DOUBLE NUMBER 



VOL. XXXVI FEBRUARY, 1921 No8. 3 & 4 



JOURNAL 



OF THE 



Elisha Mitchell Scientific Society 



CONTENTS 



Proceedings of the Elisha Mitchell Scientific Society, 

 May, 1920, to December, 1920 103 



James Jacob Wolfe, 1875-1920 no 



The Chemical Behavior of Zirconium. F. P. Venable 115 



A Pure Culture Method FOR Diatoms. Bert Cunningham .. . 123 



The Occurrence of Unlike Ends of the Cells of a Single 

 Filament of Spirogyra. Bert Cunningham 127 



Some Marine Molluscan Shells of Beaufort and Vicinity. 



Arthur P. Jacot 129 



Notes on the Thelephoraceae of North Carolina. W. C. 



Coker 146 



ISSUED QUARTERLY 



CHAPEL HILL, N. C, U. S. A. 



ENTERED AT THE POST OFFICE AS SECOND-CLASS MATTER 



