Check-list of birds of the world. Volume X. Prunellidae Turdinae Orthonychinae Timaliinae Panurinae Picathartinae PolioptilinaeAuthors: Herbert G Deignan | Raymond A Paynter | Dillon RipleyPublished in Check-list of birds of the world, in 1964, in volume 10, pages 1-502Created: 2015-03-08, modified: 2015-03-08