THE DANISH INGOLF-EXPEDITION. 



VOLUME VI. 

 1. 



P O R I F E R A. 



(PART I.) 



HOMORRHAPHID.41 AND HETERORRHAPHIDiE. 



BY 



WILL. LUNDBECK. 



WITH 19 PLATES AND i FIGTRE IN THE TEXT. 



TRAXSL.lTED BY TORBEN LUNDBECK. 





COPENHAGEN. 



PRINTED BY BIANCO LUNO. 

 1902. 



