A perched male

A perched male
Species: Ultramarine Flycatcher   Ficedula superciliaris
Subspecies: aestigma
Author: Paul van Giersbergen
Date: 
Friday, April 10, 2015
Added to IBC: 13 Oct 2015 - 10:06
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4.375
Average: 4.4 (8 votes)
Licence: 
All Rights Reserved
Altitude (m): 
2797 meters
Locality:

Comments

Submitted by Steve Pryor on
Steve Pryor's picture

Paul, this is a race aestigma in spite of the visible (though reduced) supercilium. The range interface between the two races is somewhere in western Nepal, and the gradual disappearance of the supercilium going eastward seems to be clinal.  It lacks entirely in Assam.

Related Lynx titles
Birds of Europe, North Africa and the Middle East
This is the most up-to-date checklist of bird species and subspecies recorded in Europe, North Africa and the Middle East, including Iran and the Arabian Peninsula – the ‘greater’ Western Palearctic. Species are presented in systematic order, and each species entry includes scientific and English names, taxonomic notes, distribution and range/vagrancy occurrences within the region.

Citation

Paul van Giersbergen, IBC1102046. Accessible at hbw.com/ibc/1102046.

Extended version
Paul van Giersbergen, IBC1102046. Photo of Ultramarine Flycatcher Ficedula superciliaris at Hilley, India. Accessible at hbw.com/ibc/1102046.

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