01 n. pl. A suborder of existing ganoid fishes having numerous fins along the back. The bichir, or Polypterus, is the type. See Illust. under Crossop…
-
1.
A suborder of existing ganoid fishes having numerous fins along the back. The bichir, or Polypterus, is the type. See Illust. under Crossopterygian.(Zool.) See: Crossopterygian