Semaeostomeae (Semaeostome Jellyfish) is an order of cnidarians. There are 65 species of Semaeostome Jellyfish, in 21 genera and 5 families. It includes groups like Drymonematidae, Ulmarid, and Phacellophorid. They are carnivores. They have sexual reproduction.
EOL has data for 6 attributes, including: