TheAWe of H.M.S." Challenger 



EadiolanaPi.18 



S f 5.-7 RHIZOSPHAERA, 8. PLEGMOSPHAERA , 

 9. SPONGODRYMUS. 



1-4.CENTR0CUBUS, 5.- 7.' RHIZOSPHAERA 



9. SPONG" 



£.GaItsch, Jena , Lifho gr . 



