| Esmaeilius shirini | |
|---|---|
Scientific classification  | |
| Domain: | Eukaryota |
| Kingdom: | Animalia |
| Phylum: | Chordata |
| Class: | Actinopterygii |
| Order: | Cyprinodontiformes |
| Family: | Aphaniidae |
| Genus: | Esmaeilius |
| Species: | E. shirini |
| Binomial name | |
| Esmaeilius shirini | |
Esmaeilius shirini, the Shirin toothcarp, or Khosroshirin tooth-carp, is a species of pupfish belonging to the family Aphaniidae. [1] It is found in the Khosroshirin stream of the Kor River basin, Fars province, Iran. The species is threatened by the introduction of the predatory rainbow trout to their habitat. [2] It is harmless to humans. [3]