Acipenseriformes
Acipenseriformes is an order of primitive ray-finned fishes that includes the sturgeons and paddlefishes, as well as some extinct families.
Acipenseriform skeletons are largely cartilage.
Acipenseriformes Scientific classification
Kingdom: Animalia Phylum: Chordata Class: Actinopterygii Order: Acipenseriformes Families
Acipenseridae (sturgeons)
Polyodontidae (paddlefishes)
Chondrosteidae[?] extinct
Errolichthyidae[?] extinct
References