572 PROCEEDINGS OF THE NATIONAL AIUSEUM vol. 



Distribution: Widely distributed in the Arctic: Siberian Arctic, 

 Greenland, Jan Mayen, Spitsbergen, Barents Sea, Novaya Zemlya, 

 Kara Sea. Also Iceland, Faroes, Scandinavia to France; Hudson 

 Bay to Massachusetts; Alaska to southern California; north Japan 

 Sea, Manchuria; Antarctic. In 4 to 2,228 fathoms. 



Genus Ampharete Malmgren, 1865 



Key to the species of Ampharete from Labrador 



1. Paleae slender, taper gradually. Anal cirri numerous. Tube membranous: 



plus soft gray debris A. acutifrons ! 



Paleae stouter, taper rather abruptly, with short to long acuminate tips. , 

 Anal cirri 2. Tube of stiff, smooth, compact mud A. arcticai 



Ampharete acutifrons (Grube, 1860) 



Ampharete acutifrons Wesenberg-Lund, 1953, p. 90 — Pettibone, 1954, p. 316, 

 fig. 36,b-d. 



New record: Labrador: Strait of Belle Isle, 8 fms., soft mud; 

 1 specimen. Station 17. 



Distribution: Widely distributed in the Arctic. Also Iceland, 

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

 Bering Sea to southern California; north Japan Sea. In 1 to 1,333: 

 fathoms. 



Ampharete arctica Malmgren, 1865 



Ampharete arctica Malmgren, 1865, p. 364, pi. 26, fig. 77.— Verrill, 1881, p. 312. 



Moore, 1908, p. 348; 1923, p. 200.— Hessle, 1917, p. 97, fig. 9.— AugenerJ 



1928, p. 777.— Gustafson, 1936, p. 9.— Annenkova, 1937, p. 188; 1938, p^ 



201.— Gorbunov, 1946, p. 39.— Zatsepin, 1948, p. 150, pi. 37, fig. 11 



Berkeley and Berkeley, 1952, p. 65, figs. 133-135. 

 Ampharete setosa Verrill, 1873, pp. 612, 416.— Hartman, 1944a, p. 20 (52), fig^ 



8 (figure as A. grubei). 

 Ampharete gracilis Verrill, 1881, pp. 302, 305, 309, 312.— Moore, 1923, p. 20: 



not A. gracilis Malmgren, 1865. 

 Ampharete finmarchica Verrill, 1881, pp. 298, 305, 309, 312. — Wesenberg-Lund 



1950a, p. 47; 1950b, p. 109; 1953, p. 90. 

 Ampharete groenlandica Treadwell, 1937, p. 33. 



Description: Paleae about 20 in each semicircular group, tapei 

 rather abruptly, with short to long acuminate tips. Abdominaj 

 setigers 13 (may be 12). Neuropodial cirri inconspicuous. 



New records: Labrador: Hebron Fjord, 60-65 fms., fine sand 

 mud, some rock; 1 specimen. Station 10. East Coast Norti 

 America: Off Maine, Massachusetts, 13-110 fms., U. S. Fish Commisi 

 sion (by Verrill as A. gracilis, A. setosa, A. finmarchica). West Coas' 

 North America: Washington Sound, 12 fms., mud, M. H. Pettibone 



Distribution: Widely distributed in the Arctic: Siberian an« 

 Canadian Arctic, Greenland, Spitsbergen, Barents Sea, Novayi 



