| Reference no. | Description | year | Name used | Page |
|---|---|---|---|---|
| 122679 | Mike Severns Diving 2020 Hawaii's endemic species. https://www.mikesevernsdiving.com/hawaii-endemic-species/ [Accessed 13/08/2020]. | 2020 | Spondylus gloriosus | --> |
| 3477 | MarineSpecies.org 2050 MarineSpecies.org. http://www.marinespecies.org/index.php | 2050 | Spondylus gloriosus | --> |