The American Naturalist. 
ASSOCIATE EDITORS: 
J. A. ALLEN, PH.D., American Museum of Natural duced New York. 
E. A. ANDREWS, PH. D., Johns Hopkins University, Baltimore. 
WILLIAM S. BAYLEY, PH.D., Colby st Neel 
CHARLES E. BEECHER, Pu.D., Yale University, New Haven. 
DOUGLAS H. CAMPBELL, PH.D., Stanford rH 
J. H. COMSTOCK, S.B., Cornell University, Itha 
WILLIAM M. DAVIS, M. E., Harvard Uem site Conil 
ALES HRDLICKA, M.D., New York Ci 
D. S. JORDAN, LL.D., Stanford Universi n: 
CHARLES A. KOFOID, Pu.D., University of Illinois, Urbana. 
J. G. NEEDHAM, Pu.D., Lake fn Universi 
ARNOLD E. ORTMANN, PH.D., Princeton Lite rsity. 
D. P. PENHALLOW, S.B., F.R.M.S., McGill University, Montreal. 
H. M. RICHARDS, S.D., Columbia University, New York. 
a 
ISRAEL C. RUSSELL, LL.D., University of Michigan, Ann : 
ERWIN F. SMITH, S.D., U. S. Department of Agriculture, Washington. 
LEONHARD STEJNEGER, Smithsonian Institution, Washington. 
W. TRELEASE, S.D., Missouri Botanical Garden, St. Louis. 
HENRY B. WARD, Pu.D., University of Nebraska, Lincoln. 
WILLIAM M, WHEELER, PH.D., University of Texas, Austin. 
THE AMERICAN NATURALIST is an illustrated monthly magazine - 
of Natural History, and will aim to present to its readers the leading 
"facts and discoveries in Anthropology, General Biology, Zoology, 
Botany, Paleontology, Geology Rich Physical Geography, and Miner- 
alogy and Eana The contents each month will consist of 
leading or rticles containing accounts Pen discussions of new 
oe eee of —— expeditions, nose notices of 
dis tinguished naturalists, or critical summaries of progress in some 
line; and in addition to em there will be briefer articles on various 
> of interest, editorial comments on scientific questions of the 
day, critical reviews of recent lit iterature, and a final department t for 
scientific news and personal notices TI 
] naturalists who have anything Se to say are invited 
to send in their contributions, but the editors will endeavor to select" 
_ for publication only that which is of truly sheds value and at the 
~ Same time written so as to be intelligible, instructive, and interesting - 
... to the general scientific reader. ae 
. All manuscripts, books for review, exchanges, = should be — 
sentto THE AMERICAN NATURALIST, Cambridge, 
All business communications should be ak” diuo to the 
publishers. 
Annus xbcription, 96.00, ak E ene. single copies, 35 eene 
Foreign su subesription, $4.60. a 
GINN ea COMPANY, PUBLISHERS. E 
