8 
Family SPIONIDAE, nine species 
Anaspio boreus Chamberlin (Chamberlin, 
1920) M 
Laonice cirrata (Sars) \e, f, J] 
Nerine alaskensis (Treadwell), new com¬ 
bination (Treadwell, 1914) ia] 
Polydora giardi Mesnil id, /] 
Polydora socialis (Schmarda) id, /] 
Prionospio cirrifera Wiren (Berkeley, 1942) 
tel 
Prionospio malmgreni Claparede ic, f, J] 
Scolecolepides arctius Chamberlin (Chamber¬ 
lin, 1920) M 
Spio filicornis (Miiller) (Chamberlin, 1920) 
le,f,n 
Family CHAETOPTERIDAE, one species 
Chaetopterus variopedatus (Renier) (Berke¬ 
ley, 1942) [e,n 
Family CIRRATULIDAE, four species 
Acrocinus heterochaetus Annenkova [a, J ] 
Cirratulus cirratus (Muller) (Grube, 1851) 
{>,/,/} 
Cirratulus robustus Johnson (Treadwell, 
1914) id] 
Tharyx hamatus new species ia] 
Family ARENICOLIDAE, two species 
Arenicola glacialis Murdoch (Murdoch, 1885 ) 
M 
Arenicola pusilla Quatrefages (Treadwell, 
1914) id] 
Family OPFIELIIDAE, seven species 
Ammotrypane aulogaster Rathke (Moore, 
1908) Id, f] 
Armandia bioculata Hartman id] 
Armandia brevis (Moore) (Moore, 1906) 
id] 
Ophelia limacina (Rathke) (Berkeley, 1942) 
id,n 
Travisia brevis Moore (Berkeley, 1942) id] 
Travisia forbesii Johnston (Moore, 1908) [/] 
Travisia pupa Moore (Moore, 1906) id'] 
Family SCALIBREGMIDAE, one species 
S calibre gma inf latum Rathke (Moore, 1908) 
te fl 
Family FLABELLIGERIDAE, five species 
Brada granulata Malmgren (Murdoch, 1885) 
[fl 
Brada villosa (Rathke) (Moore, 1906) ic, f] 
Flabelligera infundibularis Johnson (Tread¬ 
well, 1914) id] 
Stylarioides papillata (Johnson) (Moore, 
1908) id] 
PACIFIC SCIENCE, Vol. II, January, 1948 
Stylarioides plumosa (Muller) (Berkeley, 
1942) fa f] 
Family CAPITELLIDAE, three species 
Capitella capitata (Fabricius) id, /} 
Heteromastus filiformis (Claperede) id, f] 
Notomastus giganteus Moore (Moore, 1906) 
M 
Family MALDANIDAE, nine species 
? Asychis lacera Moore id] 
Asychis similis (Moore), new combination 
(Moore, 1906) id] 
Clymenella tentaculata Moore (Moore, 1906) 
M 
Maldane sarsi Malmgren (Moore, 1908) id, 
n 
Maldanella robusta Moore (Moore, 1906) 
tel 
Nicomache lumbricalis (Fabricius) (Moore, 
1906) id, f, J] 
Nicomache personata Johnson ic] 
Notoproctus pacificus (Moore) (Moore, 
1906) id] 
Petaloproctus tenuis borealis Arwidsson ic] 
Family OWENIIDAE, one species 
Owenia occidentalis (Johnson) (Treadwell, 
1914) id] 
Family SABELLARIIDAE, two species 
Idanthyrsus ornamentatus (Chamberlin) 
(Berkeley, 1942) ie, J] (Reported as 
I. armatus Kinberg) 
Sabellaria cementarium Moore (Moore, 1906) 
ie,J] 
Family STERNASPIDAE, two species 
? Sternaspis elegans Chamisso and Eysenhardt 
(Chamisso and Eysenhardt, 1821) ia] 
Sternaspis scutata Ranzani (Moore, 1908) 
te, f, n 
Family PECTINARIIDAE, five species 
Amphictene auricoma (Muller) (Moore, 
1908) ic,f] 
Cistenides brevicoma (Johnson) (Treadwell, 
i9!4) id] 
Cistenides granulata (Linnaeus) (Chamber¬ 
lin, 1920) ic,f,J] 
Cistenides hyperborea Malmgren (Berkeley, 
1942) [/,/} 
Pectinaria belgica (Pallas) (Berkeley, 1942) 
tafl 
Family AMPHARETIDAE, 15 species 
Amage anops (Johnson) (Berkeley, 1942) 
te, n 
