C 3°s ] 
More of its advantages might be mentioned, but 
thefe, we apprehend, may be enough to recommend 
it at prefen*. 
J. Be vis. 
Ja. Short. 
XLVI. A Letter from Mr . John Ellis to Mr . 
Peter Collinfon, F. R. S concerning a Cluf- 
ter-Polype, found in the Sea near the Coaji 
of Greenland. 
S I R, 
Read 
Nov. 
* 753 * 
8,rr-\HE marine production, that you 
A were fo obliging to fend me, ap- 
pears to be an animal, not a vegetable, as your 
friend call’d it, who fent it to you. Upon examin- 
ing it, I find it to be a fpecies of clutter-polype, con- 
fitting of many bodies united at one common bafe. 
This fpecimen appears to have three-and-twenty di~ 
ftinCt ones. I have fince feen another, that was taken 
at the fame time, that had between thirty and forty. 
Each body is furnifhed at the top with eight arms 
or tentaculi , which expand themfelves in the form 
of a ttar. Each arm is again furnifhed on each fide 
with a row of fmall fibres, which feem to do the of- 
fice of fingers. In the centre of the eight arms ap- 
pears the mouth, furrounded by fix little femicircular 
lips ttanding upright. 
Upon differing one of the bodies lengthwife, it 
appeared to confift of a ttrong mufcle, contracted 
into 
