Hoeksema, B. W.; Cairns, S. (2024). World List of Scleractinia. Placocoenia orbitoides Eguchi, 1951 †. Accessed through: Marine Species Traits editorial board (2024) Marine Species Traits at: https://marinespecies.org/traits/aphia.php?p=taxdetails&id=1670430 on 2024-10-04
Marine Species Traits editorial board (2024). Marine Species Traits. Placocoenia orbitoides Eguchi, 1951 †. Accessed at: https://marinespecies.org/traits/aphia.php?p=taxdetails&id=1670430 on 2024-10-04