f 
Natural Hiftory of 
Some of thefe little radical Tubes are difcovered by the Mi-. 
crofcope, to be full of Hooks, ‘the better to fecure the Coral- / 
line, when it adheres to foft fpongy Subftances. The Hooks 
en one of the Tubes are exprefled at Fig. F, in the Coral- 
line, B. the natural Size of which is exhibited at Fig. b, | 
INES enn 
When this Coralline is put into Vinegar, a ftrong Effer-” 
{ 
~ vefcence enfues, till the {tony or coral-like Coat is deftroyed; 
and then the Cells, ftill keeping their Shape, appear to be 
_ made of a thin pliable Membrane, like thofe of the Hinges 
Plate XX. 
Fig. c. C. 
Plate XX. 
Fig. d. D. 
and Roots: So that Roots, Hinges, and Cells appear now to 
be one continued tubulous Membrane, only modified’ into 
different Shapes, . | 
N°. 4. Corallina cellifera minor, repens, ramofa, © feru- 
pofa, cellulis alternis a latere angulatis. 
Creeping ftony Coralline. — 
This Coralline differs from the former in having angular 
Sides to its Cells, and in being of a more {tony brittle Tex- 
ture. 
While I was at Ram/gate, in Auguft 1754, I Gnicnred the 
Polypes in the Cells, as defcribed at Fig. C; which is a mag- 
nified Branch of Fig. c, N°. 4. in the fame Plate. ie 
N°. 5. Corallina cellifera minima, ereéta, ramofi, celluiis 
infundibuli-formibus, baft conjunttis, oribus patentiffimis, Ju- 
perne ciliatis, & alternatim prominentibus. 
Ciliated, Coralline. 
This very {mall Corallineuaties from many Zubulj, which 
unite, and fend forth Branches of Gells of 4 Funnel-fhape, 
: plaeed 
