576 PROCEEDINGS OF THE NATIONAL MUSEUM vol. los 



Distribution: Widely distributed in the Arctic. Also Iceland, 

 Swedish west coast to France, Mediterranean; Labrador to Maine; 

 Bering Sea to Washington; Okhotsk Sea to north Japan Sea. In low 

 water to 889 fathoms. 



Genus Terebellides Sars, 1835 



Terebellides stroemii Sars, 1835 



Terebellides stroemii Moore, 1909b, p. 142. — Wesenberg-Lund, 1953, p. 105. — 

 Pettibone, 1954, p. 330, fig. 37,j-m. 



New records: Labrador: Hebron Fjord, Hamilton Inlet, west 

 end Lake Melville, Strait of Belle Isle, 5-65 fms., on bottoms of mud 

 and sandy mud with rock and much detritus; 5 specimens, Stations 

 10, 17, 23, 38. 



Distribution: Widely distributed in the Arctic. Also Iceland, 

 Norway to Portugal, Mediterranean, Adriatic, Black Sea; Hudson 

 Bay to Long Island Sound; Gulf of Mexico, West Indies; Bering 

 Sea to southern California, Panamd, Venezuela; north Japan Sea to 

 Japan; Iranian Gulf; Indian Ocean; Antarctic. In low water to 

 1,611 fathoms. 



Family Sabellidae 



Genus Sabella Linne, 1767 



Sabella crassicornis Sars, 1851 



Sabella crassicornis Pettibone, 1954, p. 334, fig. 38,a-i. 

 Sabella fabricii Wesenberg-Lund, 1953, p. 106. 



New record: Labrador: Hamilton Inlet, 5-6 fms., sand, mud, 

 rock, much detritus; 1 specimen. Station 23. 



Distribution: Widely distributed in the Arctic. Also Iceland, 

 Norway to France, Mediterranean; Hudson Bay to Massachusetts; 

 Bering Sea to California, Central America; north Japan Sea to Japan. 

 In low water to 230 fathoms. 



Genus Potamilla Malmgren, 1865 



Potamilla neglecta (Sars, 1851) 



Potamilla neglecta Wesenberg-Lund, 1953, p. 107. — Pettibone, 1954, p. 335, fig. 

 38,j-n. 



New record: Labrador: Hebron Fjord, 125 fms., mud; 1 speci- 

 men, Station 12. 



Distribution: Widely distributed in the Arctic. Also Iceland, 

 Norway to France, Mediterranean, Adriatic, Cape Verde Islands; 

 Labrador to Massachusetts; Bering Sea to California; north Japan 

 Sea to Japan; Antarctic. In low water to 1,044 fathoms. 



