THE PORIFERA. 



73 



Sycones. 



Leucandra gossei 

 Leucandra nivea 

 Leucandra johnstonii 

 Sycandra ciliata 

 Sycandra coinpressa 

 Aphroceras ramosa, n.sp. 



The arrangement of all Sponges, excepting the Calcarea, 

 followed in these notes is that puhlished hy Mr. Carter, in 



