LIST OF SCOTTISH VERMES. 557 

 AsCIDIA. 



A. prunum, Miiller. Adhering to fuei, Leith 

 Shore. 



€07ichilega 9 Miiller. Adhering to fuci, Leith 

 Shore. 



Mammaria. 



M. mammella, Miiller. Adhering to fuci, but rare 3 

 Leith Shore. 



LlNEUS. 



L. longissimus. {Black-worm of the Newhaven 

 fishermen). On the oyster-banks, not un- 

 common. Noticed many years ago by my 

 friend Mr Neill ; afterwards transmitted by 

 the late Mr Simmonds to Mr Sowerby, who 

 has figured and described it under its pre- 

 sent name in his " British Miscellany/' 



Nereis. 



N. mollis, Miiller. This rare species occurs sel- 

 dom in this neighbourhood. I have also 

 met with it on the shores of Shetland. 

 lamelligera. Deep water in the Frith, brought 

 up by the oyster-dredges. Mr Neill. 



ApHRODITA. 



A. scabra, Lin. Leith Shore. 

 acuhata, Lin. Leith Shore, 



