Vol. X, Sec. D, No. 6 



November, 1915 



THE PHILIPPINE 



JOURNAL OF SCIENCE 



ALVIN J. COX, M. A., Ph. D. 



GENERAL EDITOR 



Section D 



GENERAL BIOLOGY, ETHNOLOGY, 

 AND ANTHROPOLOGY 



EDITED WITH THE COOPERATION OF 



M. L. MILLER, Ph. D.; R. P. COWLES, Ph. D.; ALVIN SEALE, A. B. 



C. F. BAKER, A. M- ; C. S. BANKS, M. S. ; L. D. WHARTON, A. B. 



R. C. MCGREGOR, A. B. ; H. E. KUPFER, Ph. B. 



MANILA 



BUREAU OF PRINTING 



1915 



