Ornithurae

Translingual Etymology mul la-new -, from mul grc ὄρνις bird + grc οὐρά tail (not of a bird) Proper noun clade class Reptilia a group that includes the ancestors of modern birds, Carinatae clade Usage notes The taxonomic groupings linking modern birds with their reptilian ancestors have been undergoing a great deal of change for more than a century, and may continue to do so. Hypernyms clade ; Saurornithes subclass informal group; Ornithothoraces clade clade Hyponyms clade mul Carinatae infraclass or clade; †Chaoyangornithiformes order, †Yanornithiformes order orders; †Enantiornithes group, †Patagopterygiformes cohort, †Praeornithurae cohort cohorts References 137276 1