Macronus, the tit-babblers, are a genus of birds in the Timaliidae family. This genus's name is frequently spelled Macronous, but the correct spelling is Macronus.It contains the following species: Pin-striped tit-babbler, Macronus gularis Bold-striped tit-babbler, Macronus bornensis Grey-cheeked tit-babbler, Macronus flavicollis Grey-faced tit-babbler, Macronus kelleyi Brown tit-babbler, Macronus striaticeps Fluffy-backed tit-babbler, Macronus ptilosus