Zelleria hepariella

Alternative names
Ash Spinner
Brown Ash Ermel
Brown Ash Ermine
Description

Wingspan around 12 mm. The combination of the rufous or chestnut forewing colour and the 'nose-down' Argyresthia-like resting posture make this species quite distinctive.

Identification difficulty
Habitat

Around Ash.

When to see it

There is one generation, the adults emerging in July or August and overwintering, usually in thick cover, reappearing again in the early spring.

Life History

The larva feeds on Ash sometimes gregariously, in spun leaves.

UK Status

A widespread but locally distributed species throughout much of Britain. In the Butterfly Conservation’s Microlepidoptera Report 2011 this species was classified as local.

VC55 Status

It appears to be uncommon in Leicestershire and Rutland, where there are few records. L&R Moth Group status = D (rare or rarely recorded).

Reference
16.010 BF435

Leicestershire & Rutland Map

MAP KEY:

Yellow squares = NBN records (all known data)
Coloured circles = NatureSpot records: 2025+ | 2020-2024 | pre-2020

UK Map

Species profile

Common names
Brown Ash Ermel
Species group:
Moths
Kingdom:
Animalia
Order:
Lepidoptera
Family:
Yponomeutidae
Records on NatureSpot:
20
First record:
09/07/2003 (Skevington, Mark)
Last record:
06/10/2023 (Gaten, Ted)

Total records by month

% of records within its species group

10km squares with records

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