Megalurulus, the thicketbirds, are a genus of songbirds. Previously placed in the in the "Old World Warbler" family Sylviidae, they does not seem to be a close relative of the typical warblers. More probably, they belong in the newly-recognized grass-warbler family Megaluridae.

This genus contains the following species:

• New Caledonia Thicketbird or New Caledonia Grassbird, Megalurulus mariei
• Bismarck Thicketbird, Megalurulus grosvenori
• Bougainville Thicketbird, Megalurulus llaneae
• Guadalcanal Thicketbird, Megalurulus whitneyi
• Rusty Thicketbird, Megalurulus rubiginosus