Idas blue - Plebejus idas


Family: Lycaenidae.

Flight Time: Mid June - August.

Size: 28-34mm

Altitude: 200-2100m

The Idas blue is a variable species with a number of named forms and subspecies. It is also very similar to the Silver-studded blue, Plebejus argus. The foreleg in idas lacks a spine which is present in argus, see leg closeups.
A beautiful upperside from Mark Ogden, taken in the Dolomites.

Fact File

Similar Species Foodplants Habitat Distribution






Early Stages




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