138 PROCEEDINGS OF THE NATIONAL MUSEUM vol. 117 



Eteone longa (Fabricius) 



Nereis longa Fabricius, 1780, p. 300. 



Eteone longa. — Berkeley and Berkeley, 1948, p. 41, figs. 57, 58. — Pettibone, 1954, 

 p. 234, fig. 27h. 



Material: Stations 5(2), 21(1), 27(1), 34(1), 35(4), 42B(1), 50(1), 

 52(1), 54(2), 58(1), 59(2), 60(2), G-l(l), G-4(l); Bering and Chukchi 

 Seas. 



Family Syllidae 



Autolytus prismaticus (Miiller) 



Nereis prismatica Miiller, in Fabricius, 1780, p. 302. 



Autolytus -prismaticus (Fabricius) [sic]. — Pettibone, 1954, pp. 249-252, figs. 29a-b, 



Material: Stations 54(2); Little Diomede Island. 



Exogone naidina Oersted 



Exogone naidina Oersted, 1845, p. 20, pi. 2.— Pettibone, 1954, p. 258, fig. 281. 

 Material: Station 25(1); Bering Sea. 



Typosyllis alternata (Moore) 



Syllis alternata Moore, 1908, pp. 323-325, figs. a-f. 

 Typosijllis alternata. — Hartman, 1948, p. 21. 



Material: Station 57(26); Chukchi Sea; silty sand. 



Distribution: This species was known from western Canada south 

 to western Mexico, in shallow waters. The distribution is extended 

 herein into the Chukchi Sea. 



Typosyllis fasciata (Malmgren) 



Syllis fasciata Malmgren, 1867, p. 161. 



Sijllis (Typosyllis) fasciata.— Fettihone, 1954, pp. 254-255, figs. 28c-e. 



Material: Station 57(1); Chukchi Sea; silty sand. 

 Family Nereidae 



Nereis pelagica Linneaeus 



Nereis pelagica Linnaeus, 1761, p. 508.— Hartman, 1948, p. 26.— Pettibone, 1954, 

 pp. 264-265, figs. 30 a, b. 



Material: Station 42B(1); Bering Sea; sandy silt. 

 Family Sphaerodoridae 



Sphaerodoruin tninutuni (Webster and Benedict) 



Ephesia minuta Webster and Benedict 1887, p. 728, pi. 4, figs. 64-66.— Chamberlin, 



1920, p. 13B. 

 Sphaerodoruin minutum. — Berkeley and Berkeley, 1948, pp. 27-28, fig. 34. — 



Hartman, 1961, p. 80. 



Material: Station G-4(l); Chukchi Sea. 



Distribution: In shallow depths from Arctic Ocean, Alaska to 

 southern California, North Atlantic and New England. 



