Buyenlarge 0-587-64541-L-G1624 Anthomedusae Fine Art Giclee Print 16" x 24"

Anthomedusae; Anthomedusae or Anthomedusae, the athecate hydroids, are an order of the Hydrozoa, a class of marine invertebrates belonging to the phylum Cnidaria. A profusion of alternate scientific names exists for this long-known, heavily discussed and spectacular group - it has also been called Gymnoblastea, or, with or without an emended ending-ae, Anthoathecata, Athecata, Hydromedusa or Stylasterina. There are about 1,200 species worldwide.