206 The American Geologist. September, 1893 
Marcousiamis, a new genus and a new species, dedicated to 
Mr. Marcou, the learned geologist of Cambridge, Massachu- 
setts. ( Eevm Scienti/lque, 8 July, 180:5. p. 58, Paris.) 
The Longest Excursion arranged for the summer meeting 
of the Geological Society of America was that to the Lake Su- 
perior region. Those taking part in this excursion met at 
Iron Mountain, Mich., on the forenoon of Aug. 7th, and dis- 
banded at Ironwood, Mich., Saturday afternoon, Aug. 12th. 
The Menominee, Marquette and Gogebic iron ranges were vis- 
ited and their structure and economic products studied. At 
Houghton, Mich., the famous copper mines, the contact be- 
tween the Eastern sandstone and the Keweenawan traps, and 
the Michigan Mining School, attracted the attention of the 
geologists. Many thanks are due to the leaders of the excur- 
sion. Profs. Van Hise and Wadsworth, for this profitable trip 
which proved enjoyable to all. The following were present on 
this excursion : 
Dr. Florence Bascom, Columbus, Ohio. 
Dr. W. S. Bayley, Waterville, Me. 
Dr. Robert Bell, Ottawa, Canada. 
Prof. C. Le Neve Foster, Lecturer in the Royal School of Mines and 
Crown Mine Inspector, Llandudno, North Wales. 
Dr. A. C. Gill, Northampton, Mass. 
Dr. U. S. Grant, Minneapolis, Minn. 
Mr. L. S. Griswold, Boston, Mas6. 
Prof. J. A. Holmes, Raleigh, N. C. 
Mr. Lucius S. Hubbard, Houghton, Mich. 
Mr. Hjalmar Lundbohm, Geologist in charge Geological Survey of 
Sweden, Stockholm. 
Dr. H. B. Patton, Houghton, Mich. 
Prof. S. L. Penfield, New Haven, Conn. 
Prof. R. A. F. Penrose, Chicago, 111. 
Mr. J. H. Pratt. New Haven, Conn. 
Prof. I. C. Russell, Ann Arbor, Mich. 
Mr. A. E. Seaman, Houghton, Mich. 
Prof. C. R. Van Hise, Madison, Wis. 
Dr. M. E. Wadsworth, Houghton, Mich. 
Mr. H. V. Winchell, Minneapolis, Minn. 
Prof. N. H. Winchell, Minneapolis, Minn. 
Mr. Arthur Winslow, Jefferson City, Mo. 
And the following students from the Michigan Mining School : 
A. A. Abbott. M. E. Kirk. 
H. C. Beehler. E. H. McDonald. 
G. B. Church. R. T. Mason. 
R. E. Cranson. L. L. Tower. 
James Fisher. S. R. Treugrove. 
Donald Gillies. A. L. Waters. 
Gov. Altgeld, of Illinois, appointed Wm. F. E. Gurley, of 
Danville, 111., state geologist of that state, in place of Josua 
Lindahl, resigned. 
Mr. W. J. McGee resigned his position on the U. S. Geo- 
logical Survey, July 1st, and has been appointed to the Bureau 
of Ethnology, of which he has charge. 
