is a specific kind of: teleost, teleost fish, teleostan.

is a broader term that covers: squirrelfish | anomalops, flashlight fish | flashlight fish, Photoblepharon palpebratus | dory | boarfish, Capros aper | boarfish | prickleback, stickleback | batfish | allmouth, angler, angler fish, anglerfish, goosefish, Lophius Americanus, lotte, monkfish | Opsanus tau, toadfish | frogfish | sargassum fish | percoid, percoid fish, percoidean | remora, suckerfish, sucking fish | silverside, silversides | barracuda | launce, sand eel, sand lance, sand launce | dragonet | scorpaenoid, scorpaenoid fish | plectognath, plectognath fish | flatfish ... show more.

is a member of: Acanthopterygii, superorder Acanthopterygii.

is the opposite of: malacopterygian, soft-finned fish.