Incertae sedis Crurotarsi

Superregnum: Eukaryota
Supergroup: Opisthokonta
Regnum: Animalia
Subregnum: Eumetazoa
Cladus: Bilateria
Cladus: Nephrozoa
Cladus: Deuterostomia
Phylum: Chordata
Subphylum: Vertebrata
Infraphylum: Gnathostomata
Superclassis: Tetrapoda
Classis: Reptilia
Subclassis: Diapsida
Infraclassis: Archosauromorpha
Divisio: Archosauria
Subdivisio: Crurotarsi
Superordo: incertae sedis
Familia: Doswelliidae

References

* Dilkes, D. & Seus, H., 2009; "Redescription and Phylogenetic Relationships of Doswellia kaltenbachi (Diapsida: Archosauriformes) from the Upper Triassic of Virginia" Journal of Vertebrate Paleontology 29(1):58–79