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34 ALLAN HANCOCK PACIFIC EXPEDITIONS VOL. 27 



Coronadocn, in812m (15), 960 m (1), 1105m (1). 

 Santa Cruz en, in 1387 m (2, ovigerous). 

 Catalina en, in 914 m ( 1 ) , 1272 m ( 1 ) . 



This species attains its maximum numbers in La Jolla and Coronado 

 canyons, below depths of 800 meters. 



Family ARABELLIDAE 

 Arabella iricolor (Montagu) 1804 

 Newport en, in 16 m ( ? 1 fragment) . 



Drilonereis ?longa Webster, 1879 



Redondo en, slope, in 167 m ( 5 ) , 3 1 m ( 3 ) . 

 La Jolla en, in 79 m (2 or more) . 

 Coronado en, in 1105 m (2). 



The body is long and slender; posterior parapodia have elongated 

 pre- and post-setal lobes. 



Drilonereis ?nuda Moore, 1909 



Redondo en, south wall, in 76 m (1), north wall, 107 m (2), 

 113 m (1), 120m (1 fragment), 146m (2jv). 



Newport en, in 97 m ( 1 ) . 



La Jolla en, in 79 m (5), 121 m (2). 



Coronado en, in 123 m (2 jv), 177 m (3), 812 m (1 large). 



Santa Cruz en, in 89 m (6) . 



Catalina en, in 362 m ( 1 ) . 



In these specimens, posterior parapodial lobes arc not elongated ; they 

 differ from the original account in that the mandibular apparatus is 

 present instead of absent. 



Drilonereis spp. 



Muguen, in 119 m (1). 



Santa Monica en, trawled in 200 m (1, drab green with pale 

 prostomium), 268 m (3 jv), 330 m (2 fragments), 454 m (1 jv). 

 Redondo en, slope, in 334 m ( 1 ) , fan, 751 m ( 1 ) . 

 San Diego trough, in 840 m ( 1 ) , 844 m ( 1 ) . 

 Coronado en, in 1265 m ( 1 ) . 

 Santa Cruz en, in 221 m ( 1 jv). 

 Catalina en, in 216 m (2), 914 m (1 small). 

 Tanner en, in 644 m (2 jv), 813 m (1 jv). 



