metapterygium definition

  • noun:
    • The posterior for the three basal cartilages of the fins of ray-finned fish
    • The posterior of three principal basal cartilages into the fins of fishes.
    • The hindmost of a number of basal cartilages that the pterygium of a fish, as an elasmobraneh, may provide. See pterygium.

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  • Sentence for "metapterygium"
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