Species Details

ABH: 15.085

BF: 363

Family: Gracillariidae

Subfamily: Lithocolletinae

Taxon: Phyllonorycter joannisi

Authority: (Le Marchand, 1936)

Vernacular: Norway Maple Leaf-miner

Account: Common in woodland and hedgerows throughout much of south-eastern England and in Worcestershire, but expanding northwards and has recently been found as far north as Yorkshire (MBGBI Vol 2, UKMoths). First discovered in Winchester (vice-county 11) in 1977, spreading to vice-county 12 at Leckford seven years later and the Isle of Wight (vice-county 10) in 2000. Now fairly widespread across both counties, although rare in the New Forest. Wingspan 8 mm. Imago similar to P. acerifoliella and P. geniculella. Imago only occasionally encountered at light, and more likely to be recorded in the larval stage, when mines are relatively easy to find where they are present. Larva monophagous, mining leaves of Norway Maple and over-wintering as a pupa in a cocoon.

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: 8 mm

Surrey Flight Period: —

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

Foodplant:

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

Status: Common

UK BAP:

WCA:

Moths

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Verification Grade: 3 — Difficult to identify, an image may be required 🤔🤔

Further Information: https://www.ukmoths.org.uk/species/phyllonorycter-joannisi/

Statistics

* Based on adult records only.

Records: 123

Individuals: 1

Earliest Year: 1998

Latest Year: 2025