Fishes Class Actinopterygii Woodward, 1891 - ray-finned fishes Order Lampriformes - opahs see Order Lampridiformes Goodrich, 1909, orth. inval. 1 Family Lampridae - opahs see Family Lamprididae orth. inval. 2 Family Veliferidae Bleeker, 1859 - velifers 3 Family Lophotidae - crestfishes 4 Family Radiicephalidae - tapertails 5 Family Trachipteridae - ribbonfishes 6 Family Regalecidae - oarfishes 7 Family Stylephoridae - tube-eyes