Cladus: Eukaryota
Supergroup: Opisthokonta
Regnum: Animalia
Subregnum: Eumetazoa
Cladus: Bilateria
Cladus: Nephrozoa
Cladus: Deuterostomia
Phylum: Chordata
Subphylum: Vertebrata
Infraphylum: Gnathostomata
Superclassis: Tetrapoda
Classis: Aves
Subclassis: Carinatae
Infraclassis: Neornithes
Parvclassis: Palaeognathae
Ordo: † Lithornithiformes
Familia: † Lithornithidae
Genus: † Lithornis
Species: † L. celetius - † L. hookeri - † L. nasi - † L. plebius - † L. promiscuus - † L. vulturinus
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