Haikoucaris
| Haikoucaris Temporal range:  | |
|---|---|
| Fossil of Haikoucaris | |
| Reconstruction of Haikoucaris | |
| Scientific classification | |
| Domain: | Eukaryota | 
| Kingdom: | Animalia | 
| Phylum: | Arthropoda | 
| Class: | †Megacheira | 
| Clade: | †Cheiromorpha | 
| Genus: | †Haikoucaris Chen et al., 2004 | 
| Species: | †H. ercaiensis | 
| Binomial name | |
| †Haikoucaris ercaiensis Chen et al., 2004 | |
Haikoucaris is a genus of megacheiran arthropod that contains the single species Haikoucaris ercaiensis. It was discovered in the Cambrian Chengjiang biota of China.