Cauchas fibulella

Alternative names
Little Long-horn, Adela fibulella
Description

Wingspan 8 to 11 mm. The smallest of the British Adelinae, with a distinctive pale mark on the centre of the forewing, and often a second, smaller pale blotch nearer the base. Unlike some of its relatives, the antennae of the male are only slightly longer than those of the female.

Identification difficulty
Habitat

Where the larval foodplant, Germander Speedwell (Veronica chamaedrys) is present.

When to see it

The moths are on the wing in June and fly in sunshine, often visiting the flowers of the foodplant.

Life History

The foodplant is Germander Speedwell (Veronica chamaedrys), the larvae feeding initially on the seeds, later building a portable case from fragments of plant, and feeding on the leaves close to the ground.

UK Status

In the Butterfly Conservation's Microlepidoptera Report 2011 this species was classified as common.

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
7.009 BF153

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Leicestershire & Rutland Map

MAP KEY:

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

UK Map