Contributed by Andrew Smith, September 2006
| Name gender | feminine |
|---|---|
| Classification and/or Status | Treated as a subgenus of Goniocidaris; see Goniocidaris (Petalocidaris) Mortensen, 1903 |
| Remarks | Mortensen, T. 1903. The Danish Ingolf-Expedition 1895-1896. Vol. 4, No. 2. Echinoidea, pt. 1, 198 pp., 21 pls. Bianco Luno, Copenhagen. |