| Changmaornis Temporal range: Early Cretaceous
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| Holotype | |
Scientific classification 
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| Domain: | Eukaryota |
| Kingdom: | Animalia |
| Phylum: | Chordata |
| Clade: | Dinosauria |
| Clade: | Saurischia |
| Clade: | Theropoda |
| Clade: | Avialae |
| Clade: | Ornithuromorpha |
| Genus: | †Changmaornis Wang et al., 2013 |
| Type species | |
| †Changmaornis houi Wang et al., 2013
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Changmaornis is an extinct genus of basal ornithuromorph dinosaur known from the Early Cretaceous Xiagou Formation of Changma Basin, Gansu Province of northwestern China. Changmaornis was first named by Ya-Ming Wang, Jingmai K. O'Connor, Da-Qing Li and Hai-Lu You in 2013 and the type species is Changmaornis houi.[1]
- ^ Wang, Y. M.; O'Connor, J. K.; Li, D. Q.; You, H. L. (2013). Farke, Andrew A (ed.). "Previously Unrecognized Ornithuromorph Bird Diversity in the Early Cretaceous Changma Basin, Gansu Province, Northwestern China". PLOS ONE. 8 (10): e77693. doi:10.1371/journal.pone.0077693. PMC 3795672. PMID 24147058.