Threadfin butterflyfish
| Threadfin butterflyfish | |
|---|---|
| C. a. setifer (Pemba, Tanzania) | |
| C. a. auriga (Sharm el-Sheikh, Red Sea) | |
| Scientific classification | |
| Domain: | Eukaryota | 
| Kingdom: | Animalia | 
| Phylum: | Chordata | 
| Class: | Actinopterygii | 
| Order: | Acanthuriformes | 
| Family: | Chaetodontidae | 
| Genus: | Chaetodon | 
| Subgenus: | Chaetodon (Rabdophorus) | 
| Species: | C. auriga | 
| Binomial name | |
| Chaetodon auriga Forsskål, 1775 | |
| Synonyms | |
| 
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The threadfin butterflyfish (Chaetodon auriga) is a species of marine ray-finned fish belonging to the family Chaetodontidae. It has a wide Indo-Pacific distribution.