"[Pisces]"
   Class Actinopterygii Woodward, 1891 - ray-finned fishes
     Order Scorpaeniformes Bloch, 1789 - mail-cheeked fishes
       Suborder Cottoidei Berg, 1940
         01 Family Rhamphocottidae - grunt sculpins
         02 Family Ereuniidae
         03 Family Bathylutichthyidae
         04 Family Cottidae Bonaparte, 1832 - sculpins
         05 Family Cottocomephoridae see Family Cottidae Bonaparte, 1832
         06 Family Comephoridae - Baikal oilfishes
         07 Family Abyssocottidae
         08 Family Hemitripteridae
         09 Family Psychrolutidae - fatheads
         10 Family Agonidae Swainson, 1839 - poachers
         11 Family Cyclopteridae Bonaparte, 1831