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Ferruginous, Tucuman or Ridgway's Pygmy-Owl

Glaucidium [brasilianum, ridgwayi or tucumanum] (= Glaucidium brasilianum) (Gmelin, JF, 1788)

You can select up to 8 checklists to perform a comparison of taxonomic authorities for this taxon and related concepts:

You can also use one of the pre-defined group of taxonomic authorities below:

The table provided below compares authorities for this taxon and related concept. Names in red are those that differ from the name in the column located immediately to the left.
Species concept Birdlife checklist version 02Birdlife checklist version 03Birdlife checklist version 04Birdlife checklist version 05 (Jun 2012)Birdlife checklist version 06 (Nov 2013)Birdlife checklist version 07 (Jul 2014)Birdlife checklist version 08 (Oct 2015)Birdlife checklist version 09 (Dec 2016)
Glaucidium [brasilianum, ridgwayi, tucumanum or nana]  
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
Glaucidium [brasilianum, ridgwayi or tucumanum] Glaucidium brasilianum
Ferruginous Pygmy-owl
Glaucidium brasilianum
Ferruginous Pygmy-owl
Glaucidium brasilianum
Ferruginous Pygmy-owl
Glaucidium brasilianum
Ferruginous Pygmy-owl
Glaucidium brasilianum
Ferruginous Pygmy-owl
 
 
 
 
 
 
Glaucidium [brasilianum or ridgwayi]  
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
* Glaucidium brasilianum  
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
Glaucidium brasilianum [brasilianum]  
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
Glaucidium brasilianum brasilianum  
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
Glaucidium brasilianum medianum  
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
Glaucidium brasilianum [phaloenoides or margaritae]  
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
Glaucidium brasilianum phaloenoides  
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
Glaucidium brasilianum margaritae  
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
Glaucidium brasilianum duidae  
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
Glaucidium brasilianum olivaceum  
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
Glaucidium brasilianum stranecki  
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
Glaucidium brasilianum ucayalae  
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
* Glaucidium ridgwayi  
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
Glaucidium ridgwayi [ridgwayi, intermedium, saturatum]  
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
Glaucidium ridgwayi [ridgwayi or saturatum]  
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
Glaucidium ridgwayi [ridgwayi or intermedium]  
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
Glaucidium ridgwayi ridgwayi  
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
Glaucidium ridgwayi intermedium  
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
Glaucidium ridgwayi saturatum  
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
Glaucidium ridgwayi [cactorum or intermedium]  
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
Glaucidium ridgwayi cactorum  
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
* Glaucidium tucumanum  
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
Glaucidium tucumanum tucumanum  
 
 
 
 
 
 
 
 
 
Glaucidium tucumanum
Tucuman Pygmy-owl
Glaucidium tucumanum
Tucuman Pygmy-owl
Glaucidium tucumanum
Tucuman Pygmy-owl
Glaucidium tucumanum pallens  
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
Glaucidium [brasilianum or rigwayi, incl. pallens]  
 
 
 
 
 
 
 
 
 
Glaucidium brasilianum
Ferruginous Pygmy-owl
Glaucidium brasilianum
Ferruginous Pygmy-owl
Glaucidium brasilianum
Ferruginous Pygmy-owl
Glaucidium brasilianum [incl. pallens]  
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
* Glaucidium nana Glaucidium nanum
Austral Pygmy-owl
Glaucidium nanum
Austral Pygmy-owl
Glaucidium nanum
Austral Pygmy-owl
Glaucidium nanum
Austral Pygmy-owl
Glaucidium nanum
Austral Pygmy-owl
Glaucidium nana
Austral Pygmy-owl
Glaucidium nana
Austral Pygmy-owl
Glaucidium nana
Austral Pygmy-owl

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