Daggertooths [UK and USA], Familia – synonym of Anotopteridae, Familia
Damsel fishes [UK and USA], Familia – synonym of Pomacentridae, Familia
Deepsea anglerfishes [UK and USA], Subordo – synonym of Ceratioidei, Subordo
Deepsea smelts [UK and USA], Familia – synonym of Bathylagidae, Familia
Demi-becs [France and Belgium], Familia – synonym of Hemiramphidae, Familia
Devil rays [UK and USA], Familia – synonym of Mobulidae, Familia
Dibranchus, Peters 1876 – synonym of Dibranchus, Genus
Ditropichthys Parr, 1934 – synonym of Ditropichthys, Genus
Dogfish sharks [UK and USA], Familia – synonym of Squalidae, Familia
Dolphin-fishes, Dolphins [UK and USA], Familia – synonym of Coryphaenidae, Familia
Doncellas [Spain] ., Familia – synonym of Ophidiidae, Familia
Donzelles [France and Belgium], Familia – synonym of Ophidiidae, Familia
Dories [UK and USA], Familia – synonym of Zeidae, Familia
Dragonets [France and Belgium], Familia – synonym of Callionymidae, Familia
Dragonets [UK and USA], Familia – synonym of Callionymidae, Familia