Nymphon brevirostre Hodge, 1863 – synonym of Nymphon rubrum
Nymphon femoratum Rathke – synonym of Phoxichilidium femoratum
Nymphon gallicum Hoek, 1881 – synonym of Nymphon gracile
Nymphon giganteum Goodsir – synonym of Nymphon stroemi
Nymphon grossipes Abildgaard (non Fabr.) – synonym of Nymphon stroemi
Nymphon hirsutum Krøyer (non Sabine) – synonym of Nymphon brevitarse
Nymphon microcollis Hilton, 1942 – synonym of Nymphon brevitarse
Nymphon pallenoide Sars – synonym of Nymphon hirtum
Nymphon strömii Krøyer – synonym of Nymphon stroemi
Nymphon strømii Krøyer – synonym of Nymphon stroemi