The American Naturalist 
ASSOCIATE EDITORS: 
J. A. ALLEN, PH.D., American Museum of Natural History, New York. 
E. A. ANDREWS, PH. D., Johns Hopkins University, sd we 
WILLIAM S. BAYLEY, PH.D., Colby University, Waterv. 
CHARLES E. BEECHER, PH.D., Yale University, New pa ven. 
DOUGLAS H. CAMPBELL, PH.D., Leland Stanford Junior University, Cal. 
J. H. COMSTOCK, S.B., Cornell University, Ithaca. 
WILLIAM M. DAVIS, M.E., Harvard University, Cambridge. 
ALES HRDLICKA, M.D., Pathological Institute, N.Y. State Hospitals. 
D. S. JORDAN, LL.D., Leland Stanford Junior meiir sity, California. 
CHARLES A. KOFOID, PH.D., University of Tilinois, Urbana, Jil. 
J. G. NEEDHAM, Pu.D., Lake Forest University. 
ARNOLD E. ORTMANN, Pu.D., Princeton University. 
D. P. PENHALLOW, S.B; F.R.M.S., McGill Universis, Montreal. 
H. M. RICHARDS, S.D., Columbia University, New 
W. E. RITTER, PH.D., University of California, P 
FRANK RUSSELL, PH.D., Harvard University, Cambridge. 
ISRAEL C. RUSSELL, LL.D., University of Michigan, Ann Arbor. 
ERWIN F. SMITH, S.D., U. S. Department of Agriculture, Washington. 
LEONHARD STEJNEGER, Smithsonian Institution, as a ngton 
W. TRELEASE, S.D., Missouri Botanical Garden, St. Lou: 
HENRY B. WARD, PH .D., University of Nebraska, Lincoln 
S. WATASE, Pu.D., University of Chicago. 
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 and Physical Geography, and Miner- 
alogy and Petrography. The contents each month will consist of 
leading original articles containing accounts and discussions of new 
iscoveries, reports of scientific expeditions, biographical notices of 
distinguished naturalists, or critical summaries of progress in some 
line ; and in addition to these there will be briefer articles on various 
points of interest, editorial comments on scientific questions of the 
day, critical reviews of recent literature, and a final department for 
scientific news and personal notices. 
All naturalists who have anything interesting to say are invited 
to send in their contributions, but the editors will endeavor to select 
for publication only that which is of truly scientific value and at the 
same time written so as to be intelligible, instructive, and interesting 
to the me scientific reader. 
a books ~ review, exchanges, etc., should be 
sent to THe AM N NATURALIST, Cambridge, Mass. 
All Faia: coach tious should be sent direct to the 
publishers. 
Anal subsoription, $ $4.00, net, in advance. Singe Copies $5 cate. 
Foreign su bscription, ee 
GINN & COMPANY, PUBLISHERS. 
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