42 ALLAN HANCOCK PACIFIC EXPEDITIONS VOL. 25 



Thelepus branchiatus Treadwell, 1906. See Moore, 1923, p. 197. Ha- 

 waiian Islands and southern California, dredged. 



Thelepus crispus Johnson, 1901. See Berkeley and Berkeley, 1952a, p. 

 83. Northeastern Pacific Ocean south to southern California. 



Thelepus hamatus Moore, 1905. See Berkeley and Berkeley, 1952a, p. 

 82. Western Canada to southern California. 



Thelepus setosus (Quatrefages) 1865. See Berkeley and Berkeley, 1952a, 

 p. 83. Western Canada to southern California; cosmopolitan. 



Family Trichobranchidae 



Terebellides ehlersi Mcintosh, 1885. See Moore, 1923, p. 200. South 

 Pacific Islands, southern California, dredged, rare. 



Terebellides stroemi Sars, 1835. See Berkeley and Berkeley, 1952a, p. 75. 

 Alaska south to western Mexico, cosmopolitan ; common in shelf 

 and slope to basin depths of southern California. 



Terebellides stroemi japonica Moore, 1903. See Moore, 1923, p. 200. 

 Japan and California. 



Family Sabellidae 



Chone ecaudata (Moore) 1923. See Berkeley and Berkeley, 1952a, p. 



124. Western Canada to southern California. 

 Chone gracilis Moore, 1906. See Berkeley and Berkeley, 1952a, p. 123. 



Alaska south to southern California. 

 Chone infundibuliformis Kroyer, 1856. See Berkeley and Berkeley, 1952a, 



p. 123. Western Canada to California, north Atlantic and Arctic 



oceans, usually boreal. 

 Chone minuta Hartman, 1944. Central California at Dillon Beach, in 



intertidal rocky habitats. 

 Chone mollis (Bush) 1904. See Hartman, 1944c, p. 279. Central and 



southern California. 

 Distylidia rugosa (Moore) 1940, new generic name. See below. 

 Euchone analis (Kroyer) 1856. See Berkeley and Berkeley, 1952a, p. 



121. Greenland, northeastern Pacific Ocean; cosmopolitan. 

 Euchone limnicola Reish, 1959, p. 717. Alamitos Bay Marina, southern 



California. 

 Euchone magna Moore, 1923. Southern California, in 75 to 271 fms. 

 Eudistylia polymorpha (Johnson) 1901. See Berkeley and Berkeley, 



1952a, p. 113. Western Canada to southern California, in inter- 

 tidal rocky habitats. 



