n = 7
| Scientific Name | Author | Valid Name | Family | English Name |
|---|---|---|---|---|
| Leuroglossus callorhini | (Lucas, 1899) | Leuroglossus callorhini | Bathylagidae | |
| Leuroglossus lineatus | Matsubara, 1943 | Glossanodon lineatus | Argentinidae | |
| Leuroglossus ochotensis | (Schmidt, 1938) | Lipolagus ochotensis | Bathylagidae | Eared blacksmelt |
| Leuroglossus schmidti | Rass, 1955 | Leuroglossus schmidti | Bathylagidae | Northern smoothtongue |
| Leuroglossus stilbius | Gilbert, 1890 | Leuroglossus stilbius | Bathylagidae | California smoothtongue |
| Leuroglossus stilbius schmidti | Rass, 1955 | Leuroglossus schmidti | Bathylagidae | Northern smoothtongue |
| Leuroglossus urotranus | Bussing, 1965 | Leuroglossus stilbius | Bathylagidae | California smoothtongue |