4.010 BF111 – Nepticulidae – Nepticulinae – Stigmella microtheriella
Nepticulidae – Nepticulinae – Stigmella microtheriella – Nut-tree Pigmy
Status – National Status – Common and widely distributed – Derbyshire status unknown.
ID Pointers – A Leaf-miner – A narrow and long gallery that usually follows the veins of the leaf. Numerous mines can be located on each leaf. Frass is linear to start with becoming dispersed later. Favours Hazel (Corylus)
Mine – June – October
Image – Dave Evans – August 2022 – Wyver Lane, Belper.