35 



Upper Marmvian. 



v{. Hard sandstone 



4. Soft sandstone, false-bedded 



-5. Oyster-bank — a dense mass of shells in a cal- 

 careous paste. Oysters, pearl-shells, Trigonia 

 acuticosta, &c., and casts of univalves ... 



■6. Sand-rocks unfossiliferous ... 



Middle Mwrravlan. 



7. Tellowish-grey calcareo-ar^ijillaceous sand-rock 

 with hardish bands of Oellepora Gamhieriensis. 

 Polyzoa abundant, numerous palliobranchs and 

 echinoderms. ... ... ... ... ... 42 10 



Total to river level ... ... ... 74 8i 



Going eastward, the oyster-bed thickens and at a mile from 

 the Station the section consists of about 40 feet of oysters 

 iind 20 feet of yellow calciferous sand-rock. 



SECTIOI^ AT FOUR MILES SOUTH FEOM MORGAN". 



Lacustrine. 



FT. ijr. 



1. Eeddish-coloured calciferous clays ... ... 54 



Upper Murravian. 



2. Oyster bank 12 



2Iiddle Murravian. 

 S. Hard, lumpy, yellow sandstone ... ... ... 10 



4. Yellowish-gre}^ limestone with clayey-sand layers 10 10 



5. Yellowish-brown clayey-sand with Cellepora Gam- 



hieriensis ... ... ... ... ... ... 5 4 



<3. Id. with hard lumps and imperfectly stony bands. 

 Very fossiliferoiis, particularly rich in gastro- 

 pods 16 5 



7. Shell sand with streak of stiff blue clay ... ... 3 



8. As Xo. 6 5 



D. Yellow soft calciferous sandstone... ... ... 43 6 



Total t(\ river level ... ... ... 157 4 



Pal.t.oxto*.ogy of the Older Tertiary Deposits. 



Bihliograplij/. — So far as known to me, the following is a 

 brief digest of previous writings in connection wiih Murravian 

 fossils. 



The earliest reference to the existence of fos^ls in the 



