Only floating polyp-bearing colonies are known from South Atlantic, medusae never recorded in this ocean.
Kingdom Animalia Phylum Cnidaria Subphylum Medusozoa Superclass Hydrozoa Class Hydroidomedusae Subclass Anthomedusae Order Capitata Suborder Zancleida Family Porpitidae Genus Porpita Species Porpita porpita
