An Baeolophus ridgwayi [ 4] [ 2] [ 5] [ 6] Aves nga syahan ginhulagway ni Richmond hadton 1902. An Baeolophus ridgwayi in nahilalakip ha genus nga Baeolophus familia nga Paridae .[ 7] [ 8] IUCN an species komo diri gud kababarak-an .[ 1]
Ini nga species ginbahin ha masunod nga subspecies:[ 7]
B. r. zaleptus B. r. ridgwayi
↑ 1.0 1.1
"Baeolophus ridgwayi " . IUCN Red List of Threatened Species. Version 2012.2International Union for Conservation of Nature . 2012. Ginkuhà 24 Oktubre 2012 .
↑ 2.0 2.1 Dickinson, Edward C., ed. (2003) , The Howard and Moore Complete Checklist of the Birds of the World, 3rd edition
↑ Banks, R. C., R. W. McDiarmid, A. L. Gardner, and W. C. Starnes (2003) , Checklist of Vertebrates of the United States, the U.S. Territories, and Canada
↑ Gill, Frank, and Minturn Wright (2006) , Birds of the World: Recommended English Names
↑ (2007) , website, Zoonomen - Zoological Nomenclature Resource, 2007.03.27
↑ Cicero, Carla (2000) Oak Titmouse (Baeolophus inornatus) and Juniper Titmouse (Baeolophus ridgwayi), The Birds of North America, no. 485
↑ 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. (ed.) (2011). "Species 2000 & ITIS Catalogue of Life: 2011 Annual Checklist" . Species 2000: Reading, UK. Ginkuhà 24 Septyembre 2012 . CS1 maint: multiple names: authors list (link ) CS1 maint: extra text: authors list (link ) ↑ ITIS: The Integrated Taxonomic Information System . Orrell T. (custodian), 26 Abril 2011
