Vol. V 



DECEMBEE, 1910 



No. 6 



THE PHILIPPINE 



JOURNAL OF SCIENCE 



EDITED BY 



PAUL C. FREER, M. D., Ph. D. 



WITH THE COOPERATION OF 



DEAN C. WORCESTER, A. B.; ROBERT BENNETT BEAN, M. D. 



MERTON L. MILLER, Ph. D.; CHARLES S. BANKS, M. S. 



ALVIN SEALE, A. B.; LAWRENCE E. GRIFFIN, Ph. D. 



RICHARD C. McGregor, a. B.; NELLIE LOUISE COOK, B. L., M. A 



PUBLISHED BY 



THE BUREAU OF SCIENCE 



OF THE 



GOVERNMENT OF THE PHILIPPINE ISLANDS. 



D. Ethnology, Anthropology, and General 

 Biology 



MANILA 



BtJEEAU OF PRINTING 



1910 



