An Cyanochen cyanoptera [4] [5] [3] [6] Aves nga syahan ginhulagway ni Ruppell hadton 1845. An Cyanochen cyanoptera in nahilalakip ha genus nga Cyanochen familia nga Anatidae .[7] [8] IUCN an species komo nadudultan .[1] [7]
↑ 1.0 1.1 "Cyanochen cyanoptera " . IUCN Red List of Threatened Species. Version 2012.2International Union for Conservation of Nature . 2012. Retrieved 24/10/2012 . ↑ (1998) , website, Zoonomen - Zoological Nomenclature Resource ↑ 3.0 3.1 Dickinson, Edward C., ed. (2003) , The Howard and Moore Complete Checklist of the Birds of the World, 3rd edition ↑ (1996) , database, NODC Taxonomic Code ↑ Gill, Frank, and Minturn Wright (2006) , Birds of the World: Recommended English Names ↑ (2006) , website, Zoonomen - Zoological Nomenclature Resource, 2006.12.10 ↑ 7.0 7.1 Bisby F.A., Roskov Y.R., Orrell T.M., Nicolson D., Paglinawan L.E., Bailly N., Kirk P.M., Bourgoin T., Baillargeon G., Ouvrard D. (red.) (2011). "Species 2000 & ITIS Catalogue of Life: 2011 Annual Checklist." . Species 2000: Reading, UK. Retrieved 24 september 2012 . ↑ ITIS: The Integrated Taxonomic Information System . Orrell T. (custodian), 2011-04-26
