CAT. CHAETOPODA BRIT. MUS.I. 



Plate IV. 



S.P. 



CE.Gl 



S.P. 



-CE.GI. 



-Nph! 



ArenLcola marina (Linnaeus.) 



AX.Maxwell del. 



Arenicola Loveni Kinberg. 



E.wason,Canibridge. 



