Scorpididae

Halfmoons

11 species

1. 1Bathystethus cultratus (Bloch & Schneider, 1801) · Grey knifefishocean · temperate
2. 2Bathystethus orientale Regan, 1913 · Silver knifefishocean · subtropical
3. 3Labracoglossa argenteiventris Peters, 1866ocean · temperate · reef
4. 4Labracoglossa nitida McCulloch & Waite, 1916 · Blue knifefishocean · temperate
5. 5Medialuna ancietae Chirichigno F., 1987ocean · subtropical
6. 6Medialuna californiensis (Steindachner, 1876) · Halfmoonocean · temperate
7. 7Scorpis aequipinnis Richardson, 1848 · Sea sweepocean · temperate
8. 8Scorpis chilensis Guichenot, 1848ocean · subtropical
9. 9Scorpis georgiana Valenciennes, 1832 · Banded sweepocean · temperate · reef
10. 10Scorpis lineolata Kner, 1865 · Silver sweepbrackish · ocean · temperate · reef
11. 11Scorpis violacea (Hutton, 1873) · Blue maomaoocean · temperate

Source: FishBase v25.04 (fishbase.org), via cboettig/fishbase, fetched 2026-10-18.