THE 
“GEOLOGICAL MAGAZINE, 
ov Monthly Sournal of Geologn: 
WITH WHICH IS INCORPORATED 
LHe  GHOLOGIST. 
EDITED BY 
PRUE TONES, i Ges: 
COR, ACAD. NAT. SC. PHILAD., IMP. GEOL. INST. VIENNA, ETC. ETC. 
PROFESSOR OF GEOLOGY, ETC. IN THE ROYAL MILITARY COLLEGE, SANDHURST. 
ASSISTED BY 
HENRY WOODWARD, F.G.S. F.Z.S. 
OF THE BRITISH MUSEUM. 
ViOl.er. 
JULY—DECEMBER 1864. 
LONDON: 
LONGMAN, GREEN, LONGMAN, ROBERTS, & GREEN. 
PARIS: J. ROTHSCHILD, 14 RUE DE BUCI. 
LEIPSIC: LUDWIG DENICKE. NEW YORK: WILLMER & ROGERS. 
1864. 
