GruiformesThe Gruiformes are an order of birds which has traditionally included three rather disparate families.
The Sibley-Ahlquist taxonomy which has been widely accepted in America, raises the rail family to order level as the Ralliformes.
- Sibley, C. G., and J. Ahlquist. 1990. Phylogeny and classification of birds. Yale University Press, New Haven, Conn.
- Taxonomic recommendations for British birds. Ibis (2002), 144, 707–710. Alan g. Knox, Martin Collinson, Andreas J. Helbig, David T. Parkin & George Sangster