False ilex hairstreak - Satyrium esculi


Family: Lycaenidae

Flight Time: May-August

Size: 30-34mm

Altitude: 500-1300m

Very similar to the Ilex hairstreak Satyrium ilicis see the other page for a comparison. I saw a very large number of these in the Pyrenées, they were flocking together on single flower heads, sometimes a dozen at a time.

The orange lunules on the underside hindwing are not bordered black on the outside, bordered black in S. ilicis.


Fact File

Similar Species Foodplants Habitat Distribution

Satyrium ilicis

Quercus Oak

Oak scrub/wood.

False ilex hairstreak distribution


Early Stages




© All pictures in these pages copyright to Simon Coombes. Permission must be sought and obtained for any use.