DEPARTMENT OF MINES AND AGRICULTURE. 
MEMOIRS OF THE GEOLOGICAL SURVEY OF NEW SOUTH WALES. 
E. F. PITTMAN, A.K.S.M., UNDER SECRETARY AND GOVERNMENT GEOLOGIST, 
PALEONTOLOGY, No. 1.3. 
A MONOGRAPH 
OF THE 
SILURIAN AND DEVONIAN CORALS OF NEW 
SOUTH WALES: 
WITH 
ILLUSTRATIONS FROM OTHER PARTS OF AUSTRALIA. 
i P art II— THE GENUS TRYPLASMA. 
R. ETHERIDGE, Junr., J.P., 
CURATOR OF THE AUSTRALIAN MUSEUM, SYDNEY. 
ISSUED BY DIRECTION OF THE HON. S. W, MOORE, M.P., MINISTER FOR MINES AND AGRICULTURE. 
SYDNEY : WILLIAM APPLEGATE GULLICK, GOVERNMENT PRINTER. 
•77822 A 
1907. 
[7 s. 6 d 
