Kingdom Animalia (animals) Eumetazoa (metazoans) Phylum Cnidaria (corals, sea anemones, jellyfish, and relatives) Class Hydrozoa Order Trachymedusae Family Rhopalonematidae Genus Aglantha Species Aglantha digitale (pink helmet) Species Aglantha elata Species Aglantha ignea Species Aglantha intermedia
