42 ALLAN HANCOCK PACIFIC EXPEDITIONS VOL. 21 



Laonice .spp. 



Redondo en, south wall, in 57 m ( 1 ), 76 m ( 12 jv), 232 m (5 

 large), north wall, 122 m (7), 146 m (3 fragments), axis, 298 m (2), 

 slope, 167 m (4), 334 m (1), fan, 686 m (1), 715 m (1 large) 

 (with unusually long branchiae). 



La Jolla en, in 793 m ( 1 fragment) . 



Santa Cruz en, in 459 m (22). 



Tanner en, in 496 m (16), 603 m (1 fragment), 644 m (2 jv), 

 813 m (3 anterior ends). 



Nerinides maculata Hartman, 1961 

 Redondo en, south wall, in 76 m (1), north wall, 120 m (2). 



Nerinides pigmentata (Reish) 1959 



Redondo en, north wall, in 107 m ( 1 ) . 

 Newport en, in 16 m (12). 

 La Jolla en, in 79 m ( 1 ) . 



Polydora, ef. caulleryi Mesnil, 1897 



Newport en, in 553 m (3). 

 Santa Cruz en, in 623 m (2 jv). 



Polydora spp. 



Dume en, trawled in 40-50 fms, in U-shaped burrows on roeky 

 surfaces. 



Redondo en, south wall, in 57 m (many, in tubes fully attached 

 to tube of Diopatra omnia), 542 m (10 or more), north wall, 107 

 m (2 jv), 554 m (1), axis, 422 m (1), slope, 556 m (1), fan, 

 652 m (1 fragment), 660 m (4jv),810m (1). 



Newport en, in 37 m ( 1 ) , 2 1 1 m ( 1 ) , 553 m ( 3 ) . 



La Jolla en, in 79 m (1 jv),371 m (1). 



Coronadocn, in 177 m (1 jv). 



Santa Cruz en, in 218m (l),459m (2). 



Tanner en, in 496 m ( 7 ) . 



Some specimens from Santa Cruz canyon resemble Polydora so- 

 cialis (Schmarda) ; the first parapodia are biramous; branchiae are 

 first present from the eighth setigerous segment and well developed ; 

 hooded hooks occur from the seventh neuropodium and each hook has 

 a large fang nearly at right angles to the main shaft. 



Specimens from Tanner canyon are small, measure 10 mm long 

 or less. The prostomium is deeply bifid at its frontal margin; it is 

 without eyes and a median antenna. Nuchal ridges extend to the 

 modified fifth segment. The first segment is biramous; the second 



