80 - 
tho’, for Want of proper Opportunities to examine them while 
Natural Hiftory. 
Iga IT cannot exhibit fo circumftantial an Account of them, 
as fie been done of the other Claffes of Sea- productions. 
Of the feveral kinds of Sponges, found upon our Coaft, I 
fhall only mention two, as I have not been able to procure 
Specimens of the reft fuficiently Fone 
oe Nex. Spongia ramofa Brivtanita. atl: rge48' RS: 
ig . 7 
pag. 29. N°. 1. 
Branched Englifh Sponge. 
The fibrous Ramifications of this Sponge are extremely — 
fine, tender, and tranfparent, of a pale yellow Colour, and 
moft curioufly interwoven. ‘The Branches rife irregularly, 
but upright ; they frequently inofculate with one another, 
and are a little comprefled along the Edges of the Sides. 
At certain regular Diftances, we may obferve {mall circular 
_ Holes, which feem regularly worked, in the Manner we find 
Plate XVI. 
~ Fig. d. 
them in the Webs of Spiders. 
Fig. f, Plate XXXII. gives us the natural Appearance of 
a Branch of Englifb Sponge, with the Entrances of the Ca- 
vities along the Edges, at Fig. g. 
Fig. B, isa Piece of the Top of this pone magnified. 
N°. 2. Spongia medullam panis referens. 
Alcyonium ramofum molle, rmechllee paris intus fitnile. R. S. 
pag. 31. \ 
Sponge, like Crumb of Bread. 
This Sponge i is of a very irregular Shape, and wwhitith Co- 
lour, growing often round Fuwcus’s‘and Corallines. The 
whole Surface is full of Holes, vifible to the naked Eye; 
and, when it is examined by the Mierofcope, all the Inter- 
| {tices 
