POLYCH^TA OF THE L.M.B.C. DlSTtliCT. 13l 



Dredgings. 



1. Mouth of Mersey (sand) 



2. Mouth of Dee (sand) ... 

 8. Colwyn Bay .... 



4. Turbot Hole, Beaumaris Bay 



5. Menai Straits . . . _ 



6. OffPuftin Island 



7. Off N.E. Coast of Anglesey 



8. OffN. „ „ - - 



9. 20 miles N.W. of Holyhead - 



10. Off S.W. coast of Holy Id., Anglesey 



11. AV. and S.W. of Port Erin - 



12. 25 miles N.W. of Bar Lightship, - 



{" Spindrift " cruise, 12 July, 1890). 

 18. do. do. 



(" Spindrift" cruise, 27 Sept., 1890). 

 14. 20 miles S.E. of I. of Man - - 20—25 „ 



(''Weathercock" cruise, 28 Aug., 1886). 

 Stations 12, 18 and 14 proved the most productive in 

 results ; stations 1 and 2 the most meagre. 



Section I.— EEEANTIA. 

 Family. — Aphroditid.e. 

 Sub-Family. — Hermionin^. 

 AphrocUta aculeata, Linn. 

 Stations :- -1, 6, 7, 8, 10, 18, 14. (From low water to 40 fms.) 

 This worm is generally obtained from ground of a sandy 

 or muddy character, thus differing markedly in habit from 

 the closely allied species Hennio)ie hijstrix which I have 

 found to prefer rougher surroundings — shell-debris, gravel 

 and the like. As is the case with so many of the Her- 

 mioninge A. acideata has a very considerable deep water 

 range. A specimen was brought up from a depth of 580 



