WITH THE COMPLIMENTS 



THK AUTHOR 

 SmifPS INSTITUTION 

 FOR KlOl/OGICAL ^f *jf^, . 

 SMITHSONIAN INSTITUTION ()p i;s| VKRSITV OF CAL1F0J 



UNITED STATES NATIONAL MUSEUM LA JOLUA, C 

 Bulletin 100 



VOLUME 1, PART 4 



CONTRIBUTIONS TO THE BIOLOGY OF THE 



PHILIPPINE ARCHIPELAGO AND 



ADJACENT REGIONS 



REPORT ON THE 



CHAETOGNATHA COLLECTED BY THE UNITED 

 STATES FISHERIES STEAMER "ALBATROSS" 

 DURING THE PHILIPPINE EXPEDI- 

 TION, 1907-1910 



By ELLIS L. MICHAEL 



Of the Scripps Institution for Biological Research, La Jolla, California 



WASHINGTON 



GOVERNMENT PRINTING OFFICE 

 1919 



