Kingdom Animalia Linnaeus, 1758 - animals
   Phylum Craniata Linnaeus, 1758 see Subphylum Vertebrata Cuvier, 1812
     Pisces
       Class Actinopterygii Woodward, 1891 - ray-finned fishes
         Order Scorpaeniformes Bloch, 1789 - mail-cheeked fishes
           Suborder Scorpaenoidei Klein, 1885
             01 Family Sebastidae
             02 Family Setarchidae Matsubara, 1943
             03 Family Neosebastidae
             04 Family Scorpaenidae Jordan & Evermann, 1898 - scorpionfishes
             05 Family Apistidae
             06 Family Tetrarogidae - waspfishes
             07 Family Synanceiidae
             08 Family Eschmeyeridae
             09 Family Aploactinidae - velvetfishes
             10 Family Pataecidae - prowfishes
             11 Family Gnathanacanthidae - red velvetfishes
             12 Family Congiopodidae - horsefishes