CONTENTS. 
JANUARY NUMBER. 
Wilbur Clinton Knight. [Portrait.] i". IV. M^'illiston i 
Moraines and Eskers of the last glaci.\tion of the White 
Mountains. Warren Upham 7 
The distribution and synonymy of Ptychospira sexplicata. 
( White and Whitiield) . D. K. Greger 15 
Bedford cyrtolite. L. McI. Luquer 17 
Note on Block mountains in New Mexico. C. R Keyes 19 
The Cliffwood clays and the Matawan. G. N. Knapp 23 
Bitumen and oil rocks. G. C. Broadhead 27 
The newly discovered rock at Sioux Falls^ S. Dak. /. E. Todd. 35 
Evidences of Rheumatoid Arthitis in the Lansing Man \Il- 
lustrated]. C. A. Parker 39 
Editorial Comment., 
Direction of pre-glacial stream flow in central New York. ... 43 
Review of Recent Geological Literature. 
Revision of the Blastoidea, with a proposed new classification, 
and description of new species, G. Hambach, 45 ; Memoir No. 
6, New York State Museum. The Naples fauna in western 
New York, part 2, /. M. Clarke, 47 ; The paleontology and 
stratigraphy of the marine Pliocene and Pleistocene of San 
Pedro, California, Ralph Arnold, 49 ; Geological results of the 
study of the Tertiary fauna of Florida, 1886-1903. W. H. Dall, 
49; Text-book of Geology, Sir Archibald Getkie 51 
Monthly Author's Catalogue of American Geological Liter- 
ature 5^ 
Correspondence. 
The Loess and its distribution, Frank Levereit, 56 ; Note en 
Fluorescent Gems, W. G. Lcvison. 57 ; Suess' i>emarks at the 
closing banquet of the Ninth International Geological Con- 
gress, Charles Schuchert 62 
Personal and Scientific News. 
Large Mastodon discovered at Belvidere, N. Y, 60: Paleon- 
tological Department of the Mass. Institute of Technology, 
60; Obituary notices of Marcus Baker and John R. Proctor, 
61 ; The Standard Dictionary, 61 ; International Congress of 
Geologists, Ninth Session, 61 ; The United States Geological 
Survey 62 
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