Small Tortoiseshell.
1,2 female; 3,5 male; 4 var.
Date 1906
Source http://www.flickr.com/photos/biodivlibrary/6779575540
Author Richard South.
Full title The butterflies of the British Isles /
Source: https://commons.wikimedia.org/wiki/File:The_butterflies_of_the_British_Isles_(Pl._38)_(6779575540).jpg

The small tortoiseshell (Aglais urticae) is a colourful Eurasian butterfly in the family Nymphalidae. It is found throughout temperate Europe, Asia Minor, Central Asia, Siberia, China, Mongolia, Korea and Japan. The small tortoiseshell is the national butterfly of Denmark.