Hartman, Olga
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 .