150 HISTORY OP 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 Fm aye unco' thankful when trouble 

 keeps aff my ain body." 



5. PLUMULAEIA SETACEA, Sea Bristles, Ellis. (Plate 

 IX. fig. 26.) 



Hab. On seaweeds and on shells. 



This coralline is more common on the Ayrshire coast than 

 PL 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 tliickly 

 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 sn&PLpmnata. 

 In the latter there are three pinnae on each internode ; 

 in PI. setacea there is only one, and it springs immediately 



