Xanthomixis is a genus of birds in the Malagasy warbler family, Bernieridae. It contains the tetrakas.
The genus contains three species:
Myers, P., R. Espinosa, C. S. Parr, T. Jones, G. S. Hammond, and T. A. Dewey. 2006. The Animal Diversity Web (online). Accessed August 28, 2007 http://animaldiversity.org