\68 



placed clofe to tl.e larger end -. the anterior fide is fome- 

 vliat pointed : colour white, mottled with pink, or pale 

 red; but thefe colours are, in a recent (late, obfcuredby an 

 olive-green, glofTy epidermis. Infide white, or tinged 

 with pink ; margin crenated on the part which is ribbed. 



We have P:)und this fpecies fparingly on the coaft of 

 Cornwall and. Dcvonjhirc : adhering very flrongly to the 

 lower part of the (talks of Algce, and frequently fo enve- 

 loped by the bark or film of the plant, as to appear like a 

 knot or fwelling; the fmailer end of the fiiell, however, is 

 generally uncovered, or it might pafs unnoticed. 



Do61or PuLTENEY fpcaks of having found a clufter of 

 thefe mufcles, adhering to the Afcidia Mentula o{ Gwe^Liti 

 at Weymouth, from which Da Costa took his defcription. 

 The Dodor afterwards faw them on Oyjlcrs, from Foole 

 and Szvanage. 



We have received fpecimens from Mr Bryer of Wey- 

 'mouth, completely enveloped by the epidermis, or fkin of 

 the Afcidia before mentioned, except a fmall corrugated 

 opening: two or tiiree were fo fixed to the fame animal, 

 adhering flrongly by their b\/fiis. This circumftance is 

 not uncommon on the coafl: of Devonjliirc, where we have 

 feen that animal fludded with M. difcors. 



It differs only in fize, and being of a lighter colour, from 

 thofe firft introduced into England by Captain Cook, 



from 



