You searched for: “actinopterygii
Actinopterygii (pl) (noun)
A subclass of bony fishes, often called ray-finned fish: Actinopterygii consist of many extinct groups and most living bony fishes with usually paired fins with broad bases.

The fishes of the Actinopterygii have ganoid scales, which are a type of scale consisting of dentine-covered bone with a thick outer layer of a substance similar to enamel.

This entry is located in the following units: actino-, actin-, actini-, -actinal, actis- + (page 5) pterygo-, pteryg- (page 1)