Small black-and-white flycatcher found in wetter forests of northern Queensland. White underparts except for black breast band, with black mask, tail, and wings, blue eyering, and back back with white band. Rear of head has large puffy white collar (like a space helmet). Compare Frill-necked Monarch, which lacks black breast band and has more black under chin. Forages treecreeper-style, moving up and down tree trunks looking for insects in the bark. Calls include a fast repeated whistle.