secundum Sibley et al., 1988

Parvclassis: Galloanserae
Superordines: Anserimorphae – Gallomorphae

secundum Livezey, 1997

Superordo: Galloanserimorphae
Ordines: Anseriformes – Galliformes

secundum Worthy et al., 2017

Parvclassis: Galloanseres
Ordines: Anseriformes – Galliformes – †Gastornithiformes – †Vegaviiformes

Synonyms

• Galloanserae Sibley, Ahlquist & Monroe, 1988: 414
• Galloanseres Mayr, 2009: 15
• Galloanserimorphae Livezey, 1997: 398

Primary references

• Sibley, C.G., Ahlquist, J.E. & Monroe, B.L., Jr. 1988. A classification of the living birds of the world based on DNA-DNA hybridization studies. The Auk 105(3): 409–423. DOI: 10.1093/auk/105.3.409 PDF Reference page. 

• Livezey, B.C. 1997. A phylogenetic analysis of basal Anseriformes, the fossil Presbyornis, and the interordinal relationships of waterfowl. Zoological Journal of the Linnean Society 121(4): 361–428. DOI: 10.1111/J.1096-3642.1997.TB01285.X Reference page. 

• Mayr, G. 2009. Paleogene Fossil Birds. Springer-Verlag: Berlin. ISBN 978-3-540-89628-9. DOI: 10.1007/978-3-540-89628-9 Reference page. 

Additional references

• Worthy, T.H., Degrange, F.J., Handley, W.D. & Lee, M.S.Y. 2017. The evolution of giant flightless birds and novel phylogenetic relationships for extinct fowl (Aves, Galloanseres). Royal Society Open Science 4: 170975. DOI: 10.1098/rsos.170975 Reference page.