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, PERE 
WILLIAM S. BAYLEY, PH.D., Colby University, Wate: 
CHARLES E. BEECHER, Pu.D., Yale University, New ae 
DOUGLAS H. CAMPBELL, Pu.D., Stanford m 
J. H. COMSTOCRK, S.B., Cornell University, Itha 
WILLIAM M. DAVIS, ME Here aes persis ‘Cambridge. 
ALES HRDLICKA, M.D., Mew 
D. S. JORDAN, LL.D., Stanford ee 
CHARLES A. KOFOID, Pu.D., ieee ‘of Lllinois, Urbana. 
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 University, Montreal. 
H. M. RICHARDS, S.D., Columbia University, New York. 
W. E. RITTER, Pu.D., University of California, Berkeley. 
FRANK RUSSELL, Pu.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, dissi Institution, oe em ington. 
W. TRELEASE, S.D., Missouri Botanical Garden, St. Lou 
HENRY B. WARD, PHD. University of Nebraska, Ziscoln. 
Botany, Paleontology, Geology and Physical Geography, and Miner 
al Petrography. The contents each month will consist of 
eet original articles containing accounts and discussions of new 
day, critical reviews of recent literature, and a final department for 
scientific news and personal notices. - : 
l naturalists who have anything interesting to say are invited 
to send in their contributions, but the editors will endeavor to select | 
for publication € that which is of truly scientific value and at the © 
same time written so as to be intelligible, instructive, and interesting 
to the general scientific reader. 
All manuscripts, books for review, exchanges, etc., should be 
sent to THE AMERICAN NATURALIST, Cambridge, Mass. 
All business communications should be sent direct to the 
publishers, 
Annual ee $4.00, net, in advance. Single copies, 35 cents. 
oreign subscript on, $4.60. 
GINN & COMPANY, PUBLISHERS. 
