McFadden, C. S.; Cordeiro, R.; Williams, G.; van Ofwegen, L. (2023). World List of Octocorallia.
Umbellula Gray, 1870. Accessed through: RAS (Eds.) (2023) Register of Antarctic Species at: https://ras.biodiversity.aq/aphia.php?p=taxdetails&id=128499 on 2023-12-02
RAS (Eds.) (2023). Register of Antarctic Species.
Umbellula Gray, 1870. Accessed at: https://ras.biodiversity.aq/aphia.php?p=taxdetails&id=128499 on 2023-12-02