Endangered
7 species| Photo | English | සිංහල | தமிழ் | Scientific name | IUCN | Endemic |
|---|---|---|---|---|---|---|
| Dark Knob-Tipped Shadowdamsel | — | — | Ceylonosticta montana | EN | — | |
| Dark-Shouldered Cornuted Shadowdamsel | — | — | Ceylonosticta tropica | EN | — | |
| Deraniyagala’s Shieldtail | — | — | Rhinophis tricoloratus | EN | Endemic | |
| Dolukanda Round-Eyed Gecko | — | — | Cnemaspis alwisi | EN | Endemic | |
| Drummond-Hay’s Earth Snake | — | — | Rhinophis drummondhayi | EN | Endemic | |
| Drummond-Hay’s Rough-Sided Snake | — | — | Aspidura drummondhayi | EN | Endemic | |
| Dull-Green Shrub Frog | — | — | Pseudophilautus viridis | EN | Endemic |
