Fishes Class Actinopterygii Woodward, 1891 - ray-finned fishes see Clade Actinopterygii Woodward 1891 [Moore & Near 2020] Order Perciformes Bleeker, 1859 - perches Suborder Scombroidei Günther, 1880 1 Family Gempylidae Gill, 1862 - snake mackerels 2 Family Trichiuridae Rafinesque, 1810 - cutlassfishes 3 Family Xiphiidae Rafinesque, 1815 - swordfishes 4 Family Istiophoridae Rafinesque, 1815 - billfishes and marlins 5 Family Scombridae Rafinesque, 1815 - mackerels, tunas and bonitos