliptit\il tornu and Is said to be 

 about twenty-seven miles in its greatest lengtli, and contain- 



