POLYCIIAETE WORMS PETTIBONE 579 



Spirorbis (Dexiospira) spirillum (Linne, 1758) 



Spirorbis (Dexiospira) spirillum Moore, 1909b, p. 145. — Wesenberg-Lund, 1952 

 p. 9; 1953, p. IIG.— Pettibone, 1954, p. 344, fig. 39,u-x. 



New records: Labrador: Seven Islands Bay, Nain, Hamilton 

 Inlet, Backway, Greater Lake Melville area, Strait of Belle Isle, 

 10-40 fms., on bottoms of stones, rocks, mud, on bryozoans, algae 

 (spiny type and Laminaria), on sabellid worm tube; 52 specimens, 

 Stations 1, 30, 31, 52, 66, 67. 



Distribution: Widely distributed in the Arctic. Also Iceland, 

 Norway to France; Hudson Bay to Long Island Sound, southern 

 Texas; Bering Sea to Mexico; north Japan Sea to Japan. In low 

 water to 305 fathoms. 



References 



Alaejos t Sanz, Lufs. 



1905. Estudio descriptive de algunas especies de polinoinos de las costas 

 de Santander. Mem. Soc. Espaiiola Hist. Nat., vol. 3, pp. 1-76, 

 12 p]s. 

 Annenkova, N. p. 



1931. Die Poly chae ten in den Sammlungen der Jakutischen Expedition der 

 Akademie der Wissenschaften der U. S. S. R. Zool. Anz., vol. 95, 

 pp. 203-205, 4 figs. 



1937. The polychaete fauna of the northern part of the Japan Sea. Issled. 



Morel USSR, Gosud. Gidrol. Inst., Leningrad, fasc. 23, pp. 139- 

 216, 12 figs., 5 pis. 



1938. Polychaeta of the North Japan Sea and their horizontal and vertical 



distribution. In Reports of the Japan Sea Hydrobiological Ex- 

 pedition of the Academy of Sciences of the USSR in 1934, pt. 1, 

 pp. 81-230, 16 figs. 

 AuGENER, Hermann 



1928. Die Polj^chaten von Spitzbergen. In Fauna Arctica. Romer und 



Schaudinn, vol. 5, pt. 3, pp. 649-834, pi. 11. 

 1933. Polychaeten aus den zoologischen Museen von Leiden und Am- 

 sterdam. Pt. I. Zool. Meded. Leiden, vol. 15, pp. 177-260, 7 

 figs. 

 Bergstrom, Erik 



1914. Zur Systematik der Polychaetenfamilie der Phyllodociden. Zool. 

 Bidr. Uppsala, vol. 3, pp. 37-224, 81 figs., pis. 1-5. 

 Berkeley, Edith, and Berkeley, Cyril 



1942. North Pacific Polychaeta, chiefly from the west coast of Vancouver 



Island, Alaska, and Bering Sea. Canadian Journ. Res., vol. 20, 

 pp. 183-208, 6 figs. 



1943. Biological and oceanographical conditions in Hudson Bay. II 



Polychaeta from Hudson Bay. Journ. Fish. Res. Board of Canada, 

 vol." 6, No. 2, pp. 129-132. 



1944. Polychaeta from the western Canadian Arctic region. Canadian 



Journ. Res., vol. 22, pp. 1-5, 6 figs. 



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