| Referens | Behrens, D.W. and A. Hermosillo, 2005 Eastern Pacific Nudibranchs: A guide to the Opisthobranchs from Alaska to Central America. Sea Challengers. Monterey, CA. 137 p. |
| Ref. | 822 Behrens, D.W. and A. Hermosillo, 2005 |
| Sida | 38 |
| Named Used as Valid | Umbraculum umbraculum |
| Observationsplats | |
| Distribution |