Cnidaria Hatschek, 1888 - cnidarians Class Scyphozoa Goette, 1887 - jellyfish Order Rhizostomae see Order Rhizostomeae Cuvier, 1799 Family Rhizostomatidae Cuvier, 1799 Genus Rhizostoma Cuvier, 1799 Rhizostoma pulmo (Macri, 1778)