website logo Lepidoptera Outer Hebrides

Family: Geometridae   Checklist Number: 70.097

Dysstroma truncata concinnata (Stephens, 1831)

Arran Carpet

An uncommon species which is endemic in north-west Scotland and the Hebrides. It can be confused with dark marbled carpet (Dysstroma citrata) and common marbled carpet (Dysstroma truncata). Found from July to August. The status of arran carpet has been changed and it is now classified as a subspecies of Dysstroma truncata. It is a race or ecotype which behaves as a species on some Scottish islands. Heather (Calluna vulgaris) and bilberry (Vaccinium myrtillus) are the preferred food-plants.

References: 
Leverton, R. & Cubitt, M. (2024). The Larger Moths of Scotland.
Waring, P. & Townsend, M. (2018 third edition). Field Guide to the Moths of Great Britain and Ireland.

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