Hemigrammus geisleri
- kingdom: Animalia
- phylum: Chordata
- class: Actinopterygii
- order: Characiformes
- family: Characidae
- genus: Hemigrammus
- species: Hemigrammus geisleri
São Gabriel da Cachoeira
Amazonas
BrazilPuerto Ayacucho
San Carlos de Río Negro
Amazonas
Venezuela