Psephurus gladius

Psephurus gladius (Martens, 1862) is a species of actinopterygii belonging to the family Polyodontidae (order Acipenseriformes).

Common name. In English this species is commonly known as the Chinese paddlefish.

Taxonomy. The scientific name Psephurus gladius (Martens, 1862) places this species within the actinopterygii lineage, among the most diverse vertebrates on Earth.

Description & ecology. As a member of Acipenseriformes, Psephurus gladius exhibits the group's characteristic adaptations: They are ancient sturgeons and paddlefishes with largely cartilaginous skeletons and bony scutes. Its biology reflects the demands of its particular habitat and life history within the family Polyodontidae.

Distribution. The species occurs within the natural range of its lineage; precise localities and depth preferences are documented in the taxonomic literature for Polyodontidae.

Human relevance. Like many fishes, it may be of interest to fisheries, aquaculture, the aquarium trade, or conservation, depending on its abundance and distribution.