Bythitinae, Bythitidae familyasına bağlı bir hayvan altfamilyasıdır.[2]
Bythitinae altfamilyasına bağlı cinsler (2023):
- Acarobythites - Machida, 2000
- Bellottia - Giglioli, 1883
- Bythites - Reinhardt, 1835
- Calamopteryx - B hlke and Cohen, 1966
- Cataetyx - Günther, 1887
- Diplacanthopoma - Günther, 1887
- Gerhardia - Nielsen and Cohen, 2002
- Grammonus - Gill in Goode and Bean, 1896
- Hastatobythites - Machida, 1997
- Hephthocara - Alcock, 1892
- Microbrotula - Gosline, 1953
- Ogilbichthys - Müller, Schwarzhans and Nielsen, 2004
- Pseudogilbia - Müller, Schwarzhans and Nielsen, 2004
- Pseudonus - Garman, 1899
- Saccogaster - Alcock, 1889
- Stygnobrotula - B hlke, 1957
- Thalassobathia - Cohen, 1963