n = 14
| Scientific Name | Author | Valid Name | Family | English Name |
|---|---|---|---|---|
| Monolene antillarum | Norman, 1933 | Monolene antillarum | Bothidae | Slim flounder |
| Monolene asaedae | Clark, 1936 | Monolene asaedae | Bothidae | Asaedae flounder |
| Monolene asaedai | Clark, 1936 | Monolene asaedae | Bothidae | Asaedae flounder |
| Monolene assaedae | Clark, 1936 | Monolene asaedae | Bothidae | Asaedae flounder |
| Monolene atrimana | Goode & Bean, 1886 | Monolene atrimana | Bothidae | |
| Monolene danae | Bruun, 1937 | Monolene danae | Bothidae | |
| Monolene dubiosa | Garman, 1899 | Monolene dubiosa | Bothidae | Acapulco flounder |
| Monolene helenensis | Amaoka & Imamura, 2000 | Monolene helenensis | Bothidae | |
| Monolene maculipinna | Garman, 1899 | Monolene maculipinna | Bothidae | Pacific deepwater flounder |
| Monolene megalepis | Woods, 1961 | Monolene megalepis | Bothidae | |
| Monolene mertensae | (Poll, 1959) | Monolene mertensae | Bothidae | Marten's moonflounder |
| Monolene mertensi | (Poll, 1959) | Monolene mertensae | Bothidae | Marten's moonflounder |
| Monolene microstoma | Cadenat, 1937 | Monolene microstoma | Bothidae | Smallmouth moonflounder |
| Monolene sessilicauda | Goode, 1880 | Monolene sessilicauda | Bothidae | Deepwater flounder |