Acanthopterygii, cierniopłetwe

(Acanthopterygii) - the most advanced genus in the development and early evolutionary fis h promieniopłetwych with infragromady dokonałokostnych (Teleost ei), comprising over 13 000 species from nearly 270 families. Dis cs are characterized by jaw, more busy than in previous Teleostei, ktenoidalnymi scales and sharp radius bone (thorn) in the fins. Occur in all types of waters, most numerous in marine coastal waters. 24% of species inhabits freshwater.