| Haopterus Temporal range: Early Cretaceous,
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| Holotype fossil specimen, Paleozoological Museum of China | |
Scientific classification 
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| Domain: | Eukaryota |
| Kingdom: | Animalia |
| Phylum: | Chordata |
| Order: | †Pterosauria |
| Suborder: | †Pterodactyloidea |
| Clade: | †Lanceodontia |
| Clade: | †Istiodactyliformes |
| Clade: | †Mimodactylidae |
| Genus: | †Haopterus Wang & Lü, 2001 |
| Type species | |
| †Haopterus gracilis Wang & Lü, 2001
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Haopterus is a genus of pterodactyloid pterosaur from the Barremian-Aptian-age Lower Cretaceous Yixian Formation of Liaoning, China. Its fossil remains dated back 124.6 million years ago.