Ptychophorae is a suborder of rhizostome jellyfish, identified in 2013 by Gershwin and Davie.
[1] The word Ptychophorae is said to be derived from the Greek ptychos (fold, leaf, layer) and phoras (bearing), in reference to the hooded rhopalia.
[1] The proper word for 'fold' in ancient Greek is however ptyx (πτύξ).
[2] Ptychophorae are distinguished by the following features: The single identified member of this suborder is the Bazinga rieki.