[ 397.1 
POSTSCRIPT. 
Havre de Grace, April 28, 1773. 
JUST as I concluded this eflay, I found out a 
fourth fpecies of Sea-Anemonies, of the fize of 
the fecond, and of an elegant form, having the 
appearance of a clutter of white or flelh-coloured 
feathers. Thefe Anemonies are found in oyfter- 
beds, See. I have obferved that there grows or 
comes out of their body and mouth a fort of threads 
about the fize of a horfe-hair, which being examined 
with a folar microfcope of five inches diameter, 
appear as if made up of a prodigious number of 
vefiels, wherein a liquor is fieen to circulate. The 
largeft 
POST SCRIPTUM. 
Le Havre, 8 Avril, 1775. 
LORSQUE je terminois ce memoire, j’ai decouvert unc 
quatrieme efpece d’anemones de mer, grofle comme la feconde, 
et d’une forme elegante, reprefentant comme un aflemblage 
de panaches blancs ok couleur de chair. On la trouve dans 
les huitrieres, &c. J’ai remarque qu’il fort de fon corps et de 
fa bouchc certains cordons de meme couleur delies comme 
un crin, lefquels vus au microfcope folaire fous un dia- 
.metre de 5 pouces, paroiflent formes d’une quantite innom- 
brable de vaifleaux ou circule une liqueur. Les plus gros 
F f f 2 s’uniflent 
