Dunyu
| Dunyu Temporal range: Silurian,  | |
|---|---|
| Life reconstruction of Dunyu longiforus | |
| Scientific classification | |
| Domain: | Eukaryota | 
| Kingdom: | Animalia | 
| Phylum: | Chordata | 
| Subphylum: | Vertebrata | 
| Infraphylum: | Agnatha | 
| Class: | †Galeaspida | 
| Order: | †Eugaleaspidiformes | 
| Family: | †Eugaleaspidae | 
| Genus: | †Dunyu Zhu et al., 2012 | 
| Type species | |
| †Dunyu longiforus Zhu et al., 2012 | |
| Species | |
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| Synonyms | |
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Dunyu (meaning "shield fish" in Hanyu Pinyin) is an extinct genus of eugaleaspidiform galeaspid known from the Silurian of Yunnan, southwestern China. Two species are known: D longiforus, the type species and D. xiushanensis, which was initially named as a species of Eugaleaspis. The type specimen of D. longiforus is IVPP V 17681, a complete cephalic shield prepared by C. H. Xiong, and the holotype of D. xiushanensis is IVPP V 6793.1, another complete cephalic shield.