TITHE 
AMERICAN NATURALIST 
ASSOCIATE EDITORS: 
J. A. ALLEN, PH.D., American Museum of Natural History, New York. 
a. 
WILLIAM M. DAVIS, M.E., Harvard University, Cambridge. 
D. S. JORDAN, LL.D., Zeland Stanford Junior University, California. 
CHARLES A. KOFOID, Pu.D., University of Soars Urbana, Lil. 
ARNOLD E. ORTMANN, Pu.D., Princeton Uni 
D P. PENHALLOW, S.B, FR. M. S., McGill Univer Montreal. 
H. M. RICHARDS, S.D., Columbia University, New 
W. E. RITTER, PH.D., University of Cali AER Bertelis. 
FRANK RUSSELL, PH.D., Harvard Univer. Ja aan 
ISRAEL C. RUSSELL, LL.D., University BEA higan, A rbor. 
~ ERWIN F. SMITH, S.D., U. S. Department of Apinthive, Washington 
LEONHARD ST EJNEGER, Sietthionian institution, Wash ington 
W. TRELEASE, S.D., Missouri Botanical Garden, St. Lou 
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, gms: 
Botany, Paleontology, Geology and Physical Geography, and Min 
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 
disti ingui shed naturalists, or critical summaries of progress in some 
line ; Rai 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 interesaz to say are invited 
to send in their contributions, but the editors will endeavor to select 
for See only that which is of truly scientific value and at the 
sa me written so as to be intelligible, instructive, and interesting 
to the gre scientific reader. 
scripts, books for review, exchanges, etc., should be 
sent to Tie PER NATURALIST, Cambridge, Mass. 
All business communications should be sent direct to the 
publishers. 
Annual subscription, $4.00, net, in advance. Single copies, 35 cents. 
; Foreign subscription, $4.60. 
GINN & COMPANY, PUBLISHERS. 
