of the Escuara. 
The celebrated Doctor Bernard Fuffiex difcovered fmall 
_ Polypes extending themfelves out of thefe Cells, which he 
has deferibed in the Memoirs of the Academy of Sciences 
forthe Yeari7z42. : 
Upon examining fome Specimens lately, I difcovered, at 
the Entrance of many of the Cells, a fmall teftaceous Body, 
like a bivalve Shell. ; 
i 4 The Figure of the Cell, with the Shell in it, is magnified 
 at#, Plate XXIX, — It is of a tranfparent Amber-colour, fo 
dlar that one may fee the dead Animal through it, repre- 
fented by the black Spot. 
a Fig. a, N®. 2. gives us the natural Appearance of a leafy 
Branch of this Coralline. 
Fig. A, isa Part of a Leaf magnified to fhew the fuperfi- 
. 
ial Figure of the Cells, and the Manner in which they are 
difpofed. : pa) 
| ‘Rig. B, thews a crofs Seétion of a Leaf, and difcovers the 
feveral Partitions of the Cells. 
‘Fig. C, fhews the fame Cells in fingle Ranges, or Sur- 
faces, creeping on a Fucus, with the Cells of the common 
| Sea-Infec that infefts all marine Bodies on thefe Coatts. 
N.3. Efchara foliacea, millepora, lapidea, extremitatibus pine xxx, 
bine inde irregulariter coale[centibus, utrague fuperficie ex 
 cellulis ovatis confians. 
_.  Efchara retiformis. R.S. p. 3I. Reticulum MAriNitile : 
ae J.-B. IIL. 809. Pe? 2) Fo eee 
Stony foliaceous Coralline 
; Oi This ftony Millepora was found growing to an Oyfter-fhell, 
on the Weft Coaft of the Ile of Wight, in April 1753 3 and, 
when 
