il6 PALEONTOLOGICAL EVIDENCE OF 
which still Saints, that is to say a variety of it, but in the Carribean 
Sea, and it is also found in the Miocene formation of Europe. 
proportion, and this let it be remembered only in very remote 
and tropical countries, and under totally different conditions, that 
is to say, surrounded bya totally different fauna from that which 
surrounds them now. We have in Australian seas at present 
about thirty forms of céral known as living, but hardly more 
than three of them are included in our Tertiary formations. 
I will now deal with the Echini of the same beds. We have 
seen my work, namely, Echinolampas Gambierensis, eae owed 
named LF. cule wm by Laube, an rissiopsis Archéri® - See 
Pyeshidinye ‘Philosphica Society, Adelaide, 1865. Out of this 
number we have only three living species— Echinanthus testudi- 
eee (Gra y. Eohinarachnins parma (Gray), Schizaster ventricosus 
"The first species with rather a wide range, being 
poke an Indian Disa (Red Sea inclusive) and Pacific species, 
. being found mt at California. It is commonly tropical, but not 
all UE ] 
unco: a ort iy 
collections and? specimens, extending over many years, I have 
never seen it from the south-west of Australia, or near where it is 
er ventricosus 1s said to be Australian, but I have never seen a 
' vel | authinntanated specimen from Australia. It is not common iu 
New Caledonia and some of the otto islands of = Pacific. 
Thus we see, of our three livin s, one is not now Austra- 
lian ; and, — the other two, one is not found in thie sane » loeaditien : 
and all are more properly tropical species, though they are some- 
times found ¢ outside it. 
Tring 0 
living forms, an seed nearly all with a different habitat. As far as 
culus laticostatus (Lamek.), Corbula suleata (Linn.), Cylichna 
arachis —, = Gaim), Fissurella concatenata, Crosse, Ancil- 
laria mucronata Sby, Liotia lamellosa, mihi, Dentalium lacteuwm, | 
Limopsis pron Sassi, Trivia poe Liotia discoidea, Reeve, 
Eulima csubulata, Donovan, Syrnola bifasciata, Natica polita, 
*Tt appears that there isa ai lous ——— on this fossil, os removes 
‘it to eo above named. described it as Hemiaster. 
ae 
