Siboga-Expeditie 



XIII b^ 



THE 



GORGONACEA OF THE SIBOGA EXPEDITION 



V. THE ISID.^ 



BY 



C C NUTTING 



Professor of Zoology, State University of Iowa 



With 6 plates 



(Aided by a grant from the ELIZABETH THOMPSON SCIENCE FUND) 



LATE E. J. BRILL 



PUBLISHERS AND PRINTERS 



LEYUEN — 19 lO 



