• Thumbnail for Asteriornis
    Asteriornis ("Asteria's bird") is an extinct genus of bird from the Late Cretaceous of Belgium which is known from a single species, Asteriornis maastrichtensis...
    18 KB (2,087 words) - 01:17, 11 February 2025
  • Thumbnail for Janavis
    Recovered almost simultaneously from the same area and age as Asteriornis maastrichtensis, then the oldest known modern bird, it provides information on...
    9 KB (1,106 words) - 14:31, 15 November 2024
  • Asteriornis maastrichtensis and find that no retroarticular process (a trait originally interpreted as supporting the placement of A. maastrichtensis...
    299 KB (30,170 words) - 07:25, 24 February 2025
  • Thumbnail for Maastricht Formation
    Species Location Stratigraphic position Material Notes Images Asteriornis A. maastrichtensis Limb bones and a mostly complete skull A stem-Galloanserae Betasuchus...
    18 KB (861 words) - 03:15, 12 August 2024
  • scientists in 2018. 18 March Paleontologists report the discovery of Asteriornis maastrichtensis, the world's oldest known modern bird, found in rocks dating...
    202 KB (20,062 words) - 11:19, 8 January 2025
  • to the last common ancestor of Galloanserae. The type species is A. maastrichtensis. Aviraptor Gen. et sp. nov Valid Mayr & Hurum Oligocene (Rupelian)...
    281 KB (28,186 words) - 01:30, 25 February 2025