n = 8
| Scientific Name | Author | Valid Name | Family | English Name |
|---|---|---|---|---|
| Trachyrincus anonyme | Giorna, 1809 | Trachyrincus scabrus | Trachyrincidae | Roughsnout grenadier |
| Trachyrincus aphyodes | McMillan, 1995 | Trachyrincus aphyodes | Trachyrincidae | |
| Trachyrincus helolepis | Gilbert, 1892 | Trachyrincus helolepis | Trachyrincidae | Armourhead grenadier |
| Trachyrincus longirostris | (Günther, 1878) | Trachyrincus longirostris | Trachyrincidae | Slender unicorn rattail |
| Trachyrincus murrayi | Günther, 1887 | Trachyrincus murrayi | Trachyrincidae | Roughnose grenadier |
| Trachyrincus scabrus | (Rafinesque, 1810) | Trachyrincus scabrus | Trachyrincidae | Roughsnout grenadier |
| Trachyrincus trachyrincus | (Risso, 1810) | Trachyrincus scabrus | Trachyrincidae | Roughsnout grenadier |
| Trachyrincus villegai | Pequeño, 1971 | Trachyrincus villegai | Trachyrincidae | Grey grenadier |