THE 
AMERICAN NATURALIST 
EDITED BY 
ROBER FEF P. Bick Low, PAHAD); 
Massachusetts Institute of Technology, Boston. 
WITH THE ASSISTANCE OF AN ewe teas AND THE FOLLOWING 
ASSOCIATE EDIT 
J. A. ALLEN, PH.D., American Museum z Natural History, Ha York. 
E. A. se ei PH. D., Johns Hopkins University, Baltimo 
G. BA PH.D., University of Chicago. 
WILLIAM S. BAYLEY, PH.D., , Colby University, pe 
CHARLES E. BEECHER, PH.D., Yale University, Ne 
DOUGLAS H. CAMPBELL, PH. D, Leland Stanford poa Gribi, Cal. 
) bridge. 
D. S. JORDAN, LL.D., Leland Stanford Jun or University, California. 
CHARLES A. KOFOID, P H.D., University of tn = Urbana, Lil. 
-= C. PALACHE, PH.D., Harvard Unie ase Cam 
D. P. PENHALLOW, S.B., F.R.M.S., McGill Cntverity Montreal. 
H. M. RICHARDS, S.D., Columbia Universit ity, New Yor. 
W. E. RITTER, PH.D. pavers i California, Berkele o: 
FRANK R RUSSELL, A. 'B, ard University, Cambridge. 
ISRAEL C. RU res c. Be fo: , University of Michigan, Ann Arbor. 
ERWIN F. SMIT Departm ıt of Agriculture, Washington. 
LEONHARD STEIN! EGER, Pu, D, Seina Institu = eee 
Wi TREL LEASE, S.D , Missouri ego ee St. Lou 
S “WATASE, PH.D., University o of Chica sek kii 
THE AMERICAN NATURALIST i isan illustrated suonthly m magazine- 
of Natural History, a and will aim- to presentto its readers the leading 
facts and discoveriés ‘in Anthropology, General Biology, Zodlogy, 
Botany, Paleontology, Geology and Physical Geography, and Mine- 
ralogy and Pe ey: 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; 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 —— and a final ree for 
= ice peas news and personal notice 
All nat who have ying interesting to say are invited 
to send in nee contributions, but the editors will endeavor to select 
for publication only that which is of truly scientific value and at the 
same time Writes so as to be secre instructive, and interesting 
to the general sci cientific reader. 
All manuscripts should be sent to the atitors at the Massa- 
chusetts Institute of Techno ass. 
ll books for review, exchanges, “ete, ‘should be sent to 
McM. ae Cambric 
busine 
ce. “should ae sent “direct e the 
