- 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.
Sentence for "metapterygium"
- The shaded part on the right…
- View More