« 
.37 
s %!)tly pointed on the outer, and waved on the lateral 
^rgins. 
tli 
Ellis states that bis specimen bad no ovarian vesicle and 
he had never seen any ; Johnston, Larnourotix and all 
°*heir authorities to whom I have access do not mention 
le ®, and the specimens I have are without any, so that at 
Ptesent they appear to be unknown.* 
Grubby CORALLINE. Plumularia Frutescens. Stem 
dark brown, composed of sub-parallel tubes irregularly 
branched, branches pinnate, pinnse alternate, bifid ; cells 
distant, ovato-tnbular with plain and slightly everted rims; 
Asides ovoid, smooth, with small terminal apertures. 
Sertularia frutescens, Ellis and Solander’s Zooph., p. 55, 
!);• 6, fig. a A, pi. 9, figs. 1, 2, covered by an Alcyonium. 
. '“■ton’s Lin., vol. 4, p. «$0. Stewart’s Eleru., vol. 2, p. 445. 
>, '“ 11 . frutescens, Fleming’s Brit. An., p. 547. Johnston’s 
j r ‘t. Zooph., p. 149, pi. 20, figs. 2, 3. Aglaophenia fru- 
' Sc eas, Laraouroux’s Cor. Flex., p. 173. 
,, Hab. On stones from deep water, from the Eddy stone to 
e -Headman. Common, but not abundant. 
, ’This species is of a dark brown colour and varies from one 
“ bv e inches in height. The stem is composed of aggregated 
•.’“-parallel tubes of a dusky brown colour, and not polished. 
I -j) e pinnm are closely arranged, formed of single tubes and 
f J| “*roated, with one cell on each internode. The cells much 
^ es 6iUble old fashioned coffee cups, with patulous apertures 
Jj v .’ n S? slightly everted rims. They lie close to the pinnae, 
1 are lodged in a slight cavity of the internode, with a 
jj^parent triangular denticle between each. Sometimes 
’®y are much branched and bushy, but most commonly are 
j_° Y a simple frond. The vesicles are numerously produced 
a r iVr arch and April, on the upper edges of the pinnm. They 
6 s ®all, ovoid, with prolonged terminal apertures. 
q LAOMEDEA. Larnouroux. 
e neri c Character: Polypidom rooted by a creeping fibre, 
jj. a nt-like, erect; jointed at regular intervals, the joints 
!“8ed, incrassated, giving origin, alternately on opposite 
V ’ U| ; S . to the shortly pedicled cells; cells campauulate; 
Sh ,eS1C * es as illary. Polypes hydraform. 
lip THREAD CORALLINE. L. Dichotoma. Stem 
lil or m , branched diokotomously ; cells alternate eampa- 
ala 'e, the 
rim even. 
b. ] vesicles of this species liave since been seen by the Rev. 
Of p. “Jporongh of Ayrshire, he says “ they are as remarkable as those 
’ Vj ‘istata,” but does not describe them. Zoologist, vol, 1, p. 88. 
