Nematobrachion sexspinosus – synonym of Nematobrachion sexspinosum
Nematodactylus boopis – synonym of Nematobrachion boopis
Nematodactylus flexipes – synonym of Nematobrachion flexipes
Nematoscelis mantis – synonym of Nematoscelis tenella
Nematoscelis rostrata – synonym of Nematoscelis microps
Nyctiphanes couchii – synonym of Nyctiphanes couchi
Nyctiphanes norvegica – synonym of Meganyctiphanes norvegica