CONTENTS 



No. 1, July, 1923 



[Issued July 9. 1923.] 



Page. 



Merrill, Elmer D. Distribution of the Dipterocarpaceae : Origin 

 and relationships of the Philippine flora and causes of the 

 differences between the floras of eastern and western Malaysia.. 1 



Schwartz, Benjamin. Observations on the life history of the 



horse oxyurid (Oxyuris equi) 35 



Santos, Francisco O. Metabolism experiments with Filipino stu- 

 dents in the United States 51 



Herre, Albert W. C. T. Notes on Philippine sharks, 1 67 



Schultze, W. A new Philippine paussid, synonymical notes on 



Pachyrrhynchus, and a new species of the latter 77 



Trelease, Sam P. Night and day rates of elongation of banana 



Cole, Howard Irving. Potassium ferrocyanide as a reagent in the 

 microscopic qualitative chemical analysis of the common alka- 

 loids 97 



Leach, Charles N., Schwartz, Benjamin, and Leach, Florence 

 Dixon. Hookworm disease: A clinical entity in the Philippine 

 Islands 1 105 



No. 2, August. 1S23 



Herre, Albert W. C. T. A review of the eels of the Philippine 

 Archipelago 



No. 3, September, 



Merrill, Elmer D. Diagnoses of Hainan plants, II 237 



West A. P., and Balce, Sofronio. The composition of pili-nut oil 269 



