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1>
Blotch mine. An upper surface primary blotch with several larvae
feeding together; the blotch is greenish when fresh but becomes
yellowish with age. Puparium black
 |
| Mine
of Phytomyza
angelicae on
Aquilegia sylvestris. Image: Brian Pitkin |
Phytomyza
angelicae Kaltenbach [Agromyzidae].
->
Linear mine which may become a blotch.
2.
2>
An irregular upper surface linear mine, which can widen and become
almost blotch like at end. Puparium black
 |
| Mine
of Phytomyza angelicastri
on Angelica. Image: Brian Pitkin |
Phytomyza
angelicastri Hering [Agromyzidae].
->
Mine irregularly linear, whitish-green normally adjoining margin
of leaf, when old brownish. Puparium shining black
 |
| Mine
of Phytomyza obscurella
on Aegopodium podagraria. Image: Brian
Pitkin |
Phytomyza
obscurella Fallén [Agromyzidae].
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