Species Details

ABH: 73.061

BF: 2394

Family: Noctuidae

Subfamily: Oncocnemidinae

Taxon: Stilbia anomala

Authority: (Haworth, 1812)

Vernacular: Anomalous

Account: Local on moorland, in Scotland including the Hebrides and Orkney, northern England including the Isle of Man, on Dartmoor, Exmoor and the New Forest, and through much of Wales, elsewhere extremely local and usually uncommon; a species of conservation concern under the UK Biodiversity Action Plan Larva feeds on Wavy Hair-grass and Tufted Hair-grass.

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: 29 — 36 mm

Surrey Flight Period: 19 Aug (1995) — 8 Sep (2018)

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

Foodplant: Deschampsia flexuosa (Wavy Hair-grass), Gramineae.

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

Status: Vulnerable (VU)

UK BAP: BAP(R)

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/stilbia-anomala/

Statistics

* Based on adult records only.

Records: 14

Individuals: 7

Earliest Year: 1961

Latest Year: 2018

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