Taxon profile
Least Concern  |
Included taxa
Number of records: 3subspecies Geospiza difficilis debilirostris Ridgway, 1894
subspecies Geospiza difficilis difficilis Sharpe, 1888
subspecies Geospiza difficilis septentrionalis Rothschild & Hartert, 1899
Links and literature
ARKive [/sharp-beaked-ground-finch/geospiza-difficilis/]
ARKive [http://www.arkive.org]
Data retrieved on: 16 December 2010
Bird Life 5.1 [9604]
Bird Life [http://www.birdlife.org] [as Geospiza difficilis Sharpe, 1888]
Data retrieved on: 26 April 2013
Remsen J. V. Jr., Cadena C. D., Jaramillo A., Nores M., Pacheco J. F., Pérez-Emán J., Robbins M. B., Stiles F. G., Stotz D. F. and Zimmer K. J. (2002-2013): Classification of the bird species of South America 17 March 2013 [http://www.museum.lsu.edu/~Remsen/SACCBa...], American Ornithologists' Union [as Geospiza difficilis]Data retrieved on: 26 April 2013
Gill F. & Donsker D.: IOC World Bird List 7.3 [http://www.worldbirdnames.org/] [as Geospiza difficilis Sharpe, 1888]Data retrieved on: 16 November 2017
IUCN Red List of Threatened Species 2018-1 [103815127]
IUCN Red List of Threatened Species [http://www.iucnredlist.org/] [as Geospiza difficilis Sharpe, 1888]
Data retrieved on: 2 August 2018
Hudec K. et al. (2003): Soustava a české názvosloví ptáků světa, Muzeum Komenského v Přerově. 462 pp. [as Geospiza difficilis Sharpe, 1888] Clements, J. F.: eBird/Clements checklist of birds of the world 6.7 [http://www.birds.cornell.edu/clementsche...], Cornell Lab of Ornithology [as Geospiza difficilis]Data retrieved on: 7 April 2013
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