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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: Neopterygii
Infraclassis: Teleostei
Megacohors: Osteoglossocephalai
Supercohors: Clupeocephala
Cohors: Otomorpha
Subcohors: Ostariophysi
Sectio: Otophysa
Ordo: Gymnotiformes

Familia: Apteronotidae
Genus: Megadontognathus
Species: M. cuyuniense - M. kaitukaensis

Megadontognathus is a genus of ghost knifefishes found in river rapids in tropical South America. They are brown with a stubby snout and reach about 20–25 cm (8–10 in) in total length.[1]
Species

There are currently two described species in this genus:[2]

Megadontognathus cuyuniense Mago-Leccia, 1994
Megadontognathus kaitukaensis Campos-da-Paz, 1999

References

van der Sleen, P.; J.S. Albert, eds. (2017). Field Guide to the Fishes of the Amazon, Orinoco, and Guianas. Princeton University Press. p. 327. ISBN 978-0691170749.
Froese, Rainer and Pauly, Daniel, eds. (2011). Species of Megadontognathus in FishBase. October 2011 version.

Fish Images

Biology Encyclopedia

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