

ILLUSTRATIONS 



OF THE 



ZOOLOGY 



OF THE 



ROYAL INDIAN MARINE SURVEY SHIP 



INVESTIGATOR 



UNDER THE COMMAND OF 



COMMANDER W. G. BEAUCHAMP, R.I.M. 



MOLLUSCA-Pt. Vi, Pis. XXI-XXIlh 



UNDER THE DIRECTION OF 



N, ANNANDALE, D.Sc., C.M.Z.S., F.L.S., Superintendent of the Indian Museum, 



AND OF 



F. H. STEWART, M.A., D.Sc., M.B., Surgeon-Naturalist to the Indian Marine Survey 



SuMfeht) motx the gimtitm at (Baptitm Wi. glatiwben:, 3S-, 

 'gxxvtiox at the ^togal IitMan Jtlarine. 



CALCUTTA 



SUPERINTENDENT GOVERNMENT PRINTING, INDIA 

 1909 



Price One Rupee Eight Annas. 



Sold by the Superintendent of the Indian Museifm, 



*%C* 



