Bock, Walter J. (1994). History and Nomenclature of Avian Family-Group Names. Bulletin of the American Museum of Natural History. Number 222. New York: American Museum of Natural History. ss. 147, 262. hdl:2246/830.
Gill, Frank; Donsker, David, (Ed.) (2019). "NZ wrens, broadbills, pittas". World Bird List Version 8.2. International Ornithologists' Union. 25 Nisan 2014 tarihinde kaynağından arşivlendi. Erişim tarihi: 12 Ocak 2019.
worldbirdnames.org
Gill, Frank; Donsker, David, (Ed.) (2019). "NZ wrens, broadbills, pittas". World Bird List Version 8.2. International Ornithologists' Union. 25 Nisan 2014 tarihinde kaynağından arşivlendi. Erişim tarihi: 12 Ocak 2019.