THE NORWEGIAN NORTH-ATLANTIC EXPEDITION 



1876 — 1878. 



ZOOLOGI 



GERI-LATEE STUDIES 



BASED UPOI THE 



DEVELOPlElfT OF ASCIDIAIS. 



BY 



JOHAN HJORT. 



WITH 4 PLATES. 



PRINTED BY GRØNDAHL & SØN. 

 1896. 





