fql 



M33M26 



1911 



Pt.2 



Invert. 



ZOOL. 



PROPERTY OF USRAirf 



BUREAU O? C':;\'";r:aAL FISHERIES 



BIOLOGICAL ST ATI Of ^ 



ST. PETERSBURG BEaCH 6. FLORIDA 



Pi.^ 



SIBOGA-EXPEDITIE 



LIVR. 





£JB- 



LEIDEN 



E. J. BRILL 



