ANNALS OF THE NEW YORK ACADEMY OF SCIENCES 

 Vol. XXIV. pp. 1-17. pU. I-V 



Editor, Edmund Otis Hovey 



THE USE OF CRINOID ARMS IN STUDIES 



OF PHYLOGENY 



BY 



Elvira Wood 



NEW YOEK 



PUBLISHED BY THE ACADEMY 



1 May, 1914 



