APR 



189S 



The Habits and Structure ofArenicola 

 marina. 



By 



F. ir. Oamble, M.Sc, 



and 

 J. H. Ashworth, B.Sc, 



Demonstrators and Assistant Lecturers in Zoology, Owens College, 

 Manchester. 



With Plates 1—5. 



1. Distribution: Varieties: Habits. 

 The common lugworra and its coiled castings of sand are 

 familiar objects on almost all the sandy and muddy shores of 

 Western Europe, but the exact geographical range of the 

 species is doubtful. It has been recorded from the shores of 

 North Siberia, Spitzbergen, Iceland, and Greenland (Wiren, 

 1883 J Levinsen, 1883). On the north-east coast of America 

 it has been found from the Bay of Fundy to Long Island 



VOL. 41, PART 1. NEW SKR. A 



