Long-tailed wren-babbler

The long-tailed wren-babbler has been split into the following species:
 * Naga wren-babbler, Spelaeornis chocolatinus
 * Pale-throated wren-babbler, Spelaeornis kinneari
 * Chin Hills wren-babbler, Spelaeornis oatesi
 * Grey-bellied wren-babbler, Spelaeornis reptatus