4.002 BF116 - Nepticulidae - Nepticulinae - Stigmella lapponica

4.002 BF116 - Nepticulidae - Nepticulinae - Stigmella lapponica - Grey Birch Dot

Adult Micro: CAT 4 - Gen. Det. Required -

Leaf-miner: CAT L - The leaf or a Photo required -

Larval Case: C4 - As C3 but also a Gen.Det. required -

- click for Verification Guidelines

- Uncertain/Unknown - Insufficient Data - Leaf Miner - Day-flying

Taxonomy: Micro >> Nepticulidae

Other Name/s: Drab Birch Pigmy

ID Difficulty: Red

- difficult to identify - detailed examination required, often a Gen Det and/or specimen and quality photographs are required.

ID pointers: A long linear mine, filled with cloudy greenish frass for the first part, then changing suddenly to a narrow central band of black frass with clear margins. Found on Betula (Birch).The adult moth is roughly scaled, a dull greyish-brown with an indistinct creamy fascia. Adults are coarsely-scaled and dull greyish-brown with an indistinct creamy fascia.

Distribution: (Last record: September 2024 at Belper ) - National Status – Fairly common throughout the British Isles – Derbyshire status is thought to be common but more records required.

Flight Period: May / - One generation in May

Mine Period: June / July / October / - June-July (sometimes in October)

Moth Activity: Diurnal

Wingspan: 5-7mm

Food Plant: Birch

Last Recorded Year: September 2024

Last Recorded By: Dave Evans

Last Recorded General Area: Belper

No First Date Information Recorded

IMAGES BELOW: Dave Evans – September 2024 / August 2022 – Wyver Lane, Belper.