Fisher, W. K. (1946). Echiuroid worms of the North Pacific Ocean. <em>Proceedings of the United States National Museum.</em> 96: 215–292, plates 20–37., available online athttps://www.biodiversitylibrary.org/page/7311441 page(s): 258. [details]
original descriptionFisher, W. K. (1946). Echiuroid worms of the North Pacific Ocean. <em>Proceedings of the United States National Museum.</em> 96: 215–292, plates 20–37., available online athttps://www.biodiversitylibrary.org/page/7311441 page(s): 258. [details]
context source (Deepsea)Intergovernmental Oceanographic Commission (IOC) of UNESCO. The Ocean Biogeographic Information System (OBIS), available online athttp://www.iobis.org/[details]