Classification
(master taxon) [(master rank)]Animalia [kingdom]
Cnidaria [phylum]
Hydroidomedusae [class]
Trachymedusae [subclass]
Subclassis Trachymedusae bevat de volgende taxa:
Geryoniidae [family]
Halicreatidae [family]
Ptychogastriidae [family]
Rhopalonematidae [family]