Chirosia grossicauda

Description

The larvae of the fly Chirosia grossicauda causes galls to form on Bracken fronds. The tip of the pinnule (involving a few pinnules) rolls downwards and may discolour, inside a white maggot mines along the main vein.

Identification difficulty

Gall Adult

Habitat

Wherever Bracken is present.

When to see it

August to October.

UK Status

Widespread and fairly frequent in Britain.

VC55 Status

Status in Leicestershire and Rutland not known.

Leicestershire & Rutland Map

MAP KEY:

Yellow squares = NBN records (all known data)
Coloured circles = NatureSpot records: 2020+ | 2015-2019 | pre-2015

UK Map

Species profile

Species group:
Flies
Kingdom:
Animalia
Order:
Diptera
Family:
Anthomyiidae
Records on NatureSpot:
9
First record:
24/06/2016 (Grimes, Martin)
Last record:
11/07/2021 (Timms, Sue)

Total records by month

% of records within its species group

10km squares with records

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