The American Naturalist 
ASSOCIATE EDITORS: 
J. A. ALLEN, PH.D., American Museum of Natural sais New York. 
E. A. ANDREWS, PH.D., Johns Hopkins University, B. 
WILLIAM S. BAYLEY, PH.D., Colby University, Metre 
CHARLES E. BEECHER, PH.D., Yale University, New Haven. 
DOUGLAS H. CAMPBELL, Pu.D., Leland eo pe University, Cal. 
- H. COMSTOCK, S.B., Cornell University, It 
WILLIAM M. DAVIS, ME, Harvard Cres, ‘Dame deine. 
ALES HRDLICKA, M.D., New York C. 
D. S. JORDAN, LL.D., Zeland Siad sae University, California. 
CHARLES A. KOFOID, PH.D., University of 1llinois, Urbana, Lil. 
J. G. NEEDHAM, PH.D., Lake Forest University. 
ARNOLD E. ORTMANN, PH.D., Princeton University. 
D. P. PENHALLOW, S.B, F.RMS. McGill University, 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. 
rbor. 
ERWIN F. SMITH, S.D. U. S. Department of Agriculture, SPOMNITE: 
LEONHARD STEJNEGER, Smithsonian Institution, Washi ington 
W. TRELEASE, S.D., Missouri Botanical Garden, St. Lou 
HENRY B. WARD, PH.D, University of Nebraska, Ta. 
S. WATASÉ, PH.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, ric 
Botany, Paleontology, Geology and Physical Geography, and Miner- 
alogy and Petrography. The contents each month will consist of 
aag original articles containing accounts and discussions of new 
overies, 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 general seer reader, 
l manu file tg ooks ang bale exchanges, etc., should be 
sent to THE AMERICAN NATURALIST, Cambridge, Mass. 
All business PEE rR should be sent direct to the 
publishers. 
Annual subscription, $4.00, net, in advance. Single copies, 35 cents. 
oreign subscription, $4.60. 
GINN & COMPANY, PUBLISHERS. 
