| Ref. | Description | Named Used | Page |
|---|---|---|---|
| 3477 | MarineSpecies.org 2050 MarineSpecies.org. | Planogypsina acervalis | |
| 82703 | DiSalvo, L.H., J.E. Randall and A. Cea 1988 Ecological reconnaissance of the Easter Island sublittoral marine environment. | Planogypsina acervalis |