Twospot Bristletooth
Ctenochaetus binotatus
- Least concern
- Card rarity: Common
- Fish

Ctenochaetus binotatus, the twospot bristletooth or twospot surgeonfish, is a species of marine ray-finned fish belonging to the family Acanthuridae, the surgeonfishes unicornfishes and tangs. This species has a wide Indo-Pacific distribution.
Classification
- Class
- Actinopterygii
- Order
- Acanthuriformes
- Family
- Acanthuridae
- Genus
- Ctenochaetus