| Monacoa niger | |
|---|---|
| | |
| Holotype | |
| Scientific classification | |
| Domain: | Eukaryota |
| Kingdom: | Animalia |
| Phylum: | Chordata |
| Class: | Actinopterygii |
| Order: | Argentiniformes |
| Family: | Opisthoproctidae |
| Genus: | Monacoa |
| Species: | M. niger |
| Binomial name | |
| Monacoa niger | |
Monacoa niger, also known as the black mirrorbelly, is a species of fish in the family Opisthoproctidae. It is found in the eastern-central Pacific Ocean. [1]
| | This section needs expansionwith: Diagnostic characters of this species?. You can help by adding to it. (April 2025) |
This species reaches a length of 4.8 cm (1.9 in). [2]