PROCEEDINGS 
OF THE 
IT O IC S H I I?. E 
GEOLOGICAL AND POLYTECHNIC SOCIETY. 
New Series, Vol. VIII, Part III., pn. 295 to 423. 
ISCitt ©igbt Slates anb ^^itlc iagc. 
Edited by JAMES W. DAVIS. F.S.A., F.L.S., F G S. 
1884. 
