MU 
department of Jrnrnre anti $rt. 
GEOLOGICAL SURVEY OE THE 
UNITE]) KINGDOM. 
MUSEUM OP PE1CTICAU GEOLOGY, 
AND 
GOVERNMENT SCHOOL OF MINES. 
(11th Session. 1861-82.) 
LONDON : 
PRINTED BY GEORGE E. EYRE AND WILLIAM SPOTTISWOODE, 
PRINTERS TO TIIE QUEEN’S MOST EXCELLENT MAJESTY. 
FOR HER MAJESTY’S STATIONERY OFFICE. 
3051. 1861. 
MUSEUM OF VICTOR 
26826 
IA 
