Order
Rhizostomeae
Rhizostomeae
3 species in this taxon
order of cnidarians Rhizostomeae (Rhizostomeae) is an order comprising closely related families of organisms. It contains 3 families with 3 known species. This includes the family groups Cassiopeidae, Mastigiidae, and Rhizostomatidae. It belongs to Scyphozoa (Scyphozoa).