Noun
superclass of eel-shaped chordates lacking jaws and pelvic fins: lampreys; hagfishes; some extinct forms
Source: WordNetThis includes bony fishes ( Osteichthyes ), cartilaginous fish ( Chondrichthyes ), and jawless fish ( Agnatha ). Source: Internet
This includes bony fishes (Osteichthyes), cartilaginous fishes (Chondrichthyes), and jawless fishes (Agnatha). Source: Internet