Critically endangered
4 species| Photo | English | සිංහල | தமிழ் | Scientific name | IUCN | Sri Lanka |
|---|---|---|---|---|---|---|
| Bambaradeniya’s Shrub Frog | බඹරදෙණියගේ පඳුරු ගෙම්බා | — | Pseudophilautus bambaradeniyai | CR | Endemic | |
| Bandarawela Round-Eyed Gecko | බණ්ඩාරවෙල වටඇස් හූනා | — | Cnemaspis latha | CR | 🌿 Lives in Sri Lanka | |
| Bentfin Devil Ray | වක් වරල් යක් තිරලියා | வளைந்த துடுப்புப் பிசாசுத் திருக்கை | Mobula thurstoni | CR | 🌿 Lives in Sri Lanka | |
| Butewe’s Day Gecko | බුටෙවගේ දිවා හූනා | — | Cnemaspis butewai | CR | 🌿 Lives in Sri Lanka |
