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THE
JOURNAL OF GEOLOGY
A Semi-Quarterly Magazine of Geology and Related Sciences.
Editors
T. C. CHAMBERLIN
- R. D. SALISBURY
Geographic Geology - J. P. IDDINGS
Petrology - R. A. F. PENROSE, Jr.
Economic Geology - C. R. VAN HISE
Pre-Cambrian Geology - C. D. WALCOTT
Palæontologic Geology - W. H. HOLMES
Archæologic Geology
GEORGE BAUR
Vertebrate Palæontology
Vertebrate Palæontology
Associate Editors
- SIR ARCHIBALD GEIKIE
Great Britain - H. ROSENBUSCH
Germany - CHARLES BARROIS
France - ALBRECHT PENCK
Austria - HANS REUSCH
Norway - GERARD DE GEER
Sweden - GEORGE M. DAWSON
Canada - JOSEPH LE CONTE
University of California - G. K. GILBERT
Washington - H. S. WILLIAMS
Yale University - J. C. BRANNER
Leland Stanford, Jr. University - G. H. WILLIAMS
Johns Hopkins University - I. C. RUSSELL
University of Michigan - O. A. DERBY
Brazil
VOLUME II
1894
CHICAGO
The University of Chicago Press