POLYPI. 
559 
FlabeUaria pavonia .— The Peacock Flabellaria. 
Plate CIV. fig. 3. 
With a simple incrusted stem and agglutinated branches ; sur¬ 
mounted by a flabelliform, calcareous, undulated, sublobed leaf. 
Inhabits the American seas. 
Section II. 
With the polypiferous masses branching like plants, and com¬ 
posed of two different substances, namely, a central and solid 
axis, and fleshy incrustation, covering and containing the polypi; 
and an inorganic corneous or stony axis ; the polypiferous crust 
porous, cellular, and friable when dried. 
Genus 7. — COR ALL IN A.— Lamarck. 
Generic Character .—Polypiferous mass attached, greatly 
branched, having a central axis, which is filiform, inarticulate, 
cartilaginous, solid or horny; incrustaceous, calcareous, thick, 
its surface united without visible cells, and interrupted as if 
longitudinally jointed ; polypi unknown. 
* Dichotomous, having short joints, frequently compressed and 
dilated above. 
Corallina officinalis .— The Corallina of the Shop. 
Plate CIV. fig. 5. 
Branches pinnated ; joints of the stem and branches cuneiform 
and compressed. Inhabits the coasts of Europe. 
** Capillary, subdichotomous, and having cylindrical joints. 
Corallina squamata. — The Scaly Corallina. 
Plate CIV. fig. 6. natural size; fig. 7. a branch magnified. 
With pinnated branches and dilated above; joints and steins 
wedge-shaped, compressed, the last one depressed ; margin acute. 
Inhabits the coasts of England. 
*** Branched, dichotomous, or verticulate, having elongated, 
separated joints, which expose the corneous axis. 
