THE JOURNAL OF 
Comparative Neurology 
A Quarterly Periodical Devoted to the 
Comparative Study of the Nervous System in all of its Aspects. 
EDITED BY 
C. L. Herrick, Magdalena, New Mexico. 
ASS OC LATED: Wl? 
OLIVER S. STRONG, Tutor in Comparative Neurology, Columbia University 
C. JupsoN HERRICK, Professor of Zoology, Denison University. 
AND WITH THE COLLABORATION OF 
LEWELLYS F, BARKER, M.B., Professor of Anatomy, University of Chicago ana 
Rush Medical College. 
FRANK J. CoLE, Demonstrator of Zoology, University College, Liverpool. 
Henry H. Donapson, Ph.D., Professor of Neurology, University of Chicago. 
PROFESSOR LUDWIG EDINGER, Frankfurt, a-M. 
PROFESSOR A. VAN GEHUCHTEN, Professor of Anatomy, University of Louvarn, 
Beletun. 
C. F. Hopce, Ph.D., Professor of Phystology and Neurology, Clark University. 
G. CARL Huser, M.D., Junior Professor of Anatomy and Director of the 
Histological Laboratory, University of Michigan. 
R. F. Kinespury, Ph.D., Department of Physiology, Cornell University. 
FREDERIC S, LEE, Ph.D., Adjunct Professor of Phystology, Columbia University. 
ADOLF MEYER, M.D., Dérector of the Pathological Institute, New York State 
Hospitals. 
A.D. Morri1tt, M.S., Professor of Biology, Hamilton College. 
G. H. PARKER, S.D., Assistant Professor of Zoology, Harvard University. 
THE JOURNAL OF COMPARATIVE NEUROLOGY issues one volume each year. 
Four numbers usually make a volume, though fascicles may appear at any time. 
Back numbers may be obtained at the regular rate of $3.50 per volume. Single 
numbers are also sold, the price varying with the contents of the number. 
Subscription Price $3,50 per Annum 
POST-FREE TO ALL COUNTRIES IN THE POSTAL UNION. 
Address business communications to 
(*, JUDSON HERRICK, Manager, Denison University, Granville, Ohio, U.S. A. 
(Entered in the P. O. at Granville, Ohio, as second-class matter.) 
Printed at the University Press. 
