Tertiary Deposits Near Norseman, Western Australia. 
91 
fossil beds, with the excei^tion of the Princess Royal spongolite, were then 
known from the district, these fossils must have come from Camp- 
belPs discovery. The list is as follows; — Magellania insoliia (Tate), 
Lima hassi (T. Woods), V enericardia spinulosa (Tate), Venerlcardia cf, 
scahrosa (Tate), Corbula sp., Turritella trisiria (Tate), Semiacfaeon micro- 
ploctis Cossiu. 
Most of these species have also been recognized in our collections from 
this locality. We also found representatives of the following: — 
Glycimeris sp., Barhatia sp-, Corditu sp., Cardium arcaef orrnis (Chap- 
man and Crespin), Chlamys aldingensis (Tate). 
Our collection also includes some unidentified gastropods, one or two 
corals, Cidaris spines, and a columnal of Pentaerhms. 
2. PRINCESS ROYAL. 
Spongolite beds occupy an area about one mile long and a quarter mile 
wide, in the vicinity of Princess Royal (Plate I). As mentioned above, 
the spongolite was first discovered in the deep lead under tlu^ main street 
Text fig. 3. 
Breakaway of spongolite, three-quarters of a mile north-west of Old 
Main Shaft, Princess Eoyal. 
