Sib o ga- Expeditie 



XIII b- 



THE 



GORGONACEA OF THE SIBOGA EXPEDITION 



V. THE ISIDiE 



BY 



C. C. NUTTING 



Professor of Zoology, State University of Iowa 



With 6 plates 



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



»6»$®ï<8< 



late E. J. BEILL 



PUBLISHERS AND PRINTERS 



LEYDEN I9IO 



