05 
May 13 
1 3 . 33.6 
DEPARTMENT OF MINES AND AGRICULTURE. 
MEMOIRS OF THE GEOLOGICAL SURVEY OF NEW SOUTH WALES. 
E. F. PITTMAN, A.R.S.M., UNDER SECRETARY AND GOVERNMENT GEOLOGIST. 
PALEONTOLOGY, No. 13. 
A MONOGRAPH 
OF THE 
SILURIAN AND DEVONIAN CORALS OF NEW SOUTH WALES; 
WITH 
ILLUSTRATIONS FROM OTHER PARTS OF AUSTRALIA. 
Part I -THE GENUS HALYSITES. 
BY 
R. ETHERIDGE, Junr., J.P., 
CURATOR OF THE AUSTRALIAN MUSEUM, SYDNEY. 
SYDNEY : WILLIAM APPLEGATE GULLICK, GOVERNMENT PRINTER. 
i 
26336 
a 
1904. 
[10s.] 
