J. Ds-Danaso 
ny are much branched, and each branch ‘is tipped: atascof 
stage as in the nee pee 4and 5. In the seen 23 . 
* 3 Campanularide. 
ec rptes part of the species, minute calicles or little ewps, but in- 
"distinctly visible to the naked eye, are arranged in one or- more 
_ series along the branchlets, and the cluster is a neat imitation of 
the most delicate plumes (fig. 6) trailing vines or mossy tufts; 
and when alive, every calicle is the site of a polyp-flower. These 
_ zoophytes are occasionally but a few lines in height ; yet others no 
eeraiaute 1 in their ¢ells and polyps, attain a length of several feet. 
. The species are sometimes 
fleshy throughout, (figs. 2, 3; i) 
- exterior; the minute cell or. cali- 
cle is of the same nature, and is. 
properly the exterior of that part 
‘ of the animal which surrounds |. 
the stomach: The cccoumpeny. os 
: pre figure (6) represents one of X 
Bs lumes,—a Sertularia,—with — 
mie of a branch, (6a, 6b,) and 
4 calicle (6c) enlarged. Under a 7 
- Microscope they are objects of exquisite bawiity, wapeeially when 
‘covered with the delicate Oe ae On contraction, the arms 
_ Szconp Sznirs, Vol. I, No. 5.—Sept., 1846. 26 
