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21.001 Lyonetia clerkella (Linnaeus, 1758)
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deeply segmented larva


Food Plant: Various Rosaceae /Betula (Birch).

Egg: Laid inside the cuticle of a leaf

Mine: May; July; September-October

Pupa: In a silken cocoon suspended from threads attached to food plant or other vegetation

Notes: A long, whitish smoothly-curved upper-surface mine with broken black frass. The deeply segmented larva (as shown) and lack of obvious egg-case at the start of the mine help distinguish this from Nepticulid mines. Mine shown on Birch.

Data: 23.ix.2011, Tramore, Co.Waterford, VC H6, Ireland

Image:© Tony Bryant

sponsored by Colin Plant Associates (UK) LLP/Consultant Entomologists