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publishers 
The American Naturalist. 
ASSOCIATE EDITORS: 
J. A. ALLEN, Pu.D., American Museum of Natural History, New York. 
E. A. ANDREWS, PH.D., Johns Hopkins University, Baltimore. 
WILLIAM S. BAYLEY, Pu.D., Colby University, Waterville. 
CHARLES E. BEECHER, PH.D., Yale University, New Ha 
DOUGLAS H. CAMPBELL, Pu.D., Leland xev Junior Dalari. Cal. 
J. H. COMSTOCK, S.B., Cornell University, Jthac 
WILLIAM M. DAVIS, M.E., Harvard Die iy: Cambridg. 
ALES HRDLICKA, M.D., Mew York Ci 
D. S. JORDAN, LL.D., Leland Stanford jene» University, California. 
CHARLES A. KOFOID, Pu.D., University s. Lllinois, Urbana, Jil. 
J. G. NEEDHAM, Pu.D., Zake Pet Univers 
ARNOLD E. ORTMANN, PH.D., Princeton Oni niversity. 
D. P. PENHALLOYW, S.B., F.R.M.S., Me Gill iderien, Montreal. 
H. M. RICHARDS, S.D., Columbia University, New York. 
W. E. RITTER, PH.D., University of California, Berkeley. 
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, sortie ates 
LEONHARD STEJNEGER, Smithsonian Institution, Washington 
^W. TRELEASE, S.D., Missouri Botanical Garden, St. Louis. 
HENRY B. WARD, "PH D., University of Nebraska, Lincoln. 
S. WATASE, PH.D, Luvedur of Chicago. 
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E 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 
discoveries, reports of scientific expeditions, biographical notices of 
distinguished naturalists, or critical summaries of progress in some 
line; “ae 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 
sabe 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 — scientific reader. 
All manuscripts, books for review, exchanges, etc., should be 
sent to Tek Mack NATURALIST, Cambridge, Mass. 
All business communications should be sent direct to the 
Jdanssdiniu bi ck ad c aie Single copies, 35 cents. 
|. — . Foreign subscription, $4.60. 
— GINN & COMPANY, PUBLISHERS. 
