Ornithurae
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Ornithurae is a natural group that includes modern birds and their very close relatives such as the ichthyornithines and the hesperornithines. This clade is defined in the PhyloCode by Juan Benito and
Alectura lathami Centenary Lakes crop
Patagonykuspuertai
Confuciusornis plumage pattern
Patagopteryx deferrariisi
Ichthyornis
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Ichthyornis is an extinct genus of toothy seabird-like ornithuran from the Late Cretaceous of North America. Its fossil remains are known from the chalks of Alberta, Alabama, Kansas, New Mexico, Saska
Ornithurae
…ichthyornithines and the hesperornithines. This clade is defined in the PhyloCode by Juan Benito and colleagues in 2022 as "the smallest clade containing Ichthyornis dispar, Hesperornis regalis, and Vultur gryphus." Ernst Haeckel coined the name in 1866 and included in the group all "true birds" with the "characteristic…
Restoration of I. dispar
Skeletal restoration based on the holotype of I. dispar
Skeletal restoration based on the holotype of I. victor (now I. dispar) by O.C. Marsh.
Cast of the original composite panel mount of "I. victor" (now I. dispar), Peabody Museum of Natural History