
Photo: Marius Burger · CC0 1.0
Fowlea unicolor
Range
Sri Lanka; possibly also southern India
The Tikiri keelback is a colubrid snake in the genus Fowlea. As currently known it is endemic to Sri Lanka, although it might also occur in southern India (Wikipedia, general species account).
No further species-level description was available in the source consulted, and no status is given for it in the Sri Lanka National Red List 2012 list checked.