THE 



JOURNAL 



OP 



ANATOMY AND PHYSIOLOGY 



NORMAL AND PATHOLOGICAL, 

 HUMAN AND COMPARATIVE 



CONDUCTED BY 

 SIR WILLIAM TURNER, K.C.B., M.B., LL.D., D.C.L., D.Sc, F.R.S., 



PROFESSOR OF ANATOMY IN THE UNIVERSITY OF EDINBURGH ; 



D. J. CUNNINGHAM, M.D., D.Sc, LL.D., D.C.L., F.R.S., 



PROFESSOR OF ANATOMY AND CHIRURGERY IN THE UNIVERSITY OF DUBLIN ; 



G. S. HUNTINGTON, A.M., M.D., 



PROFESSOR OF ANATOMY, COLUMBIAN UNIVERSITY, WASHINGTON ; 



A. MACALISTER, M.D., LL.D., D.Sc, F.R.S., F.S.A., 



PROFESSOR OF ANATOMY IN THE UNIVERSITY OF CAMBRIDGE ; 



AND 



J. G. M'KENDRICK, M.D., LL.D., F.EilSl,^ ?>/V AJC Y 



PROFESSOR OF THE INSTITUTES OF MEDICINE IN THE UNtV^a5(^f-' ^^^IQ^(»J^ ft A L' O ^ f^ ] C f. 



DK. 9-1902 

 VOL. XXXV.' I20_^OI. 



NEW SERIES.— VOLUME XV. 



WITH XLI. PLATES AND NUMEROUS ILLUSTRATIONS IN TEXT. 



LONDON: 



CHARLES GRIFFIN AND COMPANY, Ld. 

 EXETER STREET, STRAND, 



1901. 



