Literature
- Fabricius, K. & P. Alderslade 2001. Soft corals & sea fans: a comprehensive guide to the tropical shallow water genera of the central-west Pacific, the Indian Ocean and the Red Sea. Australian Institute of Marine Science, pp. i-vii + 1-264.
- Verseveldt, J. & F.M. Bayer 1988. Revision of the genera Bellonella, Eleutherobia, Nidalia and Nidaliopsis (Octocorallia: Alcyoniidae and Nidalliidae), with descriptions of two new genera. Zoologische Verhandelingen Leiden 245: 1-131.