Species Details

ABH: 70.015

BF: 1712

Family: Geometridae

Subfamily: Sterrhinae

Taxon: Idaea emarginata

Authority: (Linnaeus, 1758)

Vernacular: Small Scallop

Account: Local and declining, in damp woodland, rough grassland, rural gardens, river-banks and other damp areas throughout England and Wales The combination of scalloped outer wing-edges and delicate curved cross-lines are quite distinctive. Larva feeds on various species of Bedstraw.

Accounts provided by and used with the kind permission of Mike Wall, Hampshire County Moth Recorder. These will in due course be gradually replaced with species accounts with a Surrey context.

Wingspan: 24 — 27 mm

Surrey Flight Period: 21 Jun (2003) — 15 Aug (1980)

The flight period of overwintering adults are not given. See the flight chart below the distribution map.

Foodplant: Galium sp.

Foodplant accounts are from the HOSTS database — Natural History Museum, London, UK. (CC0).

Status: Least Concern (LC)

UK BAP:

WCA:

Click here to view the full geology map of Surrey.

Verification Grade: 1 — Relatively easily identified 👌

Further Information: https://www.ukmoths.org.uk/species/idaea-emarginata/

Statistics

* Based on adult records only.

Records: 206

Individuals: 101

Earliest Year: 1899

Latest Year: 2023

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