Pycnogonida Latreille, 1810
Boreonymphon Sars, 1888
Heteronymphon Gordon, 1932
Neonymphon Stock, 1955
Ninphum Nardo, 1847
Nmphon
Nymphon Fabricius, 1794
Pentanymphon Hodgson, 1904
Sexanymphon Hedgpeth & Fry, 1964
