Scaphirhynchus

Superregnum: Eukaryota
Cladus: Unikonta
Cladus: Opisthokonta
Cladus: Holozoa
Regnum: Animalia
Subregnum: Eumetazoa
Cladus: Bilateria
Cladus: Nephrozoa
Superphylum: Deuterostomia
Phylum: Chordata
Subphylum: Vertebrata
Infraphylum: Gnathostomata
Megaclassis: Osteichthyes
Superclassis/Classis: Actinopterygii
Classis/Subclassis: Actinopteri
Subclassis/Infraclassis: Chondrostei
Ordo: Acipenseriformes

Familia: Acipenseridae
Subfamilia: Scaphirhynchinae
Genus: Scaphirhynchus
Species: S. albus – S. platorynchus – S. suttkusi
Name

Scaphirhynchus Heckel, 1836

Type species: Scaphirhynchus rafinesquii Heckel, 1836

Etymology: From scapho- (= shovel), and rhynchus (= snout), referring to flat, shovel-shaped snout. (From: The ETYFish project)
Vernacular names
беларуская: Лапатаносы
中文: 鏟鱘
References

Heckel, J. J., 1836: Scaphirhynchus, eine neue Fischgattung aus der Ordnung der Chondropterygier mit freien Kiemen. Annalen des Wiener Museums der Naturgeschichte 1: 69–78, Pl. 8. [Possibly published in 1835] Reference page.

Links

Scaphirhynchus and its species (including synonyms) in Catalog of Fishes, Eschmeyer, W.N., Fricke, R. & van der Laan, R. (eds.) 2022. Catalog of Fishes electronic version.
Scaphirhynchus species list in FishBase,
Froese, R. & Pauly, D. (eds.) 2022. FishBase. World Wide Web electronic publication, www.fishbase.org, version 08/2021.

Scaphirhynchus is a genus of sturgeons native to the United States of America. All species in this genus are considered to be threatened. The pallid sturgeon is Endangered and the Alabama sturgeon is Critically Endangered.
Distribution

Member species are found in the Mississippi, Missouri, and Alabama Rivers.
Species

Currently, three species in this genus are recognized:[2]

Scaphirhynchus albus (S. A. Forbes & R. E. Richardson, 1905) (pallid sturgeon)
Scaphirhynchus platorynchus (Rafinesque, 1820) (shovelnose sturgeon)
Scaphirhynchus suttkusi J. D. Williams & Clemmer, 1991 (Alabama sturgeon)

References

fish portal

"Acipenseridae" (PDF). Deeplyfish- fishes of the world. Retrieved 18 May 2017.
Froese, Rainer and Pauly, Daniel, eds. (2012). Species of Scaphirhynchus in FishBase. December 2012 version.