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
Cladus: Sarcopterygii
Cladus: Rhipidistia
Cladus: Dipnomorpha
Superordo: †Porolepimorpha
Ordo: †Youngolepidiformes
Familia: †Youngolepididae

Genera: †Powichthys – †Youngolepis

Name

†Youngolepididae Gardiner, 1984

• Type genus: †Youngolepis Chang & Yu, 1981

References

• Chang, M.-M. & Smith, M. M. 1992. Is Youngolepis a porolepiform? Journal of Vertebrate Paleontology 12(3): 294–312. DOI: 10.1080/02724634.1992.10011461 Reference page. 
• Gardiner, B. G. 1984. The relationships of the paleoniscid fishes, a review based on new specimens of Mimia and Moythomasia from the Upper Devonian of Western Australia. Bulletin of the British Museum (Natural History), Geology 37 (4): 173–428. BHL Reference page.