Your login:

Password:

Stay signed in

Enter your login name or your email address and click on Send reminder to receive a reminder by email.


Welcome Guest

Unspotted Saw-whet Owl

Aegolius ridgwayi (Alfaro, 1905)

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 HBW and BirdLife Taxonomic Checklist v4 (Dec 2019)Clements, version 2019Howard and Moore 4th edition (incl. corrigenda vol.1-2)Handbook of the Birds of the World and Birdlife (Dec 2018)IOC World Bird Names, version 10.2
Aegolius [acadicus or ridgwayi]  
 
 
 
 
 
 
 
 
 
* Aegolius acadicus Aegolius acadicus
Northern Saw-whet Owl
Aegolius acadicus
Northern Saw-whet Owl
Aegolius acadicus
Northern Saw-whet Owl
Aegolius acadicus
Northern Saw-whet Owl
Aegolius acadicus
Northern Saw-whet Owl
Aegolius acadicus acadicus  
 
Aegolius acadicus acadicus
 
Aegolius acadicus acadicus
 
Aegolius acadicus acadicus
 
Aegolius acadicus acadicus
 
Aegolius acadicus acadicus (acadicus)  
 
 
 
 
 
 
 
 
 
[Aegolius acadicus acadicus (brodkorbi)]  
 
 
 
 
 
 
 
 
 
[Aegolius acadicus acadicus (scotaea)]  
 
 
 
 
 
 
 
 
 
Aegolius acadicus brooksi  
 
Aegolius acadicus brooksi
 
Aegolius acadicus brooksi
 
Aegolius acadicus brooksi
 
Aegolius acadicus brooksi
 
* Aegolius ridgwayi Aegolius ridgwayi
Unspotted Saw-whet Owl
Aegolius ridgwayi
Unspotted Saw-whet Owl
Aegolius ridgwayi
Unspotted Saw-whet Owl
Aegolius ridgwayi
Unspotted Saw-whet Owl
Aegolius ridgwayi
Unspotted Saw-whet Owl
Aegolius ridgwayi ridgwayi  
 
Aegolius ridgwayi ridgwayi
 
 
 
Aegolius ridgwayi ridgwayi
 
 
 
Aegolius ridgwayi tacanensis  
 
Aegolius ridgwayi tacanensis
 
 
 
Aegolius ridgwayi tacanensis
 
 
 
Aegolius ridgwayi rostratus  
 
Aegolius ridgwayi rostratus
 
 
 
Aegolius ridgwayi rostratus
 
 
 

Avibase has been visited 310,038,378 times since 24 June 2003. © Denis Lepage | Privacy policy