THE 
AMERICAN NATURALIST 
EDITED BY 
ROBERT P. BIGELOW, PH.D., 
Massachusetts Institute of Technology, Boston. 
WITH THE ASSISTANCE OF AN EDITORIAL BOARD AND THE FOLLOWING 
Penton Koro ORS ; 
J. A. ALLEN, PH.D., American Museum of Natural History, Aee York. 
E. A. ANDREWS, PH.D. , Johns Hopkins University, Baltim 
WILLIAM S. pS PRD nay University, Wate citi 
CHARLES E. ECHER, Pu.D., Yale Uni ree New Hi 
DOUGLAS H. CAMPBELL, PH. D Leland Si seee Panir Uaiersiiy, Cal. 
J. H. COMSTOCK, S.B, eg Univers rsity, Li 
WILLIAM M. DAVIS, M.E., ard Univ her ‘Cambri ridge. 
D. S. JORDAN, LL.D., Leland 5 tanfor d Junior University, California 
CHARLES A. KOFOID, PH.D., University Fa — nois, Urbana, Lil. 
Ce PALAC HE, PAD, E e University, Cam 
A. bridge. 
D. P. PENHALLOW, S.B., F.R.M.S., McGill petted Montreal. 
= M. RICHA ees SD; Columbia University ty, New Ye 
. E. RITTE PH.D., Griversity yo Cali peineahs es 
FRANK RUSSELL AB ard University, Cambrid, ige. 
ISRAEL C. RUSSELL, C Eo] LD. > University of Michigan, Ann Arbor. 
ERWIN F. SMITH, S.D O: S Departm ent of Agri riculture, Washington 
T E E EGER, P EP. Smithsonian se ean , Washington. 
TRELEASE, . Missouri Potami a Garden, St. Lou 
S. WATASÉ, PH. D University of Chicag 
THE American NATURALIST is an illustrated monthly magazine 
of — Ton and will aim to present to its readers the leading 
facts and discoveries in Anthropology, General Biology, Co 
Boni y, Paleontolopy. Geology and Physical Geography, and 
iy and Petrography. The contents each month will Scouse of 
leading original articles sere accounts sa: discussions of new 
discoveries, reports of scientific expeditions, biographical notices of 
distinguished nabala, or critical summaries of progress in some 
line; and in addition to B 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 EET 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, meridie, and interesting 
to the ae a reader 
All manuscripts should be sent to the editors at the Massa- 
chusetts Institute of Technology, Boston, Mass 
All books for review, exc page tes ete, should be sent to 
W. McM. WoopwortH, Cambridge, 
All business communications Amery be sent direct to the 
Annual subscription, $4.00, net, t, in ad advance. Single copies, 35 cents. 
Foreign subscription, $4.60. 
GINN & COMPANY, PUBLISHERS. 
