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John Turnbull   cc-by-nc-sa

Sea anemones is a group of cnidarians. There are 1129 species of sea anemones, in 288 genera and 53 families. This group has been around since the Ediacaran Period. Actiniaria (sea anemones) includes groups like Galatheanthemidae, Polyopidae, and Sarcophinanthidae.

EOL has data for 26 attributes, including:

Known occurrences, collected specimens and observations of sea anemones