Taxon profile
Included taxa
Number of records: 2subspecies Geospiza difficilis debilirostris Ridgway, 1894
subspecies Geospiza difficilis difficilis Sharpe, 1888
Links and literature
Bird Life 3 [103815127]
Bird Life [http://www.birdlife.org] [as Geospiza difficilis Sharpe, 1888]
Data retrieved on: 23 November 2018
IUCN Red List of Threatened Species 2024-1 [103815127]
IUCN Red List of Threatened Species [http://www.iucnredlist.org/] [as Geospiza difficilis Sharpe, 1888]
Data retrieved on: 29 January 2024
Gill F., Donsker D. & Rasmussen P. (eds): IOC World Bird List 11.1 [http://www.worldbirdnames.org/] [as Geospiza difficilis Sharpe, 1888]Data retrieved on: 5 December 2021
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
del Hoyo J., Elliott A., Sargatal J., Christie D.A. & de Juana E. (eds.).: Handbook of the Birds of the World (HBW) Alive [https://www.hbw.com/], Lynx Edicions, Barcelona [as Geospiza difficilis Sharpe, 1888]Data retrieved on: 27 November 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, Cornell Lab of Ornithology [as Geospiza difficilis]Data retrieved on: 7 April 2013