150 HISTORY OF BRITISH ZOOPHYTES. 
not he very unwell some time ago? You would be sorry 
for him then, I am sure.”—‘“ Ou, ay, he was sairly pained 
wi’ rheumaticks; but ’m aye unco’ thankful when trouble — 
keeps aff my ain body.” 
5. PrumuLaRtIa sETAcEA, Sea Bristles, Edis. (Plate 
IX. fig. 26.) 
Hab. On seaweeds and on shells. 
This coralline is more common on the Ayrshire coast than 
Pi. pinnata, being at times found in considerable abundance 
intertwined with the branches of Halidrys drifted ashore. 
We have occasionally observed it on shells and also on crabs. 
It sometimes attains the height of six inches, and then it 
almost rivals the preceding in beauty, but with us it is 
seldom the half of that height. The finest specimen I have 
seen was dredged in good company, in Loch Fine, with 
Professor John Fleming, of Edinburgh, and Mr. Smith, of 
-Jordanhill, aboard his yacht, the ‘Raven’ It was not 
above three inches in height, but the vesicles were thickly 
clustered along the stem on each side, of a fine red colour, 
whereas they are generally said to be yellow. Dr. Johnston 
gives good distinguishing marks betwixt it and PZ. pinnata. 
In the latter there are three pinne on each internode ; 
in Pl. setacea there is only one, and it springs immediately 
