Ediacaran–Recent | name = Cnidaria | image = Sea nettles.jpg | image_width = 300px | image_caption = Pacific sea nettles, Chrysaora fuscescens | domain = Eukaryota | regnum = Animalia | class = Radiata | phylum = Cnidaria | phylum_authority = Hatschek, 1888 | subdivision_ranks = Subphylum/Classes | subdivision = » Anthozoa—corals and sea anemones Medusozoa: » :Cubozoa—box jellyfish, sea wasps :Hydrozoa—hydroids, hydra-like animals » :Scyphozoa—jellyfish :Staurozoa&… (More on Cnidaria)