Dip:Agromyzidae
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Aulagromyza fulvicornis (Hendel, 1935)
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frass in fragments

 

Food Plant: Salix caprea (Goat Willow), S.aurita (Eared sallow)

Mine: August

Notes: Forms a long narrow linear upper surface mine, which starts lower surface. The frass is in thread-like fragments (as shown). The mine turns brown as it ages. Pupariates externally, forming a reddish puparium with the posterior spiracles having up to 20 bulbs in two rows.

Data: 06.viii.2020, Havant Thicket, Hants, VC11 John Langmaid & Ian Thirlwell

Image:© Ian Thirlwell

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