Sandcoleiformes

Sandcoleiformes is an extinct order of Paleogene birds found from Green River Formation (USA), London Clay (England) , Messel (Germany) and Phosphorites of Quercy (France) was established by Olson and Houde (1992). Sandcoleiformes are a polyphyletic assemblage of primitive members of at least three separate orders of modern birds, Psittaciformes, Coraciiformes and Coliiformes.