Bucerotiformes

Bucerotiformes  is an order of birds that contains the hornbills, ground hornbills, hoopoes and wood hoopoes. These birds were previously classified as members of Coraciiformes.Yuri, T. et al. (2013) Parsimony and Model-Based Analyses of Indels in Avian Nuclear Genes Reveal Congruent and Incongruent Phylogenetic Signals. Biology, 2(1):419-444. doi:10.3390/biology2010419Jarvis, E.D. et al. (2014) Whole-genome analyses resolve early branches in the tree of life of modern birds. Science, 346(6215):1320-1331. The clade is distributed in Africa, Asia, Europe and Melanesia.

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