International Commission on Zoological Nomenclature (1985). Opinion 1295 (Case 825): Actinia Linnaeus, 1767 and Actiniidae Rafinesque, 1815 (Coelenterata, Actiniaria) and Pentacta Goldfuss, 1820 (Echinodermata, Holothurioidea) [sic]: conserved. Bulletin of Zoological Nomenclature, 42(1): 34-36