Pellornis

 ( Eocene Life ) 

Pellornis is an extinct genus of Gruiformes bird from the Early Eocene of Denmark.Bertelli, S. Chiappe, L.M. & Mayr, G. (2011) A new Messel rail from the Early Eocene Fur Formation of Denmark (Aves, Messelornithidae). Journal of Systematic Palaeontology 9(4):551-562.Musser, G. et al. (2019) New Material of Paleocene-Eocene Pellornis (Aves: Gruiformes) Clarifies the Pattern and Timing of the Extant Gruiform Radiation. Diversity /ref>

• Dinosaur coloration