lobe-finned fish definition

  • noun:
    • an associate of this subclass Crossopterygii, a team of bony fishes with paired rounded fins, recommending limbs, which can be extinct with the exception of the coelacanths. The lobe-finned fishes are regarded by some as forefathers of amphibians also terrestrial vertebrates. Also called crossopterygian, lobefin.
    • any seafood associated with purchase Crossopterygii; many understood only in fossil type
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