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-7 



THE DANISH INGOLF-EXPEDITION. 



VOLUME V. 



6, 



HYDROIDA 



(PART I.) 



BY 



HJALMAR BROCH. 



WITH 2 PLATES AND 20 FIGURES IN THE TEXT. 



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,eO'! ".n 'n<f/ 





COPENHAGEN. 



PRINTED BY BIANCO LUNO. 

 19 1 6. 



