Spot-fin porcupinefish
| Diodon hystrix | |
|---|---|
| Scientific classification | |
| Domain: | Eukaryota | 
| Kingdom: | Animalia | 
| Phylum: | Chordata | 
| Class: | Actinopterygii | 
| Order: | Tetraodontiformes | 
| Family: | Diodontidae | 
| Genus: | Diodon | 
| Species: | D. hystrix | 
| Binomial name | |
| Diodon hystrix Linnaeus, 1758 | |
The spot-fin porcupinefish (Diodon hystrix), also known as the spotted porcupinefish, black-spotted porcupinefish or simply porcupinefish, is a member of the family Diodontidae.