Hydroida, Part IT. PI . XXVIII. 
The Vbyage 
-n-T.HdLick lith. 
:f H.M S ThaZenger'.' 
"We st , Uevnman. & 0° xmp 
I. I A SERTULARI A ECHINOCARPA. 2,2 A SERTU LA R I A CATENA. 
3,3 4 3? SERTULARI A - GENICULATA. 
