Liriomyza taraxaci


The larvae of the fly Liriomyza taraxaci mine the leaves of Dandelion Sow-thistle and Autumn Hawkbit, forming a small, irregular, elongated blotch with few frass grains inside the mine.

Identification difficulty


Recording advice

Unless identified by a recognised expert, a photo is required. If the photo doesn't show the key ID features then in the comments box describe the size and identifying characters you have observed.


Where the larval hostplants occur.

When to see it

The mines can be seen in spring to early autumn.

Life History

The larva leaves the mine to pupate.

UK Status

Said to be widespread in the south of England, but there are few records on the NBN.

VC55 Status

Status in Leicestershire and Rutland not known.

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Leicestershire & Rutland Map


Yellow squares = NBN records (all known data)
Coloured circles = NatureSpot records: 2020+ | 2015-2019 | pre-2015

UK Map