Vörlaag:Eupelycosauria

| Superregnum: || Eukaryota |- | Regnum: || Animalia |- | Phylum: || Chordata |- | Cladus: || Chordata Craniata |- | Subphylum: || Vertebrata |- | Infraphylum: || Gnathostomata |- | Superclassis: || Tetrapoda |- | Cladus: || Reptiliomorpha |- | Cladus: || Amniota |- | Cladus: || Synapsida |- | Cladus: || Eupelycosauria