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: Euteleosteomorpha
Subcohors: Neoteleostei
Infracohors: Eurypterygia
Sectio: Ctenosquamata
Subsectio: Acanthomorphata
Divisio/Superordo: Paracanthopterygii
Order †Sphenocephaliformes
Familia: †Sphenocephalidae
Genus: Xenyllion – Sphenocephalus
Name
Sphenocephalidae Patterson, 1964
References
Patterson, C., & D. E. Rosen. (1989) The Paracanthopterygii revisited: order and disorder. In D. M. Cohen (Ed.), Papers on the systematics of gadiform fishes. Nat. Hist. Mus. Los Angeles Cty., Sci. Ser. 32:5–36.
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