The American Naturalist. 
ASSOCIATE EDITORS: 
J. A. ALLEN, PH.D., American Museum of Natural MR sa York. 
DOUGLAS H. CAMPBELL, PH.D., Stanford University. 
J. H. COMSTOCK, S.B., Cornell University, Ithaca 
WILLIAM M. DAVIS, M. E., Harvard University, Lamivide. 
ALES HRDLICKA, M.D., New York = 
D. S. JORDAN, LL.D., Stanford Univ 
CHARLES A. KOFOID, PH.D., rue of Tllinois, Urbana. 
J. G. NEEDHAM, Pu.D., Lake Forest Universi 
ARNOLD E. ORTMANN, Pu.D., Princeton Pus 
D. P. PENHALLOW, S.B., F.R.M.S., McGill KEER oe 
H. M. RICHARDS, S.D., Columbia University, New Yor 
W. E. RITTER, Pu.D., University of California, Boe 
FRANK RUSSELL, PH.D., Harvard University, Cambridge. 
ISRAEL C. RUSSELL, LL.D., University of Michigan, Ann 
HENRY B. WARD, PH.D., University of Nebraska, Didik 
WILLIAM M. WHEELER, Pu.D., University of Texas, Austin. 
THE AMERICAN NATURALIST is an illustrated monthly magazin 
_ of Natural History, and will aim to present to its ree the adis 
facts and discoveries in Anthropology, General Biology, Zoology, 
Botany, Paleontology, Geology und Physical Geography, and Miner- 
 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 
an points. of interest, editorial comments on scientific questions of the 
day, critical reviews of recent literature, and a final department for 
scientific. news and | notic 
A 
same time written so as to be intelligible, instructive, and in 
5 to the general scientific reader. 
. All manuscripts, books for review, suce. 2 should be 
sent to THE AMERICAN NarUnaLIsT, Cambridge, M 
P uen communications should be sent diet to the 
| Foreign subscription, $4.60. 3 
| pot & COMPANY, PUBLISHERS. — — De 
