Acipenseriformes

Acipenseriformes; Temporal range: Late Jurassic–Recent PreꞒ Ꞓ O S D C P T J K Pg N
	Atlantic sturgeon, Acipenser oxyrinchus oxyrinchus
Scientific classification
Kingdom:	Animalia
Phylum:	Chordata
Class:	Actinopterygii
Order:	Acipenseriformes; L. S. Berg, 1940
Families
	Acipenseridae— sturgeons; Polyodontidae— paddlefishes; †Chondrosteidae; †Errolichthyidae; †Peipiaosteidae

Acipenseriformes /æs[invalid input: 'ɨ']ˈpɛnsər[invalid input: 'ɨ']ˈfɔːrmiːz/ is an order of basal^[2] ray-finned fishes that includes the sturgeons and paddlefishes, as well as some extinct families.^[3]

Notable characteristics of Acipenseriformes include:

Cartilaginous endoskeleton
Lack of vertebral centrum
Spiral valve intestine
Conus arteriosus

Species

Acipenseriformes

Order Acipenseriformes Berg, 1940

Family Acipenseridae Bonaparte, 1831
- Subfamily Acipenserinae
  - Genus Acipenser Linnaeus, 1758
    - Acipenser baerii J. F. Brandt, 1869
      - Acipenser baerii baerii J. F. Brandt, 1869 (Siberian sturgeon)
      - Acipenser baerii baicalensis Nikolskii, 1896 (Baikal sturgeon)
    - Acipenser brevirostrum Lesueur, 1818 (Shortnose sturgeon)
    - Acipenser dabryanus A. H. A. Duméril, 1869 (Yangtze sturgeon)
    - Acipenser fulvescens Rafinesque (Lake sturgeon)
    - Acipenser gueldenstaedtii J. F. Brandt & Ratzeburg, 1833 (Russian sturgeon)
    - Acipenser medirostris Ayres, 1854 (Green sturgeon)
    - Acipenser mikadoi Hilgendorf, 1892 (Sakhalin sturgeon)
    - Acipenser naccarii Bonaparte, 1836 (Adriatic sturgeon)
    - Acipenser nudiventris Lovetsky, 1828 (Fringebarbel sturgeon)
    - Acipenser oxyrinchus Mitchill, 1815
      - Acipenser oxyrinchus desotoi Vladykov, 1955 (Gulf sturgeon)
      - Acipenser oxyrinchus oxyrinchus Mitchill, 1815 (Atlantic sturgeon)
    - Acipenser persicus Borodin, 1897 (Persian sturgeon)
    - Acipenser ruthenus Linnaeus, 1758 (Sterlet)
    - Acipenser schrenckii J. F. Brandt, 1869 (Amur sturgeon)
    - Acipenser sinensis J. E. Gray, 1835 (Chinese sturgeon)
    - Acipenser stellatus Pallas, 1771 (Starry sturgeon)
    - Acipenser sturio Linnaeus, 1758 (European sturgeon)
    - Acipenser transmontanus J. Richardson, 1836 (White sturgeon)
  - Genus Huso J. F. Brandt & Ratzeburg, 1833
    - Huso dauricus (Georgi, 1775) (Kaluga sturgeon)
    - Huso huso (Linnaeus, 1758) (Beluga sturgeon)
- Subfamily Scaphirhynchinae
  - Genus Scaphirhynchus Heckel, 1835
    - Scaphirhynchus albus (Forbes & R. E. Richardson, 1905) (Pallid sturgeon)
    - Scaphirhynchus platorynchus (Rafinesque, 1820) (Shovelnose sturgeon)
    - Scaphirhynchus suttkusi J. D. Williams & Clemmer, 1991 (Alabama sturgeon)
  - Genus Pseudoscaphirhynchus Nikolskii, 1900
    - Pseudoscaphirhynchus fedtschenkoi (Kessler, 1872) (Syr Darya sturgeon)
    - Pseudoscaphirhynchus hermanni (Kessler, 1877) (Dwarf sturgeon)
    - Pseudoscaphirhynchus kaufmanni (Kessler, 1877) (Amu Darya sturgeon)
Family Polyodontidae Bonaparte, 1838 (Paddlefish)
- Genus Polyodon Lacépède, 1797
  - Polyodon spathula (Walbaum, 1792) (American paddlefish)
- Genus Psephurus Günther, 1873
  - Psephurus gladius (E. von Martens, 1862) (Chinese paddlefish)

External links

References

^ Wiley, Edward G. (1998). Paxton, J.R.; Eschmeyer, W.N. (eds.). Encyclopedia of Fishes. San Diego: Academic Press. pp. 76–79. ISBN 0-12-547665-5.
^ Venkatesh, B. (2003). "Evolution and diversity of fish genomes". Current Opinion in Genetics & Development. 13 (6): 588. doi:10.1016/j.gde.2003.09.001.
^ Froese, Rainer; Pauly, Daniel (eds.). "Order Acipenseriformes". FishBase. May 2006 version.

Martin Hochleithner and Joern Gessner, The Sturgeons and Paddlefishes of the World: Biology and Aquaculture
Martin Hochleithner, Joern Gessner, and Sergej Podushka, The Bibliography of Acipenseriformes
Sepkoski, Jack (2002). "A compendium of fossil marine animal genera". Bulletins of American Paleontology. 364: 560. Retrieved 2011-05-17.

[EoF-1] Wiley, Edward G. (1998). Paxton, J.R.; Eschmeyer, W.N. (eds.). Encyclopedia of Fishes. San Diego: Academic Press. pp. 76–79. ISBN 0-12-547665-5.

[Venkatesh2003-2] Venkatesh, B. (2003). "Evolution and diversity of fish genomes". Current Opinion in Genetics & Development. 13 (6): 588. doi:10.1016/j.gde.2003.09.001.

[fish-3] Froese, Rainer; Pauly, Daniel (eds.). "Order Acipenseriformes". FishBase. May 2006 version.

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