What is the correct spelling for ALCYONEUM?

If you've stumbled upon the misspelling "Alcyoneum", fear not! Here are some possible correct suggestions to help you out: "Alcyonium", referring to a type of soft coral; "Alcyonacea", denoting the order of soft corals; or "Alcyonaria", the class of marine invertebrates including soft corals and sea fans.