Hartman, Olga <br/><br/>
Polychaetous annelids from California  : including the descriptions of two new genera and nine new species 
(Part VI)  Polychaetous annelids  : paraonidae, magelonidae, longosomidae, ctenodrilidae and sabellariidae 

 - Los Angeles  : University of Southern California Press  , 1944 
 - 239-306 p.  : plates 19-26 311-388 p.  : plates 27-42 
 - Allan Hancock Pacific Expeditions   Nro. 2 and 3   Vol. 10 .