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THE 
| GROLOGICAL MAGAZINE: 
BR, 
Monthly Journal of Geologn: 
WITH WHICH IS INCORPORATED 
ot i) GE OnOG ls ir: 
NOS. CCCXLIIL TQ CCCLIV. 
EDITED BY 
HENRY WOODWARD, LI..D., F.B.S., V.P.G.S., F.Z.S8., F.B.MS., 
GF THE RRITISH MUSEUM GF NATURAL HISTORY 5 
VICE-PRESIDENT OF THE PALHONTOGRAPHICAL SGCIETY, 
MEMBER OF THE LYCEUM OF NATURAL HESTORY, NEW YORK; AND OF THE AMERICAN PHILOSOPHICAL 
SOCIETY, PHILADELPHIA; HONORARY MEMEER OF THE YOEKSHIEE PHILOSOPHICAL 
SOCIETY; OF THE GEOLOGISTS’ ASSGCIATION, LONDON; OF THE GEOLOGICAL 
SOCIETIES OF EDINBURGH, GLASGOW, HALEFAX, LEIVEEFOOL, AND NOR-= 
WICH; CORRESPONDING MEMBER OF THE GEOLOGICAL SOCIETY 
OF BELGIUM; OF THE IMPERIAL SOCIETY OF NATURAL 
HISTORY OF MOSCOW; OF THE NATURAL HISTORY 
SOCIETY GF MONTREAL; AND OF THE 
MALACOLOGICAL SOCIETY 
OF BELGIUM, 
ASSISTED BY 
ROBERT ETHERIDGE, FBS. L. & E., F.GS., F.CS., &., 
WILFRID H. HUDLESTON, M.A., F.B.S., PersG.S., F.L.S., F.C.8. 
AND 
GEORGE J. HINDE, Pu.D., V.P.G.S., &c. 
NEW SERIES. DECADE II. VOL. X. 
JANUARY—DECEMBER, 1893. TT Ere 
KX SRRIAN WS TFS 
Y “ é 49™ 
143973 
LONDON: ; 
KEGAN PAUL, TRENCH, TRUBNER ky Co., Luurrep, Ke 
PATERNOSTER HOUSE, CHARING CROSS BOxD! WeSiont wuss 
F. SAVY, 77, BOULEVART ST.-GERMAIN, PARIS. 
1893. 
