Species Details

ABH: 72.051

BF: 2494

Family: Erebidae

Subfamily: Herminiinae

Taxon: Paracolax tristalis

Authority: (Fabricius, 1794)

Vernacular: Clay Fan-foot

Account: Nationally scarce (Na) in broad-leaved woodland throughout much of south-eastern England from Kent to Wiltshire, a priority species under the UK Biodiversity Action Plan, thought to be in decline due to changes in management of woodland, especially cessation of coppicing Main confusion species is Olive Crescent Trisateles emortualis, in which cross-line are light, not dark as in Clay Fan-foot. Larva feeds on Pedunculate Oak.

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: 28 — 31 mm

Surrey Flight Period: 30 Jun (1995) — 27 Jul (1968)

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

Foodplant: Quercus sp. (an oak).

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

Status: Near Threatened (NT)

UK BAP: 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/paracolax-tristalis/

Statistics

* Based on adult records only.

Records: 34

Individuals: 29

Earliest Year: 1949

Latest Year: 1998

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