THE PHILIPPINE 



JOURNAL OF SCIENCE 



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



SUCCEEDED BY 



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



GENERAL EDITOR 



WITH THE COOPERATION OF 



DEAN C. WORCESTER, A.B.; MERTON L. MILLER, Ph. D. 



LAURENCE E. GRIFFIN, fn. D. ; CHARLES S. BANKS, M. S. 



ALVIN SEALE, A.B.; RICHARD C. McGREGOR, A.B. 



PUBLISHED BY 



THE BUREAU OF SCIENCE 



OF THE 



GOVERNMENT OF THE PHILIPPINE ISLANDS 



Section D ' 



GENERAL BIOLOGY, ETHNOLOGY 

 AND ANTHROPOLOGY 



Volume Vll 



1912 



With 35 Plates and 16 Text Figures 



MANILA 



bureau of printing 



1912 



Z2l8Sq 



