The Voyage o£ H M3. Challenger.’' 
Hydroida, Part II, PI .XIV 
jj 
v\ 
\ ' v 
\ 
1 
1 
w 
H 
ml 
Jb 
A T HdIKcU Trth 
"West .Newman & C° imp 
I, l A HYPANTHEA 
AGGREGATA. 
2, 2 A HYPANTHEA H E M I S P H ER I C A. 
