Animalia > Chordata > Actinopterygii > Acipenseriformes

Acipenseriformes (paddlefishes and sturgeons)

Wikipedia Abstract

Acipenseriformes /æsɨˈpɛnsərɨˈfɔrmiːz/ are an order of basal ray-finned fishes that includes the sturgeons and paddlefishes, as well as some extinct families.Notable characteristics of Acipenseriformes include: Cartilaginous endoskeleton Lack of vertebral centrum Spiral valve intestine Conus arteriosus↑ ↑ ↑
View Wikipedia Record: Acipenseriformes

Family

Acipenseridae (sturgeons) (26)   (18)
Polyodontidae (paddlefishes) (2)   (1)

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Photos

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