Definition that contains fishes
- lotte fishes having large mouths with a wormlike filament attached for luring prey
- monkfish fishes having large mouths with a wormlike filament attached for luring prey
- angler fishes having large mouths with a wormlike filament attached for luring prey
- cartilaginous fish fishes in which the skeleton may be calcified but not ossified
- goosefish fishes having large mouths with a wormlike filament attached for luring prey
- mugiloidea fishes distinguished by abdominal pelvic fins: families Mugilidae; Atherinidae; Sphyraenidae
- vertebrata fishes; amphibians; reptiles; birds; mammals
- subclass crossopterygii fishes having paired fins resembling limbs and regarded as ancestral to amphibians
- family echeneididae fishes having a sucking disk on the head for clinging to other fishes and to ships
- chondrichthian fishes in which the skeleton may be calcified but not ossified