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38.004 Elachista argentella (Clerck, 1759)
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different views of the larva are shown


Food Plant: a wide variety of grasses - mine illustrated is on Dactylis glomerata (Cock's-foot grass)

Egg: near the tip of the leaf

Mine: autumn - May

Notes: It makes a small narrow mine in the autumn and overwinters. In the spring it changes leaves and mines tip downwards. The mine fills the leaf width. The frass is packed in the top of the mine. Imago reared to confirm identity. The head of the larva is pale brown, with darker margins (as shown). The prothoracic plate has two small groups of dark mrkings. The larva has a pale dorsal line (as shown).

Data: 09.v.2006, Chorlton, Lancashire, VC59

Image:© Ben Smart

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