Critically endangered
4 species| Photo | English | සිංහල | தமிழ் | Scientific name | IUCN | Endemic |
|---|---|---|---|---|---|---|
| Karu’s Horned Lizard | — | — | Ceratophora karu | CR | Endemic | |
| Kegalle Round-Eyed Gecko | — | — | Cnemaspis menikay | CR | — | |
| Kelaart’s Starry Shrub Frog | — | — | Pseudophilautus stellatus | CR | Endemic | |
| Kohukumbure’s Day Gecko | — | — | Cnemaspis kohukumburai | CR | — |