204 PROCEEDINGS OF THE NATIONAL MUSEUM vol. iis 



all setigers, below palps, and lateral to anal cirri; (3) row of circular 

 areas (about 6) on posteroventral sides of parapodia between bases of 

 ventral cirri and bases of parapodia (= row of ciliated prominences, 

 Berkeley); (4) elongated areas in dorsal part of neuropodia distal to 

 notopodia {— possibly ovarium, St0p-Bowitz). 



Pydigium rounded, with pair of long anal cirri and pair of rounded 

 glandular lobes lateral to cirri. Pharynx well developed, muscular, 

 cylindrical, with jaws and circlet of 18 terminal papillae (Stdp-Bowitz). 



Distribution: South Pacific (off Easter Island, off Peru), South 

 Atlantic (Gulf of Guinea off West Africa), North Atlantic (Sargasso 

 Sea). In plankton, surface to 222 fms. 



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