Acanthuriformes · Butterflyfishes, Angelfishes, and ies
6 species| Photo | English | සිංහල | தமிழ் | Scientific name | IUCN | Endemic |
|---|---|---|---|---|---|---|
| Lattice Butterflyfish | දැල් රටා සමනල මාළුවා | வலை வடிவ பட்டாம்பூச்சி மீன் | Chaetodon rafflesii | LC | — | |
| Lieutenant Surgeonfish | — | — | Acanthurus tennentii | LC | — | |
| Lined Bristletooth | — | — | Ctenochaetus striatus | LC | — | |
| Longfin Bannerfish | දිගු වරල් කොඩි මාළුවා | நீண்ட துடுப்புக் கொடிமீன் | Heniochus acuminatus | LC | — | |
| Longfin Batfish | දිගු වරල් වවුල් මාළුවා | நீண்ட துடுப்பு வௌவால் மீன் | Platax teira | LC | — | |
| Longspine Ponyfish | දිගු කටු කරල්ලා | — | Aurigequula longispinis | LC | — |
