"^^ ' ECHINODERMA OF THE INDIAN MUSEUI 



OPHIUROIDEA. 



ILLUSTRATIONS 



SHALLOW-WATER OPHIUROIDEA 



COLLECTED BY THB 



ROYAL INDIAN MARINE SURVEY SHIP 



INVESTIGATOR 



BT 



R. KOEHLER, 



PROFESSOR OF ZOOLOGY IN THE UNIVERSITY OF LYON. 



CALCUTTA: 



PRINTED BY ORDER OF THE TRUSTEES OF THE INDIAN MUSEUM. 



1900. 



Price Four Rupees. 



