THE 



GEOLOGICAL MAGAZINE 



OR, 



Sftottthlg J0uiinal of (i£0lojgg: 



WITH WHICH IS INCORPORATK.D 



"THE G-EOLOG-IST." 



NOS. CCCCLXIII TO CCCCLXXIV. 



EDITED BY 



HENRY WOODWARD, LL.D., F.R.S., Pees. R.M.S., F.G.S., 



LATE OF THE BRITISH MUSEUM OF NATURAL HISTORY ; 



PRESIDENT OF THE PALjEONTOGRAPHICAL SOCIETY, 



VICE-PRESIDENT OF THE ZOOLOGICAL AND MALACOLOGICAL SOCIETIES ; 



MBMBEB OF THE LYCEUM OF KATUEAL HISTOEY, NEW TOEK ; AND OF THE AMERICAN PHILOSOPHICAL 



SOCIETY, PHILADELPHIA ; HONOEAUY MEMBEE OF THE YORKSHIRE PHILOSOPHICAL SOCIETY; 



OP THE GEOLOGISTS' ASSOCIATION, LONDON; OF THE INSTITUTION OF MINING AND 



METALLURGY, LONDON; OP THE GEOLOGICAL SOCIETIES OF EDINBURGH, 



GLASGOW, HALIFAX, LITEEPOOL, AND SOUTH AFRICA; COEEESPONDING 



MEMBER OF THE GEOLOGICAL SOCIETY OF BELGIUM; OP THB 



IMPERIAL SOCIETY OF NATURAL HISTORY OP MOSCOW; OF 



THB NATURAL HISTOEY SOCIETY OP MONTEBAt; 



AND OF THE MALACOLOGICAL 



SOCIETY GP BELGIUM. 



ASSISTED BY 



ROBERT ETHERIDGE, F.R.S. L.&E., F.G.S., F.C.S., &c. 



WILFRID H. HUDLESTON, M.A., F.R.S., F.G.S., F.L.S., F.C.S. 



GEORGE J. HINDE, Ph.D., F.R.S., F.G.S., &c. 



AND 



HORACE BOLINGBROKE WOODWARD, F.R.S., F.G.S., &c. 



NETV SERIES. DEC^^DE I-y. VOL. X. 



JANUARY— DECEMBER, 1903. 



LONDON: 

 MESSRS. DULAIJ & CO., 37, SOHO SQUARE, W. 

 1903. 



