n = 7
| Scientific Name | Author | Valid Name | Family | English Name |
|---|---|---|---|---|
| Bathylagichthys australis | Kobyliansky, 1990 | Bathylagichthys australis | Bathylagidae | Southern deepsea smelt |
| Bathylagichthys greyae | (Cohen, 1958) | Bathylagichthys greyae | Bathylagidae | Grey's deepsea smelt |
| Bathylagichthys kobylianskyi | Gon & Stewart, 2014 | Bathylagichthys kobylianskyi | Bathylagidae | |
| Bathylagichthys longipinnis | (Kobyliansky, 1985) | Bathylagichthys longipinnis | Bathylagidae | |
| Bathylagichthys parini | Kobyliansky, 1990 | Bathylagichthys parini | Bathylagidae | |
| Bathylagichthys problematica | (Lloris & Rucabado, 1985) | Bathylagichthys problematicus | Bathylagidae | |
| Bathylagichthys problematicus | (Lloris & Rucabado, 1985) | Bathylagichthys problematicus | Bathylagidae |