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CONTENTS 



Page 



Original Papers 

 Botany — New or noteworthy plants from northwestern Ontario. O. E. Jen- 

 nings 453 



Ichthyology — ^The fish fauna of the Cordillera of Bogota. Carl H. Eigen- 

 ICANN 460 



Abstracts 



Apparatus 469 



Electrical Engineering 469 



Geodesy 47° 



Geology 47° 



Geology and Hydrology 472 



Hydrology 473 



Radiotelegraphy 474 



Proceedings 

 Philosophical Society of Washington 475 



Scientific Notes and News 480 



