29 
Ij °BSTER’S-HORN coralline, or sea beard. 
A- Antennina. Stem covered with hair-like branehlets, 
pranged in a circular manner round the stem : cells wine- 
S^ss shaped, with two hollow denticles between each. 
Bl. vii. 
Bobster’s-horn coralline, or sea-beard, Ellis’ Cor., p. 15, 
to , PB 9> fig- a b> A, B. C. Sert. antennina, Tur- 
a Ds Bin., vol. 4, p. 079. Stewart’s Elem., vol. 2, p. 443. 
(j nt - antennina, Fleming’s Brit. An., p. 510. Johnston’s 
nt - Zooph., p. 139, pi. xyi. Ellis and Solander’s Zooph., 
45 , 
^ ar - 1. Not branched. Corallina astaci corniculoruin 
|, — Muscus inarinus seu Coralloides non ramosus erectus, 
Synop, Slirp., vol. 1, p. 34, no. 10. Aut. indivisa, 
&>'««■ in Mag. Nat. Hist., vol. 9, p. 463. Johnston’s 
'*• Zooph., p. 139, pi. 16, fig- L 
§ 2. Branched. Corallina ramosa cirris obsita, Ran, 
pj y o°p. Slirp., vol. 1, p. 35. no. 11. Ant. ramosa, Tern- 
v et °n in Mag. Nat. Hist. vol. 9, p. 468. Johnston’s Brit. 
°Ph-, pi. xvi., fig. 2. 
f E' nna ingens, oysters, shells, stones, and sand, 
111 deep water ; very common, especially in oyster beds. 
^here are t, W o variations of this species which at first 
e 'dd seem to constitute specific differences, but after many 
^■nations, 1 am inclined to think they are only varieties. 
D 
r - Johnston is of the same opinion. 
0] , fie first, variety generally grows in clusters on sandy soils 
t u ,] 0t * stones lying in sand, rooted together by small brown 
ty u ar fibres, which are malted together by sand and frag- 
®lev tS s fi e B g - The stem grows to the height of about 
inches, surrounded by its hair-like branches. 
S'rioi Secon d variety grows most commonly on oysters in 
g c 8lti specimens, and not in tufts as the first. The branches 
at ? ra Uy arise from the lower part of the stem and nearly 
ti le r, gfit angles; sometimes at about 45°., and from all parts of 
st ; stem. The branches are similar to the trunk, and 
b e j‘ n Sfit; though I have another variety about nine inches in 
*>ke l ’ w fi‘ c fi is branched, and the branches again branched 
br an ^ Bee, variously twisted and bent. The stem and 
fiiit c ^ es are of a yellow pellucid born colour, when living, 
H e . a * e duller in dead specimens; they are ot equal thick- 
8e Pt t “ r ° u gliont and divided at short intervals by imperfect 
% The branehlets surround the branches and stem, in 
haj r rtlc ill ate manner, and are so slender that they resemble 
'hsta The branehlets have a single row of cup-like cells, 
nt v arranged on their upper edges. The cells rest 
D 
