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- C.F. Liitken on Ophiurans. 63 
each mouth-frame. Side mouth-shields wedged between first 
and second lower arm-plate, so as to form almost a ring round 
the mouth. One tentacle-scale. Three to six rough arm-spines. 
Seven species 
NEW OR LITTLE KNOWN SPECIES. 
ae carnea (Sars, Ms.).—Liitken, p.41. Tab. I, fig. 6. 
Arms Dise thick, covered above with = rounded, angular scales 
Radial shields inapel like a short, ae pear seed, inconspicuous, separated n early 
by a round scale. Incision in the with margins almost perpendicular, with a 
row of twelve broad and flat spite on each side, whi ie are continued ve fine ins 
along the genital openings. Two small, perpendicular plates, side by side in each 
incision of the disc, with a row of papille on either side. ngth of Bone ly ‘shields 
eg ier breadth, and than distance from margin of dise. Under arm-plates 
like a circle, separated from each other, without exception, by the 
tes. i h 
paiee Sarsii ee —Liitken, p. 42, Tab. I, figs. 3, 4. 
peace — ? (Stim Sime f Grand Manan, Smithson. Coattily) 
Ophiolepis cil: on Travels i in ‘tobias and gg gay 
Ophiura wr eoriacea? em Preliminary Rev. m Scien. Com. Soc. Nat. Hist.). 
Cphiiinn _— (Foun os a : 
varyi what as in ped 
like a se at 8 ein nd ines aps 
Sorl 8 and to their breadth as 4:3. The rest of the scales unifi 
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scales, radiating from it. Scales of under surface growing smaller towards mouth- 
shields. Tncsons in nthe = ~ dise very deep, so as to receive four upper arm- 
side uppe: ar 
. sree in s and a similar one soe the Bon opening. Mouth-shields about as 
n O. texturata ; their length to breadth as 7:5. Side mouth-shields narrow and of 
0 : 
elites bread th at the two ends. On each side of the innermost tentacle-pore: 
from five to six papille, and between these and the mouth, four to six pi 
il o broad 
le. on arm-plates, at base of arms, four or five times as , but, 
- i Se ong er arm-plate, at base of arms, twice as broad 
er out, almost disappearing. Two tentacle-scales generally, but some- 
imes , ree arm- of which the lo 
t aga ly one. 
is not so long as the side arm-plate ; the —— at the tip of the arm, are as long 
as the side arm-plates; but, at the base of the arm, double that length, Color, 
f 27mm.; and arms a length of 100™m. Is distinguished 
from O. urata by the different number the different form 
papille at disc, i t shape of lower y wanting 
the pores at the base of the under surface of the arm. Young, with diame 
4 to 6mm, have incisions of disc less deep, fewer and proportiona 
es, radial-shields shorter and closer , up wer, and 
often only one tentacle ove These young resemble, therefore, the full grown 
. ‘ms, 
— also at fb enchar ng at Florée and  asaggreb in oe 
Grand Manan Is, (Stimpson loc, cit. Ophiolepis cil 
