The dusky tetraka (''Xanthomixis tenebrosa'') is a species of Old World warbler in the family Bernieridae. It is found only in Madagascar. Its natural habitat is subtropical or tropical moist lowland forests. It is threatened by habitat loss.

References

Malagasy warblers Birds described in 1925, dusky tetraka Taxonomy articles created by Polbot Fauna of the Madagascar lowland forests {{Sylvioidea-stub