Microschemobrycon melanotus
- kingdom: Animalia
- phylum: Chordata
- class: Actinopterygii
- order: Characiformes
- family: Characidae
- genus: Microschemobrycon
- species: Microschemobrycon melanotus
- São Gabriel da Cachoeira
Amazonas
Brazil- San Fernando de Atabapo
Amazonas
Venezuela