THE DANISH INGOLF-EXPEDITION. 



VOLUME V. 



7. 



HYDROIDA. 



(PART II.) 



BY 



HJALMAR BROCH. 



WITH i PLATE AND 95 FIGURES IN TEXT. 



-*-j»»:?«f<- 



COPENHAGEN. 



PRINTED BY BIANCO LUNO. 

 19 1 8. 



