[1] The specific name smithi honours Dr Harrison Willard Smith, an American scientist who collected the holotype[4] from the Limbang River district.

A conspicuous red or pink arc may be present above the anus.

[1][3] The eggs are probably laid in pools of standing water on the forest floor.

The type locality in Sarawak has experienced severe habitat loss and the species might no longer persist there.

The Sabah locality is, however, within the Danum Valley Conservation Area, which is well protected.