POLYCHAETE WORMS — PETTIBONE 575 



New records: Labrador: Seven Islands Bay, Hebron Fjord, 

 east and west ends Lake Melville, Goose Bay and Terrington Basin 

 of Greater Lake Melville area, 8-125 fms.; on bottoms of mud, and 

 mud with rock; 121 specimens, Stations 11, 12, 14, 31, 38-40, 47, 53, 

 55, 57, 59, GO, 68. 



Distribution: Widely distributed in the Arctic. Also Iceland, 

 Norway to English Channel; Hudson Bay to Maine; Bering Sea. In 

 3 to 1, 528 fathoms. 



Genus Leaena Malmgren, 1865 



Leaena abranchiata Malmgren, 1865 



Leaena abranchiata Wesenberg-Lund, 1953, p. 99. — Pettibone, 1954, p. 325, fig. 

 37, a, b. 



Some specimens had tubes of mud with bits of rock and were 

 fastened to tubes of the terebellid Pista maculata. 



New records: Labrador: Seven Islands Bay, west end Lake 

 Melville, 15-55 fms., on bottoms of mud and mud with rock; 21 

 specimens, Stations 31, 37, 38, 57. 



Distribution: Widely distributed in the Arctic. Also Iceland, 

 Faroes, Norwaj^, Sweden, Finland; Hudson Bay to Labrador; south- 

 western Alaska; Okhotsk Sea to north Japan Sea; Antarctic, South 

 Georgia. In 5 to 1,975 fathoms. 



Genus Thelepus Leuckart, 1849 



Thelepus cincinnatus (Fabricius, 1780) 



Thelepus cincinnatus Moore, 1909b, p. 141. — Wesenberg-Lund, 1953, p. 100. — 

 Pettibone, 1954, p. 327, fig. 37,d. 



New records: Labrador: Davis Inlet, Strait of Belle Isle, 12-30 

 fms., on bottoms of rock, rock and bryozoans, and rubble; 5 speci- 

 ments. Stations 2, 3, 20. 



Distribution: Widely distributed in the Arctic. Also Iceland, 

 Norway to Portugal, Mediterranean, Adriatic; Labrador to Massa- 

 chusetts; Bering Sea to Washington; Japan; Indian Ocean; Antarctic. 

 In low water to 1,391 fathoms. 



Genus Polycirrus Grube, 1351 



Polyciirus medusa Grube, 1855 



Poylcirrus medusa Wesenberg-Lund, 1953, p. 102. — Pettibone, 1954, p. 328, fig. 

 37,e,f. 



New record: Labrador: Kaipokok Inlet, 45 fms., silt; 1 speci- 

 men, Station 7. 



