Emperor dragonfly
| Emperor dragonfly | |
|---|---|
| Male Tenerife, Spain | |
| Female Oxfordshire, England | |
| Scientific classification | |
| Domain: | Eukaryota | 
| Kingdom: | Animalia | 
| Phylum: | Arthropoda | 
| Class: | Insecta | 
| Order: | Odonata | 
| Infraorder: | Anisoptera | 
| Family: | Aeshnidae | 
| Genus: | Anax | 
| Species: | A. imperator | 
| Binomial name | |
| Anax imperator Leach, 1815 | |
| Synonyms | |
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The emperor dragonfly or blue emperor (Anax imperator) is a large species of hawker dragonfly of the family Aeshnidae. It is the largest dragonfly in most of Europe, including the United Kingdom, although exceeded in some areas by other species.