10 PROCEEDINGS OF THE NATIONAL MUSEUM VOL. 120 
DisTRIBUTION.—This species was known previously only from 
southern California and Baja California. 
Pseudopolydora kempi (Southern) 
Polydora (Carazzia) kempi Southern, 1921 p. 636, pl. 28, fig. 20.—Fauvel, 1953, 
pp. 317-318, fig. 167 a-c.—Chlebovitsch, 1961, pp. 199-200. 
Polydora kempi.—Day, 1957, pp. 99-100. 
Pseudopolydora kempi (Southern).— Hartman, 1959, p. 387. 
MaTERIAL.—Stations 10(44), 13(1), 17(1), 18(8), 19(2), 22(74), 
25(1), 26(25), 27(29), 29(84), 30(2). 
DistRiBuTION.—India, Japan, Kurile Islands, and South Africa. 
This is the first report of the species from the eastern Pacific Ocean. 
Spiophanes missionensis Hartman 
Spiophanes missionensis Hartman, 1941, pp. 296-298, pl. 46, figs. 17-21.—Reish, 
1963b, p. 427. 
MaATERIAL.— Station 12(1). 
DisTRIBUTION.—Known previously from southern California to 
Baja California. 
Streblospio benedicti Webster 
Streblospio benedicti Webster, 1879, pp. 120-121.—Hartman, 1944b, p. 260; 
1945, p. 34, pl. 6, fig. 4. 
MaTERIAL.—Stations 11(2), 12(45), 13(83), 14(8), 19(6), 21(5), 
22(216), 23(2), 25(1), 26437), 27(740), 2843), 29(255), 3011): 
DistRipuTION.—New Jersey, Massachusetts, North Carolina, cen- 
tral and southern California. 
Family Magelonidae 
Magelona ?papillicornis (Miiller) 
? Magelona papillicornis (Miiller).—fide Fauvel, 1927, pp. 64-65, fig. 22 a-k. 
MATERIAL.—Station 4(1). 
Remarxks.—This specimen comes closest to M. papillicornis (fide 
Fauvel, 1927), but since only one worm in poor condition was collected 
and since it has not been reported previously from the Pacific Ocean, 
it is referred to this species with reservation. 
Family Cirratulidae 
Cossura longocirrata Webster and Benedict 
Cossura longocirrata Webster and Benedict, 1887, p. 743.—Berkeley and Berkeley, 
1956, pp. 544-545.—Reish, 1965, p. 145. 
MATERIAL.—Stations 12(41), 13(80), 26(1). 
Distrisution.—North Atlantic, Maine, Russian Pacific, Bering 
and Chukchi Seas, and Washington. This record of the species 
from Morro Bay is a southern extension of its distribution in the 
eastern Pacific Ocean. 
