Austrolebias nachtigalli
- kingdom: Animalia
- phylum: Chordata
- class: Actinopterygii
- order: Cyprinodontiformes
- family: Rivulidae
- genus: Austrolebias
- species: Austrolebias nachtigalli
Arroio Grande
Rio Grande do Sul
Brazil
Austrolebias nachtigalli
Arroio Grande