ON THE TERTIARY DEPOSITS OF AUSTRALIA. 69° 
all that a tne anh mons it on the subject of the Australian 
i inodermat In the second (Annals of 
new da. it 
place them in full before the Society, but that I know Professor 
Tate is preparing a monograph for publication on the same sub- 
ject, which will shortly be accessible to all. 
I will now proceed to notice how far the investigation of the 
fossils has thrown light upon Australian geology, and what 
relation our tertiary beds bear to similar et sense in Europe. 
And first as regards the term of the fo 9 not pretend by, 
that term to recognise many of the fossils wees as identical wit 
though hanily complete as We ie rine life is concerned, 
sufficiently so to enable pataisitiin Hy — with tolerable mccusitig 
what percentage of fossils in any given bed belong to species 
which still exist. But in Australia our tie wledge of marine li 
is almost confined to what is called the littoral zone. to: 
make this partial knowledge still more disadvantageous, I have 
“not met i ittora ies, in. 
all the tertiary beds I have examined. Neither have we ath 
formation preserved to us, as far as I have been able to 
which can be ge the remains of a coast or litjorsl dineesk: 
is cireumstan — us “hee to to apEly > percentage 
test, and sl asic en us of 0! 
or aia’ senha with roan kg atte ae which aond justify 
Fu 
