硬こう骨こつ類るい

noun

bony fishes; Osteichthyes

Scientific term for the class of fish with bony skeletons, as opposed to cartilaginous fish. Used in biology and taxonomy.

• 硬こう骨こつ類るいは、サメやエイなどの軟なん骨こつ魚ぎょ類るいと区く別べつさ